NAVISTAR FINANCIAL RETAIL RECEIVABLES CORPORATION
8-K, 1998-05-29
ASSET-BACKED SECURITIES
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                UNITED STATES SECURITIES AND EXCHANGE COMMISSION
                            Washington, D. C. 20549



                                    FORM 8-K



                                 CURRENT REPORT
                       Pursuant to Section 13 or 15(d) of
                      the Securities Exchange Act of 1934




       Date of Report (Date of earliest event reported) May 15, 1998




                  NAVISTAR FINANCIAL RETAIL RECEIVABLES CORPORATION
               on behalf of NAVISTAR FINANCIAL 1994-C OWNER TRUST,
                     NAVISTAR FINANCIAL 1995-A OWNER TRUST,
                     NAVISTAR FINANCIAL 1995-B OWNER TRUST,
                     NAVISTAR FINANCIAL 1996-A OWNER TRUST,
                     NAVISTAR FINANCIAL 1996-B OWNER TRUST,
                    NAVISTAR FINANCIAL 1997-A OWNER TRUST AND
                      NAVISTAR FINANCIAL 1997-B OWNER TRUST
             (Exact name of Registrant as specified in its charter)



                                    Delaware
                 (State or other jurisdiction of incorporation)



              33-55865                                  51-0337491
      (Commission File Number)            (I.R.S. Employer Identification No.)



 2850 West Golf Road Rolling Meadows, Illinois             60008
   (Address of principal executive offices)             (Zip Code)




         Registrant's telephone number including area code 847-734-4000



<PAGE>







                                    FORM 8-K



                    INFORMATION TO BE INCLUDED IN THE REPORT


Item 5.  Other Events.


          On May 15 and 20, 1998, Registrant made available the Monthly Servicer
          Certificates  for the  Period of April  1998 for the  specified  Owner
          Trusts, which are attached as Exhibit 20 hereto.


Item 7.  Financial Statements and Exhibits.

         (c)      Exhibits:

                  See attached Exhibit Index.




                                   SIGNATURE


Pursuant  to the  requirements  of the  Securities  Exchange  Act of  1934,  the
Registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned thereunto duly authorized.



                NAVISTAR FINANCIAL RETAIL RECEIVABLES CORPORATION
               on behalf of NAVISTAR FINANCIAL 1994-C OWNER TRUST,
                     NAVISTAR FINANCIAL 1995-A OWNER TRUST,
                     NAVISTAR FINANCIAL 1995-B OWNER TRUST,
                     NAVISTAR FINANCIAL 1996-A OWNER TRUST,
                     NAVISTAR FINANCIAL 1996-B OWNER TRUST,
                    NAVISTAR FINANCIAL 1997-A OWNER TRUST AND
                      NAVISTAR FINANCIAL 1997-B OWNER TRUST
                                  (Registrant)







Date:   May 29, 1998                               By:/s/ PHYLLIS E. COCHRAN
- ------------------------                           --------------------------
                                                   Phyllis E. Cochran
                                                   Vice President & Controller




<PAGE>





                                    FORM 8-K



                                 EXHIBIT INDEX


Exhibit No.    Description




               Navistar Financial 1994-C Owner Trust

   20.1        Monthly Servicer Certificate, dated May 20, 1998


               Navistar Financial 1995-A Owner Trust

   20.2        Monthly Servicer Certificate, dated May 20, 1998


               Navistar Financial 1995-B Owner Trust

   20.3        Monthly Servicer Certificate, dated May 15, 1998


               Navistar Financial 1996-A Owner Trust

   20.4        Monthly Servicer Certificate, dated May 15, 1998


               Navistar Financial 1996-B Owner Trust

   20.5        Monthly Servicer Certificate, dated May 20, 1998


               Navistar Financial 1997-A Owner Trust

   20.6        Monthly Servicer Certificate, dated May 15, 1998


               Navistar Financial 1997-B Owner Trust

   20.7        Monthly Servicer Certificate, dated May 15, 1998






<PAGE>


Exhibit 20.1
Page 1 of 3
                    Navistar Financial 1994 - C Owner Trust
                         For the Month of April, 1998
                       Distribution Date of May 20, 1998
                           Servicer Certificate #41

<TABLE>
<S>                                                       <C>
Original Pool Amount                                      $315,029,921.60

Beginning Pool Balance                                     $35,927,144.72
Beginning Pool Factor                                           0.1140436

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)     $4,019,868.40
     Interest Collected                                       $270,219.21

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                        $510,785.85
Total Additional Deposits                                     $510,785.85

Repos / Chargeoffs                                             $12,998.75
Aggregate Number of Notes Charged Off                                  33

Total Available Funds                                       $4,659,243.60

Ending Pool Balance                                        $32,035,907.43
Ending Pool Factor                                              0.1016916

Servicing Fee                                                  $29,939.29

Repayment of Servicer Advances                                $141,629.86

Reserve Account:
     Beginning Balance  (see Memo Item)                     $6,923,966.52
     Target Percentage                                               6.50%
     Target Balance                                         $2,082,333.98
     Minimum Balance                                        $6,615,628.35
     (Release) / Deposit                                     ($308,338.17)
     Ending Balance                                         $6,615,628.35

Current Weighted Average APR:                                       9.417%
Current Weighted Average Remaining Term (months):                   15.03
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                              Dollars       Notes
<S>                             <C>                    <C>                <C>
     Installments:              1 - 30 days              $469,775.28      363
                                31 - 60 days             $125,035.92       65
                                60+  days                 $81,501.52       21

     Total:                                              $676,312.72      377

     Balances:                  60+  days                $293,427.96       21

Memo Item - Reserve Account
     Prior Month                                       $6,395,547.02
+    Invest. Income                                       $28,511.47
+    Excess Serv.                                        $499,908.03
+    Transfer (to) / from Collections Account                  $0.00
     Beginning Balance                                 $6,923,966.52
</TABLE>

<PAGE>


Exhibit 20.1
Page 2 of 3

Navistar Financial 1994 - C Owner Trust
For the Month of April, 1998

<TABLE>
<CAPTION>
                                                                                      NOTES
                                                                   (Money Market)
                                                      TOTAL         CLASS A - 1        CLASS A - 2       CERTIFICATES
<S>                                            <C>                 <C>                 <C>                <C>  
                                               $315,029,921.60     $207,000,000.00     $97,000,000.00     $11,029,921.60
Original Pool Amount
Distributions:
     Distribution Percentages                                                0.00%             96.50%              3.50%
     Coupon                                                                 7.650%             8.000%             8.300%

