Get serious about compression.

This big bore base gasket fits your 3.625" EVO cylinders like a glove.

Features
Genuine James Gasket base gaskets features a steel base with silicone beading on both sides
Will not become brittle or split during assembly
Require no gasket sealer
Made in the USA

Specs
Features Beaded
Mounting Position Front / Rear
Thickness 0.51 mm / 0.020"
Bore Size 3.625"
Product Name Gasket
Type Cylinder Base
Riding Style Street
Material Metal
Units Pair