VertexWinderosa Cast Big Bore Piston Kit Fits Yamaha - 85 cc Number:189930 great for nighttime emergencies

great for nighttime emergencies

Total 360° protection from most cuts and scratches

Excellent transmission and wet clutch performance

Internal Dimensions: 52" L x 4-3/4" W x 9-1/4" H

Provides rider protection

VertexWinderosa Cast Big Bore Piston Kit Fits Yamaha - 85 cc Number:189930 great for nighttime emergenciesCast 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