Beginning Pool Balance                          $35,927,144.72
Ending Pool Balance                             $32,035,907.43

Collected Principal                              $3,878,238.54
Collected Interest                                 $270,219.21
Charge - Offs                                       $12,998.75
Liquidation Proceeds / Recoveries                  $510,785.85
Servicing                                           $29,939.29
Cash Transfer from Reserve Account                       $0.00
Total Collections Avail for Debt Service         $4,629,304.31

Beginning Balance                               $35,614,121.56               $0.00     $32,688,046.94      $2,926,074.62

Interest Due                                       $238,158.99               $0.00        $217,920.31         $20,238.68
Interest Paid                                      $238,158.99               $0.00        $217,920.31         $20,238.68
Principal Due                                    $3,891,237.29               $0.00      $3,755,043.98        $136,193.31
Principal Paid                                   $3,891,237.29               $0.00      $3,755,043.98        $136,193.31

Ending Balance                                  $31,722,884.27               $0.00     $28,933,002.96      $2,789,881.31
Note / Certificate Pool Factor                                              0.0000             0.2983             0.2529
   (Ending Balance / Original Pool Amount)
Total Distributions                              $4,129,396.28               $0.00      $3,972,964.29        $156,431.99

Interest Shortfall                                       $0.00               $0.00              $0.00              $0.00
Principal Shortfall                                      $0.00               $0.00              $0.00              $0.00
     Total Shortfall                                     $0.00               $0.00              $0.00              $0.00
      (required from Reserve)
Excess Servicing                                   $499,908.03
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance                   $6,923,966.52
(Release) / Draw                                  ($308,338.17)
Ending Reserve Acct Balance                      $6,615,628.35

</TABLE>
<PAGE>


Exhibit 20.1
Page 3 of 3

Navistar Financial 1994 - C Owner Trust
For the Month of April 1998


Trigger Events:
A)  Loss Trigger
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                            5                   4                  3                   2                  1
                                         Dec-97              Jan-98             Feb-98              Mar-98              Apr-98
<S>                                <C>                  <C>                <C>                 <C>                 <C>
Beginning Pool Balance              $52,865,691.61      $46,585,631.74     $42,736,062.58      $38,906,120.15      $35,927,144.72

A)   Loss Trigger:
Principal of Contracts Charged Off           $0.00         $234,457.84        $244,368.79          $11,306.85          $12,998.75
Recoveries                               $3,055.63          $44,036.59         $75,112.79          $63,532.92         $510,785.85

Total Charged Off (Months 5, 4, 3)     $478,826.63
Total Recoveries (Months 3, 2, 1)      $649,431.56
Net Loss / (Recoveries) for 3 Mos     ($170,604.93)(a)

Total Balance (Months 5, 4, 3)     $142,187,385.93 (b)

Loss Ratio Annualized  [(a/b) * (12)]      -1.4398%

Trigger:  Is Ratio > 1.5%                       No
                                                                                Feb-98              Mar-98              Apr-98

B)   Delinquency Trigger:                                                     $650,629.74         $338,002.67         $293,427.96
     Balance delinquency 60+ days                                                1.52244%            0.86876%            0.81673%
     As % of Beginning Pool Balance                                              1.53147%            1.20383%            1.06931%
     Three Month Average

Trigger:  Is Average > 2.0%                     No

C)   Noteholders Percent Trigger:           2.1000%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                     No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.2
Page 1 of 3

                    Navistar Financial 1995 - A Owner Trust
                         For the Month of April 1998
                       Distribution Date of May 20, 1998
                           Servicer Certificate #36

<TABLE>
<S>                                                       <C>
Original Pool Amount                                      $424,879,281.80

Beginning Pool Balance                                     $72,583,996.78
Beginning Pool Factor                                           0.1708344

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)     $7,714,268.41
     Interest Collected                                       $651,077.02

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                        $846,903.13
Total Additional Deposits                                     $846,903.13

Repos / Chargeoffs                                             $26,014.00
Aggregate Number of Notes Charged Off                                  37

Total Available Funds                                       $7,888,883.09

Ending Pool Balance                                        $66,167,079.84
Ending Pool Factor                                              0.1557315

Servicing Fee                                                  $60,486.66

Repayment of Servicer Advances                              $1,323,365.47

Reserve Account:
     Beginning Balance  (see Memo Item)                     $9,975,719.51
     Target Percentage                                               6.00%
     Target Balance                                         $3,970,024.79
     Minimum Balance                                        $8,922,464.92
     (Release) / Deposit                                   ($1,053,254.59)
     Ending Balance                                         $8,922,464.92

Current Weighted Average APR:                                      10.447%
Current Weighted Average Remaining Term (months):                   19.28
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                             Dollars        Notes
<S>                             <C>                   <C>                 <C>
     Installments:              1 - 30 days             $838,665.68       614
                                31 - 60 days            $243,464.18       171
                                60+  days               $123,960.65        56

     Total:                                           $1,206,090.51       653

     Balances:                  60+  days               $677,615.13        56

Memo Item - Reserve Account
     Prior Month                                      $8,922,464.92
+    Invest. Income                                      $39,777.85
+    Excess Serv.                                     $1,013,476.74
+    Transfer (to) / from Collections Account                 $0.00
     Beginning Balance                                $9,975,719.51
</TABLE>

<PAGE>


Exhibit 20.2
Page 2 of 3

Navistar Financial 1995 - A Owner Trust
For the Month of April 1998

<TABLE>
<CAPTION>
                                                                                     NOTES
                                                                  (Money Market)
                                                      TOTAL        CLASS A - 1        CLASS A - 2      CERTIFICATES
<S>                                            <C>                 <C>               <C>                <C>   
                                               $424,879,281.80     $80,000,000.00    $330,000,000.00    $14,879,281.80
Original Pool Amount
Distributions:
     Distribution Percentages                                               0.00%             96.50%             3.50%
     Coupon                                                                5.900%             6.550%            6.850%

