Product Description The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
Cometic Chevy Gen-1 Small Block V8 .040in MLS Cylinder Head Gasket - 4.125in Bore - C5271-040 MSRP: $358.93 Was: Now: $307.54
Cometic Chevrolet Gen-1 Small Block V8 .040in MLS Cylinder Head Gasket - 4.125in Bore - C5400-040 MSRP: $348.87 Was: Now: $298.88
Cometic Chevy Gen-1 Small Block V8 .040in MLS Cylinder Head Gasket - 4.200in Bore - C5273-040 MSRP: $358.93 Was: Now: $307.54