Cometic MLS Head Gasket - 02-06 Nissan Sentra Altima QR25DE - 90mm Bore Bore .040" Thick - C4615-040 Honda Del Sol The outer layers are embossed

The outer layers are embossed and coated on both sides with Viton (a flour elastomer rubber based material that is heat resistant to 250 C/ 482 F)

In very hot conditions on cars that also have upgrades like hood venting and an upgraded radiator

1989-1994 Nissan Skyline (R32) GT-R RB26DETT

2001-2005 Honda Civic 1

1990-1999 Mitsubishi 3000GT Turbo AWD VR4

Cometic MLS Head Gasket - 02-06 Nissan Sentra Altima QR25DE - 90mm Bore Bore .040" Thick - C4615-040 Honda Del Sol The outer layers are embossedCometic 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 materials. MLS gaskets have increased strength because they are comprised of multiple layers of stainless steel; which also creates the ability to rebound