Cometic GM Gen I Small Block V8 MLS Head Gasket - 4.200 Round Bore Helmet Fresh Air Systems Easily remove these hold down

Easily remove these hold down nuts with a 1/4" extension

3 Keyway Crank Sprocket for even more Adjustment Capability

The caps are not compatible on any other Zamp Helmet

2 Step Charging Program

309 Grade stainless steel line has been double annealed for easier bending and flaring

Cometic GM Gen I Small Block V8 MLS Head Gasket - 4.200 Round Bore Helmet Fresh Air Systems Easily remove these hold downComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 120". With Steam Holes. 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 shearing force