Beginning Pool Balance                          $72,583,996.78
Ending Pool Balance                             $66,167,079.84

Collected Principal                              $6,390,902.94
Collected Interest                                 $651,077.02
Charge - Offs                                       $26,014.00
Liquidation Proceeds / Recoveries                  $846,903.13
Servicing                                           $60,486.66
Cash Transfer from Reserve Account                       $0.00
Total Collections Avail for Debt Service         $7,828,396.43

Beginning Balance                               $72,583,996.78              $0.00     $65,323,581.88     $7,260,414.90

Interest Due                                       $398,002.75              $0.00        $356,557.88        $41,444.87
Interest Paid                                      $398,002.75              $0.00        $356,557.88        $41,444.87
Principal Due                                    $6,416,916.94              $0.00      $6,192,324.85       $224,592.09
Principal Paid                                   $6,416,916.94              $0.00      $6,192,324.85       $224,592.09

Ending Balance                                  $66,167,079.84              $0.00     $59,131,257.03     $7,035,822.81
Note / Certificate Pool Factor                                             0.0000             0.1792            0.4729
   (Ending Balance / Original Pool Amount)
Total Distributions                              $6,814,919.69              $0.00      $6,548,882.73       $266,036.96

Interest Shortfall                                       $0.00              $0.00              $0.00             $0.00
Principal Shortfall                                      $0.00              $0.00              $0.00             $0.00
     Total Shortfall                                     $0.00              $0.00              $0.00             $0.00
      (required from Reserve)
Excess Servicing                                 $1,013,476.74
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance                   $9,975,719.51
(Release) / Draw                                ($1,053,254.59)
Ending Reserve Acct Balance                      $8,922,464.92
</TABLE>

<PAGE>


Exhibit 20.2
Page 3 of 3

Navistar Financial 1995 - A Owner Trust
For the Month of April 1998


Trigger Events:
A)  Loss Trigger
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                            5                   4                  3                   2                  1
                                         Dec-97              Jan-98             Feb-98              Mar-98              Apr-98
<S>                                  <C>                 <C>                <C>                 <C>                 <C>
Beginning Pool Balance               $103,498,381.60     $93,080,172.51     $86,209,584.99      $79,351,205.60      $72,583,996.78

A)   Loss Trigger:
Principal of Contracts Charged Off         $1,069.66        $456,053.72         $71,697.69          $46,251.49          $26,014.00
Recoveries                               $305,192.54         $88,153.58        $107,486.79         $184,312.69         $846,903.13

Total Charged Off (Months 5, 4, 3)       $528,821.07
Total Recoveries (Months 3, 2, 1)      $1,138,702.61
Net Loss / (Recoveries) for 3 Mos       ($609,881.54)(a)

Total Balance (Months 5, 4, 3)       $282,788,139.10 (b)

Loss Ratio Annualized  [(a/b) * (12)]        -2.5880%

Trigger:  Is Ratio > 1.5%                         No
                                                                                Feb-98              Mar-98              Apr-98

B)   Delinquency Trigger:                                                      $666,304.36         $578,649.10         $677,615.13
     Balance delinquency 60+ days                                                 0.77289%            0.72923%            0.93356%
     As % of Beginning Pool Balance                                               1.00682%            0.76808%            0.81189%
     Three Month Average

Trigger:  Is Average > 2.0%                       No

C)   Noteholders Percent Trigger:             2.1000%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                       No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.3
Page 1 of 3

                    Navistar Financial 1995 - B Owner Trust
                         For the Month of April 1998
                       Distribution Date of May 15, 1998
                           Servicer Certificate #31

<TABLE>
<S>                                                       <C>
Original Pool Amount Initial Receivables                  $454,499,683.43
Subsequent Receivables (transferred 11/10/95)              $70,451,789.39

Beginning Pool Balance                                    $149,863,734.61
Beginning Pool Factor                                           0.2854811

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)    $10,329,085.80
     Interest Collected                                     $1,290,579.23

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                        $301,402.14
Total Additional Deposits                                     $301,402.14

Repos / Chargeoffs                                             $87,825.24
Aggregate Number of Notes Charged Off                                  69

Total Available Funds                                      $11,921,067.17

Ending Pool Balance                                       $139,446,823.57
Ending Pool Factor                                              0.2656376

Servicing Fee                                                 $124,886.45

Repayment of Servicer Advances                                      $0.00

Reserve Account:
     Beginning Balance  (see Memo Item)                    $11,695,338.37
     Target Percentage                                               5.50%
     Target Balance                                         $7,669,575.30
     Minimum Balance                                       $11,023,980.93
     (Release) / Deposit                                     ($671,357.44)
     Ending Balance                                        $11,023,980.93

Current Weighted Average APR:                                       9.854%
Current Weighted Average Remaining Term (months):                   23.69
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                             Dollars        Notes
<S>                             <C>                  <C>                 <C>
     Installments:              1 - 30 days           $1,561,225.36      1,004
                                31 - 60 days            $451,053.40        324
                                60+  days               $136,774.98         66

     Total:                                           $2,149,053.74      1,019

     Balances:                  60+  days             $1,527,740.24         66

Memo Item - Reserve Account
     Prior Month                                     $11,023,980.93
+    Invest. Income                                      $49,234.54
+    Excess Serv.                                       $622,122.90
+    Transfer (to) / from Collections Account                 $0.00
     Beginning Balance                               $11,695,338.37
</TABLE>

<PAGE>


Exhibit 20.3
Page 2 of 3

Navistar Financial 1995 - B Owner Trust
For the Month of April 1998

<TABLE>
<CAPTION>
                                                                              NOTES
                                                         (Money Market)
                                              TOTAL         CLASS A - 1         CLASS A - 2        CLASS A - 3        CERTIFICATES
<S>                                    <C>                 <C>                <C>                <C>                 <C>
                                       $525,000,000.00     $122,300,000.00    $100,000,000.00    $284,325,000.00     $18,375,000.00
Original Pool Amount
Distributions:
     Distribution Percentages                                        0.00%              0.00%             96.50%              3.50%
     Coupon                                                         5.750%             5.940%             6.050%             6.220%

Beginning Pool Balance                 $149,863,734.61
Ending Pool Balance                    $139,446,823.57

