Cometic Chevrolet Mark-IV Big Block V8 .040in MLS Cylinder Head Gasket - 4.500in Bore 1974-honda-cb500-base-esi5419414 1mm (For XP1/XP10/XP10-HD)

1mm (For XP1/XP10/XP10-HD)

Featuring a precision-engineered X-pipe and robust resonators built for big boost

5mm Bore Throttle Body Adapter for RBC Manifold

Rugged Weatherproof Case

Cometic Chevrolet Mark-IV Big Block V8 .040in MLS Cylinder Head Gasket - 4.500in Bore 1974-honda-cb500-base-esi5419414 1mm (For XP1/XP10/XP10-HD)Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 036". World Products Man o War Block. Cometic MLS (Multi Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the