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                                                                  CONFORMED COPY



                                                             EXHIBIT 10

                                    AMENDMENT NO. 2 dated as of March 23, 2001
                           (this "Amendment"), to the Credit Agreement dated as
                           of April 30, 1997, as amended and restated as of
                           September 12, 1997, as of April 3, 1998, and as of
                           September 8, 1998, as amended (the "Credit
                           Agreement"), among NEENAH FOUNDRY COMPANY, a
                           Wisconsin corporation (the "Borrower"), NFC CASTINGS,
                           INC., a Delaware corporation ("Holdings"), the
                           Lenders from time to time party thereto (the
                           "Lenders"), and THE CHASE MANHATTAN BANK, a New York
                           banking corporation, as issuing bank, as
                           administrative agent (in such capacity, the
                           "Administrative Agent") and as collateral agent (in
                           such capacity, the "Collateral Agent") for the
                           Lenders.


                  A. Pursuant to the Credit Agreement, the Lenders have extended
and have agreed to extend credit to the Borrower on the terms and subject to the
conditions set forth therein.

                  B. The Borrower and Holdings have requested that certain
provisions of the Credit Agreement be amended as set forth herein.

                  C. The Required Lenders are willing to amend the Credit
Agreement pursuant to the terms and subject to the conditions set forth herein.

                  D. Capitalized terms used and not otherwise defined herein
shall have the meanings assigned to them in the Credit Agreement.


                  Accordingly, in consideration of the mutual agreements herein
contained and other good and valuable consideration, the sufficiency and receipt
of which are hereby acknowledged, the parties hereto agree as follows:

                  SECTION 1. Amendments. (a) The definition of the term "Senior
Debt Leverage Ratio" in Section 1.01 of the Credit Agreement is hereby amended
and restated in its entirety to read as follows:

                  "Senior Debt Leverage Ratio" shall mean, as of any date of
         determination, the ratio of (a) Senior Debt as of such date to (b)
         Consolidated EBITDA for the period of four consecutive fiscal quarters
         of the Borrower ended on such date (including the Consolidated EBITDA
         for such four fiscal quarters of any Subsidiary acquired during such
         four fiscal quarters constituting a Permitted Acquisition pursuant to
         Section 6.04(g)).


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                  (b) The definition of the term "Applicable Percentage" in
Section 1.01 of the Credit Agreement is hereby amended by restating the table
set forth therein in its entirety as follows:




                             Eurodollar                         Eurodollar       ABR Spread B
                              Spread B        ABR Spread B        Spread B        Tranche B
                           Tranche A Term    Tranche A Term      Tranche B       Term Loans
                               Loans,            Loans,       Term Loans and         and
                          Revolving Loans   Revolving Loans     Additional       Additional
 Consolidated Leverage    and Acquisition   and Acquisition      Tranche B        Tranche B         Fee
          Ratio                Loans             Loans          Term Loans       Term Loans      Percentage
          -----                -----             -----             -----            -----        ----------

                                                                                   
Category 1                     3.50%             2.50%             3.75%            2.75%           .50%
- ----------

Equal to or greater
than 4.50 to 1.00


Category 2                     3.25%             2.25%             3.50%            2.50%           .50%
- ----------

Equal to or greater
than 4.00 to 1.00, but
less than 4.50 to 1.00


Category 3                     3.00%             2.00%             3.25%            2.25%           .50%
- ----------

Equal to or greater
than 3.50 to 1.00, but
less than 4.00 to 1.00


Category 4                     2.75%             1.75%             3.00%            2.00%           .50%
- ----------

Equal to or greater
than 3.00 to 1.00, but
less than 3.50 to 1.00


Category 5                     2.50%             1.50%             3.00%            2.00%           .50%
- ----------

Less than 3.00 to 1.00




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                  (c) The definition of the term "Senior Debt" in Section 1.01
of the Credit Agreement is hereby amended and restated in its entirety to read
as follows:

                  "Senior Debt" shall mean, at any date and without duplication,
         (a) the aggregate amount of all Indebtedness of the Borrower and the
         Subsidiaries on a consolidated basis at such date (other than any
         Indebtedness described in clause (i) or (j) of the definition of such
         term) minus (b) to the extent included therein, the sum of (i) the
         aggregate amount of all Indebtedness pursuant to the Senior
         Subordinated Notes at such date and (ii) the aggregate amount of all
         Indebtedness pursuant to Qualified Subordinated Debt at such date.