Collected Principal                     $10,329,085.80
Collected Interest                       $1,290,579.23
Charge - Offs                               $87,825.24
Liquidation Proceeds / Recoveries          $301,402.14
Servicing                                  $124,886.45
Cash Transfer from Reserve Account               $0.00
Total Collections Available
  for Debt Service                      $11,796,180.72

Beginning Balance                      $149,863,734.61               $0.00              $0.00    $138,684,057.86     $11,179,676.75

Interest Due                               $757,146.78               $0.00              $0.00        $699,198.79         $57,947.99
Interest Paid                              $757,146.78               $0.00              $0.00        $699,198.79         $57,947.99
Principal Due                           $10,416,911.04               $0.00              $0.00     $10,052,319.15        $364,591.89
Principal Paid                          $10,416,911.04               $0.00              $0.00     $10,052,319.15        $364,591.89

Ending Balance                         $139,446,823.57               $0.00              $0.00    $128,631,738.71     $10,815,084.86
Note / Certificate Pool Factor                                      0.0000             0.0000             0.4524             0.5886
   (Ending Balance / Original Pool Amount)
Total Distributions                     $11,174,057.82               $0.00              $0.00     $10,751,517.94        $422,539.88

Interest Shortfall                               $0.00               $0.00              $0.00              $0.00              $0.00
Principal Shortfall                              $0.00               $0.00              $0.00              $0.00              $0.00
     Total Shortfall                             $0.00               $0.00              $0.00              $0.00              $0.00
      (required from Reserve)
Excess Servicing                           $622,122.90
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance          $11,695,338.37
(Release) / Draw                          ($671,357.44)
Ending Reserve Acct Balance             $11,023,980.93
</TABLE>

<PAGE>


Exhibit 20.3
Page 3 of 3

Navistar Financial 1995 - B Owner Trust
For the Month  of  April, 1998


Trigger Events:
A)  Loss Trigger
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                            5                    4                   3                  2                   1
                                          Dec-97              Jan-98              Feb-98              Mar-98              Apr-98
<S>                                 <C>                 <C>                 <C>                 <C>                 <C>
Beginning Pool Balance              $189,740,165.51     $177,643,390.82     $168,562,493.73     $160,087,143.54     $149,863,734.61

A)   Loss Trigger:
Principal of Contracts Charged Off       $21,675.95         $244,474.62         $313,254.67          $41,333.74          $87,825.24
Recoveries                              $294,381.11         $450,213.60          $72,027.99         $583,334.83         $301,402.14

Total Charged Off (Months 5, 4, 3)      $579,405.24
Total Recoveries (Months 3, 2, 1)       $956,764.96
Net Loss / (Recoveries) for 3 Mos      ($377,359.72)(a)

Total Balance (Months 5, 4, 3)      $535,946,050.06(b)

Loss Ratio Annualized  [(a/b) * (12)]       -0.8449%

Trigger:  Is Ratio > 1.5%                        No
                                                                                  Feb-98              Mar-98              Apr-98

B)   Delinquency Trigger:                                                     $1,260,002.21       $1,150,174.46       $1,527,740.24
     Balance delinquency 60+ days                                                  0.74750%            0.71847%            1.01942%
     As % of Beginning Pool Balance                                                0.80118%            0.76661%            0.82846%
     Three Month Average

Trigger:  Is Average > 2.0%                       No

C)   Noteholders Percent Trigger:             2.1000%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                       No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.4
Page 1 of 3

                    Navistar Financial 1996 - A Owner Trust
                          For the Month of April 1998
                       Distribution Date of May 15, 1998
                           Servicer Certificate #24

<TABLE>
<S>                                                       <C>
Original Pool Amount                                      $459,943,869.53

Beginning Pool Balance                                    $201,965,001.20
Beginning Pool Factor                                           0.4391079

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)     $9,168,153.73
     Interest Collected                                     $1,555,028.34

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                        $604,119.92
Total Additional Deposits                                     $604,119.92

Repos / Chargeoffs                                            $134,699.72
Aggregate Number of Notes Charged Off                                  90

Total Available Funds                                      $11,327,301.99

Ending Pool Balance                                       $192,662,147.75
Ending Pool Factor                                              0.4188819

Servicing Fee                                                 $168,304.17

Repayment of Servicer Advances                                      $0.00

Reserve Account:
     Beginning Balance  (see Memo Item)                    $10,920,402.75
     Target Percentage                                               5.00%
     Target Balance                                         $9,633,107.39
     Minimum Balance                                        $9,658,821.26
     (Release) / Deposit                                   ($1,261,581.49)
     Ending Balance                                         $9,658,821.26

Current Weighted Average APR:                                       9.436%
Current Weighted Average Remaining Term (months):                   29.70
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                              Dollars       Notes
<S>                             <C>                   <C>                <C>
     Installments:              1 - 30 days            $1,552,246.20     1,023
                                31 - 60 days             $366,652.87       312
                                60+  days                $146,573.72        64

     Total:                                            $2,065,472.79     1,038

     Balances:                  60+  days              $1,809,432.56        64

Memo Item - Reserve Account
     Prior Month                                      $10,098,250.06
+    Invest. Income                                       $36,360.45
+    Excess Serv.                                        $785,792.24
+    Transfer (to) / from Collections Account                  $0.00
     Beginning Balance                                $10,920,402.75
</TABLE>

<PAGE>


Exhibit 20.4
Page 2 of 3

Navistar Financial 1996 - A Owner Trust
For the Month of April 1998
<TABLE>
<CAPTION>

                                                                                     NOTES
                                                                  (Money Market)
                                                      TOTAL        CLASS A - 1        CLASS A - 2      CERTIFICATES
<S>                                            <C>                 <C>               <C>                <C> 
                                               $459,943,869.53     $92,000,000.00    $347,245,000.00    $20,698,869.53
Original Pool Amount
Distributions:
     Distribution Percentages                                               0.00%             95.50%             4.50%
     Coupon                                                                5.250%             6.350%            6.500%

Beginning Pool Balance                         $201,965,001.20
Ending Pool Balance                            $192,662,147.75

Collected Principal                              $9,168,153.73
Collected Interest                               $1,555,028.34
Charge - Offs                                      $134,699.72
Liquidation Proceeds / Recoveries                  $604,119.92
Servicing                                          $168,304.17
Cash Transfer from Reserve Account                       $0.00
Total Collections Avail for Debt Service        $11,158,997.82

