Some items from this specific schematic: Gasket,crank Case (nas), O Ring,, O-ring,13.8x2.5, O-ring,24.4x3.1.
The component with the lowest price in the GASKET KIT B schematic is the O Ring,46mm.
This Gasket Kit B diagram displays the required parts for the Cb650c 1980 (a) Usa Gasket Kit B.