EXHIBIT 32.1


CERTIFICATION OF PERIODIC FINANCIAL REPORTS PURSUANT TO SECTION 906 OF THE
SARBANES-OXLEY ACT OF 2002



To the best of their knowledge the undersigned hereby certify that the Quarterly
Report on Form 10-Q of Marine Products Corporation for the period ended March
31, 2004, fully complies with the requirements of Section 13(a) of The
Securities Exchange Act of 1934 (15 U.S.C.78m) and that the information
contained in the Quarterly Report fairly presents, in all material respects, the
financial condition and results of operations of Marine Products Corporation.




Date:  May 4, 2004         /s/ Richard A. Hubbell
                           -----------------------------------------------------
                           Richard A. Hubbell
                           President and Chief Executive Officer
                           (Principal Executive Officer)



Date:  May 4, 2004         /s/ Ben M. Palmer
                           -----------------------------------------------------
                           Ben M. Palmer
                           Vice President, Chief Financial Officer and Treasurer
                           (Principal Financial and Accounting Officer)