Wossner Piston Yamaha YZ250F 01-04 / WR250F 01-04 (Pro) (Hi-Comp) size:Piston B (+0.01mm) Weight: 4300 gr / 9

Weight: 4300 gr / 9

Wire Length: 500mm

Provide ample clearance for knurling and reaming valve guides

Height: 3in (76mm)

Replacement rivet tip

Wossner Piston Yamaha YZ250F 01-04 / WR250F 01-04 (Pro) (Hi-Comp) size:Piston B (+0.01mm) Weight: 4300 gr / 9Wossner is Germany's finest aftermarket forged piston and rod manufacturer and have over 25 years of experience in the high performance racing industry. Top European racers and FIM World Champions rely on Wossner for only the best pistons, rods and customer service. Features In house designed and manufactured; all forgings are produced in Wossner's company owned forging operation 4 stroke pistons are made using a double bridged forging design