MFS SERIES TRUST II, 497J, 1997-09-02

MFS SERIES TRUST II
497J, 1997-09-02

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                               MFS SERIES TRUST II
               500 Boylston Street Boston Massachusetts 02116-3741
                                  617 954 5000




                                            September 2, 1997



VIA EDGAR

Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, NW
Washington, DC  20549

         Re:  MFS  Series  Trust II (the  "Trust")  (File  No.  33-7637)  of
              behalf of MFS Large Cap Growth  Fund  (formerly  MFS Capital
              Growth  Fund) (the "Fund")

Ladies and Gentlemen:

         Pursuant to Rule 497(j) under the  Securities  Act of 1933, as amended,
please accept this letter as certification  that the Prospectus and Statement of
Additional  Information  for the Trust on behalf of the Fund do not differ  from
those  contained in  Post-Effective  Amendment No. 23 (the  "Amendment")  to the
Trust's   Registration   Statement  on  Form  N-1A.   The  Amendment  was  filed
electronically on August 28, 1997.

         Please call the undersigned or Sharon Julius-Doucette at (617) 954-5406
or (800) 343-2829 with any questions you may have.

                                            Very truly yours,


                                            JAMES R. BORDEWICK, JR.
                                            James R. Bordewick, Jr.
                                            Assistant Secretary

JRB/bjn