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Exhibit 23.1
Consent of Ernst & Young LLP, Independent Auditors
We consent to the incorporation by reference in the Registration Statement (Form
S-8 No. 33-62889) pertaining to the IMPCO Investment and Tax Savings Plan of our
report dated September 25, 2000, with respect to the financial statements and
schedule of the IMPCO Investment and Tax Savings Plan included in this Annual
Report (Form 11-K) for the year ended March 31, 2000.
/s/ Ernst & Young LLP
Long Beach, California
September 25, 2000
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