WSM Piston Kit 50-254-06K Mini 3 Air/Fuel Ratio Meter TPU protection and shock absorbing

TPU protection and shock absorbing padding on the heel and ankles and an ultra-thin and flexible forefoot area for increased sensitivity and control

Tech Soft-Shell jacket with micro fleece lining

Ideal engine part to complete Koso's big bore kit Unique four-valve design increases air flow and performance Provides more power and torque Features a forged piston

All items are pre-assembled for ease of rebuilding

WSM Piston Kit 50-254-06K Mini 3 Air/Fuel Ratio Meter TPU protection and shock absorbingQuality and construction that meet or exceed OEM Feature improved E clip design Kits contain piston, rings, pin and clips Rings available separately