1974-83 Yamaha XS650 TX650 Piston & Ring Kit - Big Bore Oversize - 81mm - 20mm - 9:1 XS750-2D 1977 50mm seals combustion and controls

50mm seals combustion and controls oil on the piston size for this application

Yamaha XV920M Virago 1983

Start the swingarm pivot bolt shaft by hand and stop if the threads do not seat cleanly

and cable/lever connection

1974-83 Yamaha XS650 TX650 Piston & Ring Kit - Big Bore Oversize - 81mm - 20mm - 9:1 XS750-2D 1977 50mm seals combustion and controlsPiston & Ring Kit Big Bore Oversize 81mm 20mm 9: 1. This Piston & Ring Kit Big Bore Oversize 81mm 20mm 9: 1 seals combustion and controls oil on big bore pistons. Replace this piston & ring kit when rings are worn, broken, stuck, or compression oil control is poor during top end service. Fitment Compatibility Fits Yamaha: Yamaha TX650 1974 Yamaha XS650 (1975 81) Yamaha XS650S (1978 83) Product Details Piston ring set Piston size detail: 81mm 20mm Big