                  (d) Section 2.13(c) of the Credit Agreement is hereby amended
by replacing the percentage of "50%" in clause (ii) therein with the percentage
of "75%".

                  (e) Section 5.04 of the Credit Agreement is hereby amended by
deleting the word "and" at the end of paragraphs (d) and (e) thereof and
replacing the punctuation at the end of paragraph (f) thereof with the word ";
and". Section 5.04 of the Credit Agreement is further amended by adding at the
end thereof the following:

                  (g) within 30 days after the end of each month through and
         including December 31, 2001, its consolidated balance sheet and related
         statements of operations, stockholders' equity and cash flows showing
         the financial condition of the Borrower and its consolidated
         Subsidiaries as of the end of and for such month and the results of its
         operations and the operations of such Subsidiaries as of the end of and
         for such month, all certified by one of its Financial Officers as
         fairly presenting in all material respects the financial condition and
         results of operations of the Borrower and its consolidated Subsidiaries
         on a consolidated basis in accordance with GAAP consistently applied,
         subject to normal year-end audit adjustments;

                  (f) Section 6.04(g) of the Credit Agreement is hereby amended
by adding at the end thereof the following proviso:

         provided, further that none of Holdings, the Borrower or any of the
         Subsidiaries may consummate any Permitted Acquisition during the period
         from and including March 23, 2001, to and including December 31, 2001;

                  (g) Section 6.10 of the Credit Agreement is hereby amended and
restated in its entirety to read as follows:

                  SECTION 6.10. Capital Expenditures. Permit the aggregate
         amount of Consolidated Capital Expenditures (other than Consolidated
         Capital Expenditures for patterns and Permitted Acquisitions permitted
         by Section 6.04(g)) made by the Borrower and the Subsidiaries, taken as
         a whole, (a) during the fiscal year of the Borrower ending on September
         30, 2001, to exceed $22,000,000, (b) during the fiscal quarter of the
         Borrower ending on December 31, 2001, to exceed $5,500,000, and (c) in
         any fiscal year of the Borrower commencing on or after


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         October 1, 2001, to exceed the sum of (i) $40,000,000, (ii) the net
         cash proceeds of any issuance of equity securities by, without
         duplication, Holdings, ACP Holdings or ACP Products made during such
         fiscal year and substantially concurrently used to fund Consolidated
         Capital Expenditures, and (iii) 100% of Excess Cash Flow for the
         preceding fiscal year that was not required to be used to make
         prepayments of the outstanding Term Loans pursuant to Section 2.13;
         provided, however, that the amount of Consolidated Capital Expenditures
         in any fiscal year of the Borrower commencing on or after October 1,
         2002 permitted to be incurred pursuant to clause (c) above shall be
         increased by an amount equal to the amount of unused Consolidated
         Capital Expenditures permitted to be incurred pursuant to clause (c)
         above for the immediately preceding fiscal year of the Borrower
         (without giving effect to this proviso).

                  (h) Section 6.11 of the Credit Agreement is hereby amended by
restating the table set forth therein in its entirety as follows:




                         Period                                                   Ratio
                         ------                                                   -----
                                                                            
         January 1, 1998 through September 30, 1999                            6.00 to 1.00
         October 1, 1999 through September 30, 2000                            5.75 to 1.00
         October 1, 2000 through December 31, 2000                             5.50 to 1.00
         January 1, 2001 through December 31, 2001                             6.75 to 1.00
         Thereafter                                                            5.50 to 1.00


                  (i) Section 6.13 of the Credit Agreement is hereby amended by
replacing the punctuation at the end thereof with the following proviso:

         ; provided that notwithstanding the foregoing the Consolidated Interest
         Coverage Ratio as of the end of the second, third and fourth quarters
         of the fiscal year of the Borrower ended September 30, 2001 and the
         first quarter of the fiscal year of the Borrower ended September 30,
         2002, in each case, shall not be less than 1.35 to 1:00.

