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    Wossner 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
    • Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
    • All pistons include piston, ring, wrist pin and pin locks
    • Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
    • Made in Germany

    Specifications

    • Piston Size: 94.96mm
    • Oversize: Standard
    • Wossner Compression: 13.00:1
    • OEM Compression: 12.50:1
    • Number of Rings: 2
    • Replacement Rings: RIK95.00
    • Replacement Wrist Pin: WP053
    • Replacement Circlip: CW18

    NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.

    Sale

    Wossner Piston Yamaha YZ450F 03-04 / WR450F 03-11 (Pro) (Hi-Comp)

    by Wossner
    SKU: WO8570DA
    Regular price $274.99 $261.99 5% off
    Unit price
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    Wossner 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
    • Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
    • All pistons include piston, ring, wrist pin and pin locks
    • Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
    • Made in Germany

    Specifications

    • Piston Size: 94.96mm
    • Oversize: Standard
    • Wossner Compression: 13.00:1
    • OEM Compression: 12.50:1
    • Number of Rings: 2
    • Replacement Rings: RIK95.00
    • Replacement Wrist Pin: WP053
    • Replacement Circlip: CW18

    NOTE: Wossner Piston Kits include the Piston, Wrist Pin, Circlips & Rings, Needle Bearings are not included.