Cometic 4.155" Bore Head Gasket 0.027" Thickness Multi-Layered Steel SB Ford SPB4 25 Outside Diameter

25 Outside Diameter

Washable air filter elements offer better engine protec-tion and increase air flow for more power and torque

Brute Thunder

1964-1970 Fargo A100 Van

2019-2021 Ram 1500 Lone Star Quad Cab Pickup

Cometic 4.155" Bore Head Gasket 0.027" Thickness Multi-Layered Steel SB Ford SPB4 25 Outside DiameterComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 027". 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