EXHIBIT 4.1 - WAIVER AND CONSENT AGREEMENT DATED NOVEMBER 11, 2001 BETWEEN AMCAST INDUSTRIAL CORPORATION AND PRINCIPAL LIFE INSURANCE COMPANY AND THE NORTHWESTERN MUTUAL LIFE INSURANCE COMPANY WAIVER AND CONSENT AGREEMENT THIS AGREEMENT is made this 11th day of November, 2001, among AMCAST INDUSTRIAL CORPORATION, an Ohio corporation ("Amcast"), and PRINCIPAL LIFE INSURANCE COMPANY and THE NORTHWESTERN MUTUAL LIFE INSURANCE COMPANY (together, the "Noteholders"), under the following circumstances: A. Amcast and the Noteholders are parties to separate Note Agreements, each dated as of November 1, 1995, as amended (the "Note Agreements"). B. Amcast and the Noteholders also are parties to a Subordination, Waiver and Consent Agreement dated as of June 5, 2001 (the "Waiver Agreement") among Amcast, the Noteholders and certain other parties, pursuant to which the Noteholders waived the "Existing Noteholder Defaults" (as defined in the Waiver Agreement) for the period from March 4, 2001 through April 15, 2002 (the "Waiver Period"). C. Amcast and the Noteholders have agreed in principal to new financial covenants, as delineated on Schedule 1, to be included in the Note Agreements by amendment and, pending such amendment, Amcast has requested the Noteholders to extend the Waiver Period through September 1, 2002. NOW, THEREFORE, in consideration of good and valuable consideration, the receipt and sufficiency of which hereby is acknowledged, Amcast and the Noteholders agree as follows: 1. Note Agreement Amendments. Amcast shall work together with the ---------------------------- Noteholders in good faith in order to finalize and enter into amendments to the Note Agreements to incorporate the agreed upon financial covenants into the Note Agreements within 30 days after the date of this Agreement. 2. Extension of Waiver Period. The Noteholders hereby waive the ----------------------------- Existing Noteholder Defaults through September 1, 2002, thereby extending the Waiver Period through that date. 3. No Other Modification. Except as expressly set forth herein, this ----------------------- Agreement shall not modify, amend or waive any provision of the Note Agreements, which shall remain in full force and effect in accordance with their terms and in accordance with the Waiver Agreement. 4. Counterparts. This Agreement may be executed in any number of ------------- counterparts, each of which when executed and delivered shall be an original, but all of which together shall constitute one and the same instrument. A manual signature of any party which is transmitted to another party, or to another party's counsel, by facsimile shall be deemed for all purposes to be an original signature. IN WITNESS WHEREOF, the undersigned have executed this Agreement as of the date first set forth above. AMCAST INDUSTRIAL CORPORATION By /s/ Francis J. Drew Name: Francis J. Drew Title: Vice President Finance and Chief Financial Officer PRINCIPAL LIFE INSURANCE COMPANY By /s/ David S. Albright Name: David S. Albright Title: Authorized Signatory And By /s/ Robert B. Lindstrom Name: Robert B. Lindstrom Title: Authorized Signatory THE NORTHWESTERN MUTUAL LIFE INSURANCE COMPANY By /s/ Jeffrey J. Lueken Name: Jeffrey J. Lueken Title: It's Authorized Representative AMCAST INDUSTRIAL CORPORATION Schedule I SENIOR NOTE COVENANT SUMMARY ($ in thousands) 4Q 1Q 2Q 3Q 4Q --------- --------- --------- --------- --------- Free Cash Flow - Total - ----------------------------------- Total - Cumulative Plan ($ 4,547) $10,716 $ 8,752 $24,652 $36,764 Minumum Covenant Required ($ 7,150) $ 8,100 $ 6,100 $20,900 $31,200 Cushion above plan $ 2,603 $ 2,616 $ 2,652 $ 3,752 $ 5,564 Free Cash Flow - U.S. Ops - ----------------------------------- U.S. Operations - Plan ($16,066) ($ 8,377) ($ 7,002) $ 4,380 $13,435 Minimum Covenant Requirement ($17,900) ($10,200) ($ 8,800) $ 2,500 $11,600 Cushion above plan $ 1,834 $ 1,823 $ 1,798 $ 1,880 $ 1,835 Debt Repayment - U.S. Lenders Total - ----------------------------------- Debt Repayment-plan $ 0 $ 7,200 $ 0 $ 2,250 $ 5,050 $14,500 Minimum Covenant Requirement $ 0 $ 5,000 $ 0 $ 6,500 $ 5,000 $16,500 Cushion (Stretch) $ 0 $ 2,200 $ 0 ($ 4,250) $ 50 ($ 2,000) Total Liabilities to Tangible Net Worth - ------------------------------------ Plan 5.56 6.06 6.58 6.41 6.20 Minumum Covenant Required 5.90 6.40 7.00 6.80 6.50 Net Worth Cushion $ 3,723 $ 3,069 $ 3,276 $ 3,191 $ 2,622 EBITDA - ------------------------------------- Plan $ 4,768 $ 8,606 $17,121 $16,482 Minimum Covenant Requirement $ 3,338 $ 6,024 $13,697 $13,186 Cushion $ 1,430 $ 2,582 $ 3,424 $ 3,296