Name: PISTON KIT BB YZ250F 19-/WR250
SKU: 9106715
Availability: InStock

PISTON KIT BB YZ250F 19-/WR250

Description

Piston Kit (Forged Big Bore)

Pro-BB – Forged piston in original OE form for big bore cylinder

All pistons are heat-treated with a T-5 hardening and tempering cycle

All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life

Forged pistons are forged from 2618 aluminum for superior strength and durability

Big Bore pistons increase engine’s displacement, torque, and peak horsepower

Kits include piston, rings, wrist pin and circlips

Replacement two-stroke piston rings sold individually; four stroke piston rings sold as a set

Piston diameter: 79,6 mm

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