                  (j) A new Section 6.15 shall be inserted after Section 6.14 of
the Credit Agreement and shall read as follows:

                  SECTION 6.15. Senior Debt Leverage Ratio. Permit the Senior
         Debt Leverage Ratio as of the end of any fiscal quarter of the Borrower
         to be in excess of 2.75 to 1.00.

                  SECTION 2. Representations and Warranties. To induce the other
parties hereto to enter into this Amendment, each of Holdings and the Borrower
represents and warrants to each other party hereto that after giving effect to
this Amendment, (i) the representations and warranties set forth in Article III
of the Credit Agreement are true and correct in all material respects on and as
of the date hereof, except to the extent such representations and warranties
expressly relate to an earlier date, and (ii) no Default or Event of Default has
occurred and is continuing.


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                  SECTION 3. Amendment Fee. Subject to the following proviso,
the Borrower agrees to pay to each Lender that executes and delivers a copy of
this Amendment to the Administrative Agent (or its counsel) on or prior to 5:00
pm New York City time, on March 21, 2001, through the Administrative Agent, a
non-refundable amendment fee (the "Amendment Fee") in an amount equal to 0.25%
of the sum of the aggregate principal amount outstanding of such Lender's Loans,
L/C Exposure and unused Commitments as of such date; provided that the Borrower
shall have no liability for any such amendment fee if this Amendment does not
become effective in accordance with Section 4 below. Such amendment fee shall be
payable in immediately available funds on, and subject to the occurrence of, the
Amendment Effective Date (as defined below).

                  SECTION 4. Conditions to Effectiveness. This Amendment shall
become effective at such time (the "Amendment Effective Date") as (a) the
Administrative Agent (or its counsel) shall have received counterparts hereof
which, when taken together, bear the signatures of the Borrower, Holdings and
the Required Lenders, (b) the Administrative Agent shall have received the
Amendment Fee and (c) all out-of-pocket expenses incurred by the Administrative
Agent in connection with this Amendment or the transactions contemplated
thereby, for which invoices shall have been submitted to the Borrower on or
prior to the Amendment Effective Date, shall have been paid. Without limiting
the foregoing, the amendments set forth herein that affect the interest rates
under the Credit Agreement shall apply to all Loans outstanding on or after the
Amendment Effective Date from and including the Amendment Effective Date.

                  SECTION 5. Effect of Amendment. Except as expressly set forth
herein, this Amendment shall not by implication or otherwise limit, impair,
constitute a waiver of, or otherwise affect, the rights and remedies of the
Lenders or the Administrative Agent under the Credit Agreement or any other Loan
Document, and shall not alter, modify, amend or in any way affect any of the
terms, conditions, obligations, covenants or agreements contained in the Credit
Agreement or any other Loan Document, all of which are ratified and affirmed in
all respects and shall continue in full force and effect. Nothing herein shall
be deemed to entitle Holdings or the Borrower to a consent to, or a waiver,
amendment, modification or other change of, any of the terms, conditions,
obligations, covenants or agreements contained in the Credit Agreement or any
other Loan Document in similar or different circumstances. This Amendment shall
apply and be effective only with respect to the provisions of the Credit
Agreement specifically referred to herein. This Amendment shall constitute a
"Loan Document" for all purposes under the Credit Agreement and the other Loan
Documents.

                  SECTION 6. Expenses. The Borrower agrees to pay the reasonable
out-of-pocket costs and expenses incurred by the Administrative Agent in
connection with the preparation of this Amendment.

                  SECTION 7. Counterparts. This Amendment may be executed in any
number of counterparts and by different parties hereto on separate counterparts,
each of which when so executed and delivered shall be deemed an original, but
all of which


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together shall constitute a single instrument. Delivery of an executed
counterpart of a signature page of this Amendment by facsimile transmission
shall be as effective as delivery of a manually executed counterpart hereof.

                  SECTION 8. Applicable Law. THIS AMENDMENT SHALL BE GOVERNED
BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.

                  SECTION 9. Headings. The headings of this Amendment are for
purposes of reference only and shall not limit or otherwise affect the meaning
hereof.

