Description & Size Guide
.010" thick RCM (Rubber Covered Metal). With silicone bead. Type 'B'. James' RCM gaskets consists of a .020" thick stainless spring steel base covered with a .001" thick heat resistant Viton rubber on both sides. A very strong gasket which requires no re-torquing. Gaskets will not become brittle or burn out. Note: The Type B' was introduced on Evolution XL Sportster models in 1986, and will fit all Evo XL models, but also all 84-99 Evo 1340cc models although the Big Twin cylinder base is a bit larger than the gasket. The 'type B' is the only gasket type that 'The Factory' supplied from 1986 onwards for both Evo Big Twin and Evo XL Sportster models.
84-99 B.T.(excl. Twin Cam); 86-22 XL (excl. 08-12 XR1200) (NU)
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