Chevrolet Performance valve spring retainer set for LT1/LT4 engines, GM LS-Series, set of 16. Features a 7-degree design with a 0.640in OD step, made from steel for a 1.320in single spring. Designed for street or racing builds, ensures secure valve spring retention for reliable performance. Sold as a set.
Chevrolet Performance valve spring shim for LT4 engines, GM LT-Series 1992-97. Measures 0.035in thick with a 1.307in OD, made from steel for durability. Designed for racing or street builds, ensures...
Chevrolet Performance beehive valve spring set for Small Block Chevy 604 crate engines, set of 16. Features single beehive springs with a 332 lb/in rate, 1.220in coil bind, and 1.320in OD, designed...
Chevrolet Performance valve spring retainer for Small Block Chevy Vortec engines. Features a 7-degree design with a 0.640in OD step, made from steel for a 1.320in single spring. Designed for street...
Chevrolet Performance valve spring retainer for Small Block Chevy engines. Features a 7-degree design with a 0.866in OD step, made from steel for a 1.132in single spring. Designed for street or...
Chevrolet Performance cylinder head gasket for LT1/LT4 engines, GM Gen V LT-Series. Features a 4.100in bore and 0.055in compressed thickness, made from multi-layer steel for durability. Designed for...