Gasket - Cylinder Base - Big Bore - XS650 - TX650
Base Gasket for Big Bore (860cc) cylinders (91mm. OD sleeve size).No dowel pins are used on these special large cylinders. 10mm. stud holes.Fits: XS/TX's 1970-84 Special chemically treated gasket material makes improved seal. (no gasket cement to be used on this material).