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Wiseco Piston Kit:

Piston is new, rings are opened but are new as well SAVE $$$$

  • Innovative forging design provides maximum horsepower 
  • Durability, longevity and increased torque
  • Authorized dealer
  • Fast Shipping


    • Part: Wiseco Piston Kit
    Make: Polaris
    Model: 300 2x4 4x4
    Year: 1994-2000
    Wiseco Part Number: 721M07450
    Bore Size: 74.5mm
    Notes: Pro-Lite

    Product Information:
    -Lightweight forging for instant throttle responce and maximum torque.
    -Computer engineered piston skirt profiles minimal cylinder wall friction.
    -Anti-detonation grooves and new ring land diameter eliminates ring blow-by while maximizing engine performance.
    -Piston kit includes 1 - Piston, 1 - Ring Set,  1 - Wristpin, and 1 - Circlip Set unless otherwise noted in the "Notes:" above.
    -Oversize kits require cylinder boring or sleeving.
    -Top end bearing not included in kit.