Description
James Gaskets James, cylinder base gasket set 4″ bore. .020″ RCM
84-17 Evo & Twin Cam style engines 4″ bore OEM, S&S & TP engineering engines (excl. Twin Cooled) (NU)
.020″ RCM (Rubber Coated Metal) base gaskets with a dual silicone bead. Starting Thickness: 0.022″. Final Crush: 0.020″. 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.
