Mancini Racing offers you stainless steel valves that will fit any of your needs. Performance valves are made of 21-4n stainless to withstand heat and stress. All valves are 1 piece with hardened chrome stems and are swirl polished. Competition valves are made of ev8-z18 stainless, which provides high tensile strength and features an avionics quality hard-chrome along with stellite which is conically welded at the tip. Making the tip impossible to remove and will withstand the highest cam lifts.
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