OEM Style Piston Assembly, 80-85 Yamaha SS440. Twin Cylinder. .020 oversized.

Part #: 09-807-2

List Price: $79.65

Our Price: $39.99

All components will interchange with OEM.

High performance, cast pistons closely match original equipment. Engineered for the best possible heat transfer from combustion chamber to cylinder walls.

All pistons are priced with ring(s), wrist pins and circlips.

CC 437
Bore (mm) 66.50
Stroke (mm) 64
Size .020