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Aluminum mount with 2" I
Using a wideband air/fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency
Featuring a dome design
1989-1990 Chevrolet C3500
Cometic 4.200" MLS Head Gasket (Each) - SB Ford 289-351W - Non-SVO - .040" Thickness 935011 Aluminum mount with 2" IComprised 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
US$ 13.79
US$ 24.00
US$ 21.19
