VertexWinderosa Cast Big Bore Piston Kit Fits Yamaha - 85 cc Number:189930 Designed to fit OEM wheel

Designed to fit OEM wheel offset but will work with others

7mm synthetic rope

Provides rider protection

Total 360° protection from most cuts and scratches

make sure your vehicle has a battery

VertexWinderosa Cast Big Bore Piston Kit Fits Yamaha - 85 cc Number:189930 Designed to fit OEM wheelCast Big Bore Piston All piston skirts are coated with a high tech coating for faster break in time and increased piston life. All pistons are heat treated with a T 5 hardening and tempering cycle. Kits include piston, rings, wrist pin and circlips. Exact fit A, B, C or D pistons match your cylinder bore perfectly to maximize power and performance while reducing blow by and oil consumption