Gaskets & Seals

3.5" Bore .045" Micropore Head Gasket .018" Micropore Base Gasket Includes two of each: Head, Base & Tapered Exhaust Gaskets Made in the U.S.A.

Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating 3.50" bore 0.81mm (0.032") Made in the U.S.A.

Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating Made in the U.S.A.

Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out 3.50" bore size with stock bolt pattern 0.46mm thickness Made in the U.S.A.

Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out 3.500" bore size with stock bolt pattern 0.51mm thickness Made in the U.S.A.

Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out 3.625" bore size with stock bolt pattern 0.46mm thickness Made in the U.S.A.

1966-1984 Big Twins and S&S P-Series and SH-Series Engines 3-5/8" Bore .032" Copper Head Gasket .018" Composite Base Gasket Includes manifold seals, washers, o-rings, oil line seals, SH and P series...

3.625" bore .045" Micropore Head Gasket .018" Micropore Base Gasket Includes two of each: Head, Base & Tapered Exhaust Gaskets Made in the U.S.A.

Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating Base gaskets feature S&S Pro-Formance micropore...

Base gaskets feature S&S Pro-Formance micropore compound proven to resist failure due to extrusion or blow out 3.625" bore size with stock bolt pattern 0.55mm thickness Made in the U.S.A.

Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating 3.625" bore 1.60mm (0.062") thickness Made in the U.S...

Head gaskets are made from aramid fiber-reinforced premium graphite material with a steel core, stainless steel fire ring and anti-stick coating 3.625" bore 0.81mm (0.032") thickness Made in the U.S...