Mr Gasket Header Bolts, Hex Head 3/8-16 x 1" Set/12 MRG-917

Features a washer faced smaller than standard hex head that's perfect for getting into tight spaces Designed to withstand the abuse of red hot exhaust ports and prevent leaks created by under tightened header bolts Manufactured from heat treated Grade 5 steel with a corrosion resistant black oxide finish Three eighths coarse threads 1 inch long Set of 12