Cometic GM LS1 SB 4.130 inch Bore .051 inch MLS Head Gasket 2012-audi-r8-base-esi3857072 SC1-HDG6 kit features ACT's most

SC1-HDG6 kit features ACT's most popular Heavy Duty pressure plate

Stinger's upgrades reshape the fuel curve to match the improved airflow

Using BORLA® Stainless Steel Polish p# 21461 is NOT recommended with these black chrome tips

3 26mm - Pair

Cometic GM LS1 SB 4.130 inch Bore .051 inch MLS Head Gasket 2012-audi-r8-base-esi3857072 SC1-HDG6 kit features ACT's mostComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 051". 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