Beginning Balance                              $201,965,001.20              $0.00    $188,999,747.93    $12,965,253.27

Interest Due                                     $1,070,352.13              $0.00      $1,000,123.67        $70,228.46
Interest Paid                                    $1,070,352.13              $0.00      $1,000,123.67        $70,228.46
Principal Due                                    $9,302,853.45              $0.00      $8,884,225.04       $418,628.41
Principal Paid                                   $9,302,853.45              $0.00      $8,884,225.04       $418,628.41

Ending Balance                                 $192,662,147.75              $0.00    $180,115,522.89    $12,546,624.86
Note / Certificate Pool Factor                                             0.0000             0.5187            0.6062
   (Ending Balance / Original Pool Amount)
Total Distributions                             $10,373,205.58              $0.00      $9,884,348.71       $488,856.87

Interest Shortfall                                       $0.00              $0.00              $0.00             $0.00
Principal Shortfall                                      $0.00              $0.00              $0.00             $0.00
     Total Shortfall                                     $0.00              $0.00              $0.00             $0.00
      (required from Reserve)
Excess Servicing                                   $785,792.24
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance                  $10,920,402.75
(Release) / Draw                                ($1,261,581.49)
Ending Reserve Acct Balance                      $9,658,821.26
</TABLE>

<PAGE>


Exhibit 20.4
Page 3 of 3

Navistar Financial 1996 - A Owner Trust
For the Month of April 1998


Trigger Events:
A)  Loss Trigger - Reserve Account Balance
    Loss Trigger - Certificate Lockout Event
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                   6                5                4               3               2                1
                                Nov-97           Dec-97           Jan-98          Feb-98          Mar-98           Apr-98
<S>                        <C>              <C>              <C>              <C>              <C>              <C>  
Beginning Pool Balance     $254,984,770.87  $245,988,899.09  $232,737,029.86  $222,045,543.52  $210,823,570.58  $201,965,001.20

A)   Loss Trigger:
Principal of Contracts
  Charged Off                  $311,380.44      $304,829.40      $454,573.67      $345,256.84      $242,578.83      $134,699.72
Recoveries                     $206,762.10      $413,465.80      $254,536.38      $437,872.30      $501,962.37      $604,119.92
</TABLE>

<TABLE>
<CAPTION>
Loss Trigger - Reserve Account Balance                                    Loss Trigger - Certificate Lockout Event
<S>                                          <C>                            <C>                               <C>
  Total Charged Off (Months 5, 4, 3)           $1,104,659.91                Total Charged off (Months 1 - 6)      $1,793,318.90
  Total Recoveries (Months 3, 2, 1)            $1,543,954.59                Total Recoveries (Months 1 - 6)       $2,418,718.87
  Net Loss / (Recoveries) for 3 Mos             ($439,294.68)(a)            Net Loss/(Recoveries) for 6 Mos.       ($625,399.97)(c)

  Total Balance (Months 5, 4, 3)             $700,771,472.47 (b)            Total Balance (Months 1 - 6)      $1,368,544,815.1(d)

  Loss Ratio Annualized  [(a/b) * (12)]              -0.7522%               Loss Ratio Annualized [(c/d) (12)]          -0.5484%

Trigger:  Is Ratio > 1.5%                                 No                Trigger:  Is Ratio > 6.0%                        No
</TABLE>

<TABLE>
<CAPTION>
                                                                                   Feb-98          Mar-98           Apr-98
<S>                                                  <C>                        <C>              <C>              <C>
B)   Delinquency Trigger:                                                       $1,753,541.88    $2,105,133.63    $1,809,432.56
     Balance delinquency 60+ days                                                    0.78972%         0.99853%         0.89591%
     As % of Beginning Pool Balance                                                  1.06100%         0.92753%         0.89472%
     Three Month Average

Trigger:  Is Average > 2.0%                               No

C)   Noteholders Percent Trigger:                     2.1000%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                               No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.5
Page 1 of 3

                    Navistar Financial 1996 - B Owner Trust
                         For the Month of April 1998
                       Distribution Date of May 20, 1998
                           Servicer Certificate #19

<TABLE>
<S>                                                       <C>
Original Pool Amount                                      $486,507,362.75

Beginning Pool Balance                                    $246,172,998.69
Beginning Pool Factor                                           0.5060006

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)    $11,392,433.48
     Interest Collected                                     $2,091,908.69

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                      $2,397,242.15
Total Additional Deposits                                   $2,397,242.15

Repos / Chargeoffs                                            $924,170.15
Aggregate Number of Notes Charged Off                                 122

Total Available Funds                                      $15,611,222.12

Ending Pool Balance                                       $234,126,757.26
Ending Pool Factor                                              0.4812399

Servicing Fee                                                 $205,144.17

Repayment of Servicer Advances                                $270,362.20

Reserve Account:
     Beginning Balance  (see Memo Item)                    $11,822,089.89
     Target Percentage                                               2.50%
     Target Balance                                         $5,853,168.93
     Minimum Balance                                        $9,730,147.26
     (Release) / Deposit                                   ($2,091,942.63)
     Ending Balance                                         $9,730,147.26

Current Weighted Average APR:                                       9.972%
Current Weighted Average Remaining Term (months):                   33.12
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                             Dollars       Notes
<S>                             <C>                  <C>                <C>
     Installments:              1 - 30 days           $1,624,656.37     1,296
                                31 - 60 days            $450,827.09       344
                                60+  days               $204,376.61        87

     Total:                                           $2,279,860.07     1,305

     Balances:                  60+  days             $2,611,553.65        87

Memo Item - Reserve Account
     Prior Month                                      $9,730,147.26
+    Invest. Income                                      $42,277.44
+    Excess Serv.                                     $2,049,665.19
+    Transfer (to) / from Collections Account                 $0.00
     Beginning Balance                               $11,822,089.89
</TABLE>

