Cometic Gaskets 0.040in. Head Gaskets. Fits Big Twin 1984-1999 with 3-5/8in. Bore.

Description

Harley-Davidson Evolution Big Twin 3.670in. MLS Head Gaskets. Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a viton rubber coating.Compressed operating thickness is .040in..Pair