Yamaha YFZ 450 (2004-2009 2012-2013) 

 Wiseco Piston with Cylinder and Top End Gaskets

Piston # 4835M09500 95mm Ratio 13:1 (2004-2005) 12.4:1 (2006-2013)

All Wiseco Pistons are Forged from high silicon, low expansion aluminum alloy which offers superior strength, reduced weight, improved heat transfer and longer life.

  • Forged reinforced dome features waffle design for improved heat transfer and additional strength.
  • CNC computerized high-speed Diamond Turning Centers hold exact tolerances with no size variations.
  • Closer wrist pin boss spacing eliminates wrist pin flex
  •  Cylinder (95mm)

    This listing is for a brand new in original packaging STD Bore Cylinder

    • Virtually identical in appearance to stock
    • Nickel Silicon Carbide plated for long life
    • Honed to exact size for easy piston installation

    Need different compression, we can check availability and price. Also, we can put kits together with JE, Namura, ProX pistons and other parts such as cams, cylinders, cam chains, valves etc. Just send us inquiry and again we can check availability and price.

    Note: Standard picture shown and actual parts may vary from picture.

    Ships out as soon as payment is received.

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