<PAGE>


Exhibit 20.5
Page 2 of 3

Navistar Financial 1996 - B Owner Trust
For the Month of April 1998

<TABLE>
<CAPTION>
                                      NOTES
                                                                                                         CLASS B         CLASS C
                                       TOTAL      CLASS A - 1      CLASS A - 2      CLASS A - 2       CERTIFICATES    CERTIFICATES
<S>                             <C>              <C>              <C>              <C>              <C>              <C>
                                $486,507,362.75  $106,500,000.00  $111,900,000.00  $236,500,000.00  $17,028,000.00   $14,579,362.75
Original Pool Amount
Distributions:
     Distribution Percentages                              0.00%            0.00%           93.50%           3.50%            3.00%
     Coupon                                               5.490%           5.930%           6.330%          6.500%           7.450%

Beginning Pool Balance          $246,172,998.69
Ending Pool Balance             $234,126,757.26

Collected Principal              $11,122,071.28
Collected Interest                $2,091,908.69
Charge - Offs                       $924,170.15
Liquidation Proceeds/Recoveries   $2,397,242.15
Servicing                           $205,144.17
Cash Transfer from Reserve Account        $0.00
Total Collections Available
  for Debt Service               $15,406,077.95

Beginning Balance               $246,172,998.69            $0.00            $0.00  $223,264,869.61  $12,343,787.11   $10,564,341.97

Interest Due                      $1,310,171.33            $0.00            $0.00    $1,177,722.19      $66,862.18       $65,586.96
Interest Paid                     $1,310,171.33            $0.00            $0.00    $1,177,722.19      $66,862.18       $65,586.96
Principal Due                    $12,046,241.43            $0.00            $0.00   $11,263,235.74     $421,618.45      $361,387.24
Principal Paid                   $12,046,241.43            $0.00            $0.00   $11,263,235.74     $421,618.45      $361,387.24

Ending Balance                  $234,126,757.26            $0.00            $0.00  $212,001,633.87  $11,922,168.66   $10,202,954.73
Note / Certificate Pool Factor                            0.0000           0.0000           0.8964          0.7002           0.6998
   (Ending Balance / Original Pool Amount)
Total Distributions              $13,356,412.76            $0.00            $0.00   $12,440,957.93     $488,480.63      $426,974.20

Interest Shortfall                        $0.00            $0.00            $0.00            $0.00           $0.00            $0.00
Principal Shortfall                       $0.00            $0.00            $0.00            $0.00           $0.00            $0.00
     Total Shortfall                      $0.00            $0.00            $0.00            $0.00           $0.00            $0.00
      (required from Reserve)
Excess Servicing                  $2,049,665.19
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance   $11,822,089.89
(Release) / Draw                 ($2,091,942.63)
Ending Reserve Acct Balance       $9,730,147.26
</TABLE>

<PAGE>


Exhibit 20.5
Page 3 of 3

Navistar Financial 1996 - B Owner Trust
For the Month of April 1998


Trigger Events:
A)  Loss Trigger - Reserve Account Balance
    Loss Trigger - Certificate Lockout Event
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION> 
                                6                5                  4                3                2                1
                              Nov-97           Dec-97             Jan-98           Feb-98           Mar-98           Apr-98
<S>                      <C>               <C>               <C>              <C>              <C>              <C>
Beginning Pool Balance   $317,634,491.42   $307,339,061.17   $290,293,937.92  $271,290,173.60  $258,022,892.73  $246,172,998.69

A)   Loss Trigger:
Principal of Contracts
  Charged Off                $427,497.73     $2,140,338.06     $1,108,101.38      $664,343.07      $619,153.90      $924,170.15
Recoveries                   $510,112.36       $437,340.36       $553,894.62      $825,149.66    $1,334,354.14    $2,397,242.15
</TABLE>

<TABLE>
<CAPTION>
Loss Trigger - Reserve Account Balance                                 Loss Trigger - Certificate Lockout Event
<S>                                      <C>                           <C>                                  <C>
   Total Charged Off (Months 5, 4, 3)      $3,912,782.51                 Total Charged off (Months 1 - 6)         $5,883,604.29
   Total Recoveries (Months 3, 2, 1)       $4,556,745.95                 Total Recoveries (Months 1 - 6)          $6,058,093.29
   Net Loss / (Recoveries) for 3 Mos        ($643,963.44)(a)             Net Loss/(Recoveries) for 6 Mos.          ($174,489.00)(c)

   Total Balance (Months 5, 4, 3)        $868,923,172.69(b)              Total Balance (Months 1 - 6)         $1,690,753,555.53(d)

   Loss Ratio Annualized  [(a/b) * (12)]         -0.8893%                Loss Ratio Annualized [(c/d) (12)]            -0.12384%

   Trigger:  Is Ratio > 1.5%                          No                 Trigger:  Is Ratio > 6.0%                           No
</TABLE>

<TABLE>
<CAPTION>
                                                                                   Feb-98           Mar-98           Apr-98
<S>                                                <C>                          <C>              <C>              <C>
B)   Delinquency Trigger:                                                       $3,320,731.46    $2,686,177.99    $2,611,553.65
     Balance delinquency 60+ days                                                    1.22405%         1.04106%         1.06086%
     As % of Beginning Pool Balance                                                  1.60505%         1.15267%         1.10866%
     Three Month Average

Trigger:  Is Average > 2.0%                             No

C)   Noteholders Percent Trigger:                   2.0000%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                             No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.6
Page 1 of 3

                    Navistar Financial 1997 - A Owner Trust
                         For the Month of April 1998
                       Distribution Date of May 15, 1998
                           Servicer Certificate #13

<TABLE>
<S>                                                       <C>
Original Pool Amount Initial Receivables                  $411,613,980.45
Subsequent Receivables (transferred 5/9/97)                $76,128,743.83
Subsequent Receivables (transferred 5/23/97)               $12,254,010.44

Beginning Pool Balance                                    $333,641,595.71
Beginning Pool Factor                                           0.6840524

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)    $13,699,573.71
     Interest Collected                                     $2,812,489.31

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                      $1,150,936.44
Total Additional Deposits                                   $1,150,936.44

Repos / Chargeoffs                                            $885,640.43
Aggregate Number of Notes Charged Off                                 115

Total Available Funds                                      $17,528,017.32

Ending Pool Balance                                       $319,191,363.71
Ending Pool Factor                                              0.6544257

