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On my 12.5 440 I run the FelPro marine gaskets.Its aluminum heads only and street driven.Been on 4 years and no problems.Rocky



Rocky, What is the difference between the marine and just a regular gasket? I also need a set for a .040 440RB, 10.5 comp, alumn head. Sorry for the hi-jack, but have been wondering the same thing! Thanks!