Cometic 4.540" Bore Head Gasket 0.027" Thickness Multi-Layered Steel BB Chevy Speedo Sending Unit 25% more flow at pressure

25% more flow at pressure than our A1000 Brushless Fuel Pump

Torqueflite 904

Baseplate screws and idle mixture screws

75 to 2 in Primary

Cometic 4.540" Bore Head Gasket 0.027" Thickness Multi-Layered Steel BB Chevy Speedo Sending Unit 25% more flow at pressureComprised 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