Cometic 4.125 MLS Head Gasket .040 Olds V8 330-455 Billet Specialties Other tuning products don't hold

Other tuning products don't hold a candle to the Triple Dog GT - it has the largest feature set and the widest range of vehicle applications from a single product

750 in Body Diameter

BBK long tube exhaust headers outperform the competition in quality value and performance

and heavy and light rate return springs

GM Fullsize Truck 2011-19

Cometic 4.125 MLS Head Gasket .040 Olds V8 330-455 Billet Specialties Other tuning products don't holdComprised 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 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 created by the two