Cometic GM LS1 SB 3.910 inch Bore .040 inch MLS Head Gasket - C5475-040

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM LS1 SB 4.060 inch Bore .040 inch MLS Head Gasket - C5751-040

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS (Multi-Layer Steel) Head Gaskets...

Cometic GM LS1 SB 4.100in Bore .040in MLS-5 Head Gasket - C5489-040

The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist corrosion. The outer layers of...

Cometic GM LS1/LS2/LS3/LS6 Gen-III/IV Small Block V8 4.080in Bore .040in MLS Cylinder Head Gasket - C15522-040

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.

Cometic GM LTR Gen-5 Small Block V8 .052 MLX 4.150in Bore, 1/2 Studs Cylinder Head Gasket RHS - C15703-052

Cometic GM LTR Gen-5 Small Block V8 .052 MLX 4.150in Bore, 1/2 Studs Cylinder Head Gasket RHS

Cometic GM LTR Gen-5 Small Block V8 .052in MLX Cylinder Head Gasket-4.150in Bore-1/2in Studs-LHS - C15704-052

Cometic GM LTR Gen-5 Small Block V8 .052in MLX Cylinder Head Gasket-4.150in Bore-1/2in Studs-LHS

Cometic Harley-Davidson 1992-98 Big Twin Complete Motor Gasket Kit - C9748F

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic Harley-Davidson 2004-06 Est Sportster Comp.Motor Rebuild - C9952

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic Harley-Davidson 2004-06 Sportsters Rocker Box Rebuild Kit - C9954

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic Harley-Davidson 91-03 Sportsters Rocker Box Rebuild Kit - C9765

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic Harley-Davidson 99-06 Complete 1550 T/C .030inH/G Rebuild Kt Ex 06 Dyna - C9161

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing...

Cometic Harley-Davidson Milwaukee 8, Molded Rubber Clutch Seal, All Fxst 2018-21 - C10306F5

All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns