Piston Kit - 76.96 Mm - Yamaha 23941B

Piston Kit - 76.96 Mm - Yamaha 23942B Yamaha -- YZ 250 FX -- (2015, 2016); Yamaha -- WR 250 F -- (2016, 2017, 2015); Yamaha -- YZ 250 F -- (2014, 2015)

2 Stoke Pistons:include piston, rings, pin and clipsPiston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance4032 T6 Forged Aluminum...

• 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...

• 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...

2 Stoke Pistons:include piston, rings, pin and clipsPiston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance4032 T6 Forged Aluminum...