Exhibit 32.2


                  CERTIFICATION PURSUANT TO
                   18 U.S.C. SECTION 1350
                   AS ADOPTED PURSUANT TO
        SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


   In connection with the Quarterly Report of Ampco-
Pittsburgh Corporation (the "Company") on Form 10-Q for the
period ended March 31, 2005 as filed with the Securities and
Exchange Commission on the date hereof (the "Report"), each
of the undersigned, in the capacities and on the dates
indicated below, hereby certifies pursuant to 18 U.S.C.
Section 1350, as adopted pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, that to his knowledge:

1. The Report fully complies with the requirements of
   Section 13(a) or 15(d) of the Securities Exchange Act of
   1934; and

2. The information contained in the Report fairly presents,
   in all material respects, the financial condition and
   results of operation of the Company.





s/Marliss D. Johnson
Marliss D. Johnson
Vice President, Controller, Treasurer
May 16, 2005