Mr. Gasket Valve Cover Plugs - 1.22 in. O.D. HALCC20 3/4 to 5/8 in Bore

3/4 to 5/8 in Bore

pressure range -29 inHG to 43

a high top ring operates at higher temperatures and requires a larger top ring end gap

JOES Weld Fittings are made from 6061-T6 aluminum and accept AN or SAE O-Ring fittings

Mr. Gasket Valve Cover Plugs - 1.22 in. O.D. HALCC20 3/4 to 5/8 in BoreMr. Gasket Valve Cover Plugs 6375 1. 22 in. OD Makes Positive Oil Seal Fits Most Stamped Covers Fits Most Die Cast Covers Molded From Neoprene Using his own 57 Chevy as a rolling test bed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago (started in 1964). Building a name for himself and his company competing at Cleveland area tracks Norwalk and Dragway 42, Hrudka quickly established Mr. Gasket as