                  IN WITNESS WHEREOF, the parties hereto have caused this
Amendment to be duly executed by their duly authorized officers, all as of the
date and year first above written.


                                      NEENAH FOUNDRY COMPANY,

                                       by
                                            /s/  Gary LaChey
                                           -------------------------------------
                                           Name:  Gary LaChey
                                           Title: Corporate V.P. Finance


                                      NFC CASTINGS, INC.,

                                       by
                                            /s/  Gary LaChey
                                           -------------------------------------
                                           Name:  Gary LaChey
                                           Title: Corporate V.P. Finance


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                                      THE CHASE MANHATTAN BANK,
                                      individually and as Administrative Agent
                                      and Collateral Agent,

                                       by
                                            /s/  Peter S. Predun
                                           -------------------------------------
                                           Name:  Peter S. Predun
                                           Title: Vice President


                                      AIM FLOATING RATE FUND,
                                      By: INVESCO Senior Secured
                                          Management, Inc. As Attorney in
                                          fact,

                                       by
                                            /s/  Gregory Stoeckle
                                           -------------------------------------
                                           Name:  Gregory Stoeckle
                                           Title: Authorized Signatory


                                      AVALON CAPITAL LTD.,
                                      By: INVESCO Senior Secured
                                          Management, Inc., as Portfolio
                                          Advisor,

                                       by
                                            /s/  Gregory Stoeckle
                                           -------------------------------------
                                           Name:  Gregory Stoeckle
                                           Title: Authorized Signatory


                                      BALANCED HIGH-YIELD FUND I, LTD.,
                                      By: ING Capital Advisors LLC
                                          acting as Asset Manager,

                                       by
                                            /s/  Michael D. Hatley
                                           -------------------------------------
                                           Name:  Michael D. Hatley
                                           Title: Managing Director

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                                      THE BANK OF NOVA SCOTIA,

                                       by
                                             /s/   F.C.H. Ashby
                                           -------------------------------------
                                           Name:  F.C.H. Ashby
                                           Title: Senior Manager Loan Operations


                                      BANK ONE, WISCONSIN,

                                       by
                                             /s/  Fred J. Nehrling
                                           -------------------------------------
                                           Name:  Fred J. Nehrling
                                           Title: Vice President


                                      CAPTIVA II FINANCE, LTD.,

                                       by
                                             /s/  David Dyer
                                           -------------------------------------
                                           Name:  David Dyer
                                           Title: Director


                                      CERES FINANCE LTD.,
                                      By: INVESCO Senior Secured
                                          Management, Inc., as Sub-Managing
                                          Agent,

                                       by
                                             /s/  Gregory Stoeckle
                                           -------------------------------------
                                           Name:  Gregory Stoeckle
                                           Title: Authorized Signatory


                                      CIT GROUP/EQUIPMENT FINANCING,
                                      INC.,

                                       by
                                             /s/  Undrae L. Mitchell
                                           -------------------------------------
                                           Name:  Undrae L. Mitchell
                                           Title: Senior Credit Analyst
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                                      CYPRESSTREE INVESTMENT FUND,
                                      LLC,
                                      By: CypressTree Investment
                                          Management Company, Inc., its
                                          Managing Member,

                                       by
                                             /s/  P. Jeffrey Huth
                                           -------------------------------------
                                           Name:  P. Jeffrey Huth
                                           Title: Principal


                                      CYPRESSTREE INVESTMENT
                                      MANAGEMENT COMPANY, INC.,
                                      As: Attorney-in-Fact and on behalf of
                                          First Allmerica Financial Life
                                          Insurance Company as Portfolio
                                          Manager,

                                       by
                                             /s/  P. Jeffrey Huth
                                           -------------------------------------
                                           Name:  P. Jeffrey Huth
                                           Title: Principal


                                      CYPRESSTREE SENIOR FLOATING
                                      RATE FUND,
                                      By: CypressTree Investment
                                          Management Company, Inc. as
                                          Portfolio Manager,

                                       by
                                             /s/  P. Jeffrey Huth
                                           -------------------------------------
                                           Name:  P. Jeffrey Huth
                                           Title: Principal



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                                      EATON VANCE SENIOR INCOME
                                      TRUST,
                                      By: Eaton Vance Management, as
                                          Investment Advisor,

