WOSSNER

Pstn Kit Yamaha Yz250f Standard A

Part # 0910-6138

• —Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication
• —Lightweight piston with a tight piston wall clearance for a quieter running engine
• —Skirt coated for reduced friction and improved break in performance
• —Ring land treatment for improved ring seal and oil control
• —Double bridged forging design where noted
• —Kit includes piston, rings, wrist pin and pin locks