HONDA
KAWASAKI
SUZUKI
KTM
YAMAHA
2005-2008 YZ 450F/WR 450F          
  • Machined from 2618 T6 high tensile forged aluminum

  • Dome/Dish features smooth flowing radii and require no deburring or preparation

  • JE designs are specifically engineered for extreme applications including professional competition

  • Pins, pin fitment, lock and rings included
    		•
    Std Bore: 95mm
    Disp. Bore Size Over Size Piston Kit # Comp Ratio Gram Weight Skirt Style Ring # Pin # Lock # Gasket # Sleeve #
    449cc 95mm STD 247625 12.8:1 272g FSR XS9500 708-2050-14-52C 708-050-MW OEM Deglaze Only
    449cc 95mm STD 247626 13.5:1 276g FSR XS9500 708-2050-14-52C 708-050-MW OEM Deglaze Only
    468cc 97mm +2mm 247627 13:1 284g FSR XS9700 708-2050-14-52C 708-050-MW JC3064 Bore & Replate
    478cc 98mm +3mm 247942 13:1 288g FSR XS9800 708-2050-14-52C 708-050-MW JC3068 Bore & Replate
    498cc 100mm +5mm 262519 12.5:1 315g FSR XS10000 708-2050-16-93C 708-050-MW CALL Sleeve

    PRO Series - 3 Ring
    Std Bore    : 95mm
    Disp. Bore Size Over Size Piston Kit # Comp Ratio Gram Weight Skirt Style Ring # Pin # Lock # Gasket # Sleeve #
    449cc 95mm STD 274183 12.8:1 250g FSR XS9500 708-2050-16-93C 708-050-MW OEM Deglaze Only
    449cc 95mm STD 274184 13.5:1 254g FSR XS9500 708-2050-16-93C 708-050-MW OEM Deglaze Only

    PRO Series
    Std Bore    : 95mm
    Disp. Bore Size Over Size Piston Kit # Comp Ratio Gram Weight Skirt Style Ring # Pin # Lock # Gasket # Sleeve #
    449cc 95mm STD 261544 12.8:1 246 FSR ZS9500 708-2050-16-93C 708-050-MW OEM Deglaze Only
    449cc 95mm STD 261545 13.5:1 248 FSR ZS9500 708-2050-16-93C 708-050-MW OEM Deglaze Only


    - Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.

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