                                       by
                                           -------------------------------------
                                           Name:
                                           Title:


                                      FIRSTAR BANK, N.A.,

                                       by
                                             /s/  Mark A. Whitson
                                           -------------------------------------
                                           Name:  Mark A. Whitson
                                           Title: Vice President


                                      GENERAL ELECTRIC CAPITAL
                                      CORPORATION,

                                       by
                                           -------------------------------------
                                           Name:
                                           Title:


                                      HELLER FINANCIAL INC.,

                                       by
                                             /s/  Scott Ziemke
                                           -------------------------------------
                                           Name:  Scott Ziemke
                                           Title: Vice President


                                      KZH CYPRESSTREE-1 LLC,

                                       by
                                             /s/  Kimberly Rowe
                                           -------------------------------------
                                           Name:  Kimberly Rowe
                                           Title: Authorized Agent

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                                      LASALLE BANK NATIONAL
                                      ASSOCIATION,

                                       by
                                             /s/   Lou D. Banach
                                           -------------------------------------
                                           Name:  Lou D. Banach
                                           Title: Vice President & Senior Lender


                                      NATIONAL CITY BANK,

                                       by
                                             /s/  Lisa B. Lisi
                                           -------------------------------------
                                           Name:  Lisa B. Lisi
                                           Title: Senior Vice President


                                      NORTH AMERICAN SENIOR
                                      FLOATING RATE FUND,
                                      By: CypressTree Investment
                                          Management Company, Inc. as
                                          Portfolio Manager,

                                       by
                                             /s/  P. Jeffrey Huth
                                           -------------------------------------
                                           Name:  P. Jeffrey Huth
                                           Title: Principal


                                      OXFORD STRATEGIC INCOME FUND,
                                      By: Eaton Vance Management, as
                                          Investment Advisor,

                                       by
                                           -------------------------------------
                                           Name:
                                           Title:

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                                      PACIFICA PARTNERS I, L.P.,
                                      By: Imperial Credit Asset Management
                                          as its Investment Manager,

                                       by
                                             /s/  Tom Colwell
                                           -------------------------------------
                                           Name:  Tom Colwell
                                           Title: Vice President


                                      PNC BANK, NATIONAL ASSOCIATION,

                                       by
                                             /s/  Louis K. McLinden, Jr.
                                           -------------------------------------
                                           Name:  Louis K. McLinden, Jr.
                                           Title: Vice President


                                      SENIOR DEBT PORTFOLIO,
                                      By: Boston Management and Research,
                                          as Investment Advisor,

                                       by
                                           -------------------------------------
                                           Name:
                                           Title:


                                      STANFIELD CLO, LTD.,
                                      By: Stanfield Capital Partners LLC, as its
                                          Collateral Manager,

                                       by
                                             /s/  Christopher A. Pucillo
                                           -------------------------------------
                                           Name:  Christopher A. Pucillo
                                           Title: Managing Director

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                                      STANFIELD/RMF TRANSLANTIC CDO,
                                      LTD.,
                                      By: Stanfield Capital Partners LLC, as its
                                          Collateral Manager,

                                       by
                                             /s/  Christopher A. Pucillo
                                           -------------------------------------
                                           Name:  Christopher A. Pucillo
                                           Title: Managing Director


                                      VAN KAMPEN CLO I, LIMITED,
                                      By: Van Kampen Management Inc., as
                                          Collateral Manager,

                                       by
                                             /s/  Darvin D. Pierce
                                           -------------------------------------
                                           Name:  Darvin D. Pierce
                                           Title: Principal


                                      VAN KAMPEN CLO II, LIMITED,
                                      By: Van Kampen Management Inc., as
                                          Collateral Manager,

                                       by
                                             /s/  David D. Pierce
                                           -------------------------------------
                                           Name:  Darvin D. Pierce
                                           Title: Principal


                                      VAN KAMPEN PRIME RATE INCOME
                                      TRUST,
                                      By: Van Kampen Investment Advisory
                                          Corp.,

                                       by
                                             /s/  Darvin D. Pierce
                                           -------------------------------------
                                           Name:  Darvin D. Pierce
                                           Title: Principal