Chevrolet Performance harmonic balancer bolt for LS1/LS2/LS3/LS6/L92 engines, GM LS-Series. Features a 16 mm x 2.00 thread, 4.055in long hex head, made from zinc oxide-coated steel for durability. Designed for street or racing builds, secures the balancer for reduced vibrations. Sold as each.
Chevrolet Performance camshaft retainer bolt for LS1/LS2/LS6 and LS7 engines. Features an 8 mm x 1.25 thread, 22.5 mm long with a 10 mm hex head, made from steel with a natural finish. Designed for...
Chevrolet Performance harmonic balancer for LS3 engines, GM LS-Series. Features a stock diameter, internal balance design, made from steel with a black oxide finish for durability. Designed for...
The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.