Servicing Fee                                                 $278,034.66

Repayment of Servicer Advances                                $134,982.14

Reserve Account:
     Beginning Balance  (see Memo Item)                    $18,552,678.10
     Target Percentage                                               5.25%
     Target Balance                                        $16,757,546.59
     Minimum Balance                                       $10,499,931.43
     (Release) / Deposit                                   ($1,795,131.51)
     Ending Balance                                        $16,757,546.59

Current Weighted Average APR:                                      10.129%
Current Weighted Average Remaining Term (months):                   38.53
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                             Dollars        Notes
<S>                             <C>                  <C>                 <C>
     Installments:              1 - 30 days           $2,239,822.07      1,706
                                31 - 60 days            $570,148.42        454
                                60+  days               $200,936.02        104

     Total:                                           $3,010,906.51      1,713

     Balances:                  60+  days             $3,441,337.34        104

Memo Item - Reserve Account
     Prior Month                                     $17,516,183.77
+    Invest. Income                                      $69,680.45
+    Excess Serv.                                       $966,813.88
+    Transfer (to) / from Collections Account                 $0.00
     Beginning Balance                               $18,552,678.10
</TABLE>

<PAGE>


Exhibit 20.6
Page 2 of 3

Navistar Financial 1997 - A Owner Trust
For the Month of April 1998
<TABLE>
<CAPTION>
                                                                               NOTES
                                                          (Money Market)
                                              TOTAL        CLASS A - 1        CLASS A - 2        CLASS A - 3      CLASS B NOTES
<S>                                   <C>                 <C>               <C>                <C>                <C>
                                      $500,000,000.00     $85,000,000.00    $221,500,000.00    $176,000,000.00    $17,500,000.00
Original Pool Amount
Distributions:
     Distribution Percentages                                      0.00%            100.00%              0.00%             0.00%
     Coupon                                                       5.841%             6.350%             6.750%            6.950%

Beginning Pool Balance                 $333,641,595.71
Ending Pool Balance                    $319,191,363.71

Collected Principal                     $13,564,591.57
Collected Interest                       $2,812,489.31
Charge - Offs                              $885,640.43
Liquidation Proceeds / Recoveries        $1,150,936.44
Servicing                                  $278,034.66
Cash Transfer from Reserve Account               $0.00
Total Collections Available
  for Debt Service                      $17,249,982.66

Beginning Balance                      $333,641,595.71              $0.00    $140,141,595.71    $176,000,000.00    $17,500,000.00

Interest Due                             $1,832,936.78              $0.00        $741,582.61        $990,000.00       $101,354.17
Interest Paid                            $1,832,936.78              $0.00        $741,582.61        $990,000.00       $101,354.17
Principal Due                           $14,450,232.00              $0.00     $14,450,232.00              $0.00             $0.00
Principal Paid                          $14,450,232.00              $0.00     $14,450,232.00              $0.00             $0.00

Ending Balance                         $319,191,363.71              $0.00    $125,691,363.71    $176,000,000.00    $17,500,000.00
Note / Certificate Pool Factor                                     0.0000             0.5675             1.0000            1.0000
   (Ending Balance / Original Pool Amount)
Total Distributions                     $16,283,168.78              $0.00     $15,191,814.61        $990,000.00       $101,354.17

Interest Shortfall                               $0.00              $0.00              $0.00              $0.00             $0.00
Principal Shortfall                              $0.00              $0.00              $0.00              $0.00             $0.00
     Total Shortfall                             $0.00              $0.00              $0.00              $0.00             $0.00
      (required from Reserve)
Excess Servicing                           $966,813.88
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance          $18,552,678.10
(Release) / Draw                        ($1,795,131.51)
Ending Reserve Acct Balance             $16,757,546.59
</TABLE>

<PAGE>


Exhibit 20.6
Page 3 of 3

Navistar Financial 1997 - A Owner Trust
For the Month of April 1998


Trigger Events:
A)  Loss Trigger
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                             5                  4                 3                  2                  1
                                          Dec-97             Jan-98            Feb-98             Mar-98             Apr-98
<S>                                <C>                  <C>                <C>                <C>                <C>
Beginning Pool Balance               $391,635,519.65    $376,878,114.73    $360,247,735.24    $346,931,674.81    $333,641,595.71

A)   Loss Trigger:
Principal of Contracts Charged Off       $726,667.97      $1,027,934.74      $1,376,786.24        $612,503.09        $885,640.43
Recoveries                               $504,699.03        $670,263.72        $752,632.58        $628,861.47      $1,150,936.44

Total Charged Off (Months 5, 4, 3)     $3,131,388.95
Total Recoveries (Months 3, 2, 1)      $2,532,430.49
Net Loss / (Recoveries) for 3 Mos        $598,958.46 (a)

Total Balance (Months 5, 4, 3)     $1,128,761,369.62 (b)

Loss Ratio Annualized  [(a/b) * (12)]         0.6368%

Trigger:  Is Ratio > 1.5%                         No
                                                                               Feb-98              Mar-98             Apr-98

B)   Delinquency Trigger:                                                    $4,252,470.11      $3,065,251.46      $3,441,337.34
     Balance delinquency 60+ days                                                 1.18043%           0.88353%           1.03145%
     As % of Beginning Pool Balance                                               1.23526%           1.12759%           1.03180%
     Three Month Average

Trigger:  Is Average > 2.0%                       No

C)   Noteholders Percent Trigger:             3.4357%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                       No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer


<PAGE>


Exhibit 20.7
Page 1 of 3

                    Navistar Financial 1997 - B Owner Trust
                          For the Month of April 1998
                       Distribution Date of May 15, 1998
                            Servicer Certificate #7

<TABLE>
<S>                                                       <C>
Original Pool amount Initial Receivables                  $408,527,638.36
Subsequent Receivables  (transferred 11/13/97)             $91,466,751.20


Beginning Pool Balance                                    $416,657,273.79
Beginning Pool Factor                                           0.8333239

Principal and Interest Collections:
     Principal Collected (Incl. Servicer Advance Repay)    $11,940,136.37
     Interest Collected                                     $3,426,218.55

Additional Deposits:
     Repurchase Amounts                                             $0.00
     Liquidation Proceeds / Recoveries                      $1,225,572.81
Total Additional Deposits                                   $1,225,572.81

Repos / Chargeoffs                                            $770,176.40
Aggregate Number of Notes Charged Off                                  70

