Piston for 1991-1993 Yamaha Wave Runner LX 650 - 1mm - 78mm - Replaces 6M6-11631-01-93, 6M6-11631-00-93

Piston kit for Yamaha 650 engines, sized for cylinders bored 1mm oversize. The kit supplies the piston together with its ring set, wrist pin and circlips, so the piston assembly can be renewed in one go during a top end rebuild.

Product Details

• Part Type: Piston Kit
• Size: 1mm oversize
• Bore Diameter: 78mm
• Brand: WSM

Before You Order

Measure the cylinder bore before ordering to confirm the correct size. Oversize pistons and rings require the cylinder to be bored and honed to suit, and piston-to-wall clearance should be checked by your machinist.