Total Available Funds                                      $16,591,927.73

Ending Pool Balance                                       $403,946,961.02
Ending Pool Factor                                              0.8079030

Servicing Fee                                                 $347,214.39

Repayment of Servicer Advances                                      $0.00

Reserve Account:
     Beginning Balance  (see Memo Item)                    $23,364,505.12
     Target Percentage                                               5.25%
     Target Balance                                        $21,207,215.45
     Minimum Balance                                        $9,999,887.79
     (Release) / Deposit                                   ($2,157,289.67)
     Ending Balance                                        $21,207,215.45

Current Weighted Average APR:                                       9.961%
Current Weighted Average Remaining Term (months):                   44.71
</TABLE>

<TABLE>
<CAPTION>
Delinquencies                                             Dollars        Notes
<S>                             <C>                   <C>                <C>
    Installments:               1 - 30 days            $2,050,782.58     1,709
                                31 - 60 days             $373,341.72       318
                                60+  days                $130,128.96        70

     Total:                                            $2,554,253.26     1,714

     Balances:                  60+  days              $2,773,770.75        70

Memo Item - Reserve Account
     Prior Month                                      $21,874,506.87
+    Invest. Income                                       $93,706.78
+    Excess Serv.                                      $1,396,291.47
+    Transfer (to) / from Collections Account                  $0.00
     Beginning Balance                                $23,364,505.12
</TABLE>

<PAGE>


Exhibit 20.7
Page 2 of 3

Navistar Financial 1997 - B Owner Trust
For the Month of April 1998
<TABLE>
<CAPTION>
                                                                              NOTES
                                                (Money Market)
                                     TOTAL       CLASS A - 1       CLASS A - 2      CLASS A - 3     CLASS A - 4    CLASS B NOTES
<S>                            <C>              <C>              <C>             <C>              <C>              <C>
                               $500,000,000.00  $107,000,000.00  $94,000,000.00  $132,000,000.00  $149,500,000.00  $17,500,000.00
Original Pool Amount
Distributions:
     Distribution Percentages                           100.00%           0.00%            0.00%            0.00%           0.00%
     Coupon                                               5.72%           5.96%            6.20%            6.30%           6.30%

Beginning Pool Balance         $416,657,273.79
Ending Pool Balance            $403,946,961.02

Collected Principal             $11,940,136.37
Collected Interest               $3,426,218.55
Charge - Offs                      $770,176.40
Liquidation Proceeds/Recoveries  $1,225,572.81
Servicing                          $347,214.39
Cash Transfer from Reserve Account       $0.00
Total Collections Available
  for Debt Service              $16,244,713.34

Beginning Balance              $416,657,273.79   $23,657,273.79  $94,000,000.00  $132,000,000.00  $149,500,000.00  $17,500,000.00

Interest Due                     $2,138,109.10      $112,805.77     $466,553.33      $682,000.00      $784,875.00      $91,875.00
Interest Paid                    $2,138,109.10      $112,805.77     $466,553.33      $682,000.00      $784,875.00      $91,875.00
Principal Due                   $12,710,312.77   $12,710,312.77           $0.00            $0.00            $0.00           $0.00
Principal Paid                  $12,710,312.77   $12,710,312.77           $0.00            $0.00            $0.00           $0.00

Ending Balance                 $403,946,961.02   $10,946,961.02  $94,000,000.00  $132,000,000.00  $149,500,000.00  $17,500,000.00
Note / Certificate Pool Factor                           0.1023          1.0000           1.0000           1.0000          1.0000
   (Ending Balance / Original Pool Amount)
Total Distributions             $14,848,421.87   $12,823,118.54     $466,553.33      $682,000.00      $784,875.00      $91,875.00

Interest Shortfall                       $0.00            $0.00           $0.00            $0.00            $0.00           $0.00
Principal Shortfall                      $0.00            $0.00           $0.00            $0.00            $0.00           $0.00
     Total Shortfall                     $0.00            $0.00           $0.00            $0.00            $0.00           $0.00
      (required from Reserve)
Excess Servicing                 $1,396,291.47
     (see Memo Item - Reserve Account)

Beginning Reserve Acct Balance  $23,364,505.12
(Release) / Draw                ($2,157,289.67)
Ending Reserve Acct Balance     $21,207,215.45
</TABLE>

<PAGE>


Exhibit 20.7
Page 3 of 3

Navistar Financial 1997 - B Owner Trust



Trigger Events:
A)  Loss Trigger
B)  Delinquency Trigger
C)  Noteholders Percent Trigger
<TABLE>
<CAPTION>
                                   5                4                  3                 2                 1
                                Dec-97           Jan-98             Feb-98            Mar-98            Apr-98
<S>                        <C>              <C>                 <C>               <C>               <C> 
Beginning Pool Balance     $473,462,264.08    $457,614,248.57   $445,650,559.34   $430,187,475.40   $416,657,273.79

A)   Loss Trigger:
Principal of Contracts
  Charged Off                  $290,370.34        $845,634.17       $984,569.70       $654,699.79       $770,176.40
Recoveries                     $125,776.80         $80,339.40       $865,568.93       $476,944.76     $1,225,572.81

Total Charged Off (Months 5, 4, 3)              $2,120,574.21
Total Recoveries (Months 3, 2, 1)               $2,568,086.50
Net Loss / (Recoveries) for 3 Mos                ($447,512.29)(a)

Total Balance (Months 5, 4, 3)              $1,376,727,071.99(b)

Loss Ratio Annualized  [(a/b) * (12)]                -0.39007%

Trigger:  Is Ratio > 1.5%                                  No
                                                                    Feb-98            Mar-98            Apr-98

B)   Delinquency Trigger:                                          2,784,128.37      3,029,282.80      2,773,770.75
     Balance delinquency 60+ days                                      0.62473%          0.70418%          0.66572%
     As % of Beginning Pool Balance                                    0.52806%          0.62880%          0.66488%
     Three Month Average

Trigger:  Is Average > 2.0%                                No

C)   Noteholders Percent Trigger:                    4.24149%
     Ending Reserve Account Balance
     not less than 1% of Initial Aggregate
     Receivables Balance

Trigger:  Is Minimum < 1.0%                                No
</TABLE>

Navistar Financial Corporation


by:  /s/ R. W. Cain
         R. W. Cain
         Vice President and Treasurer




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