ARCTIC CAT
BOMBARDIER
HONDA
KAWASAKI
POLARIS
SUZUKI
YAMAHA
2003-2006 KFX 400          
  • 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: 90mm
    Disp. Bore Size Over Size Piston Kit # Comp Ratio Gram Weight Skirt Style Ring # Pin # Lock # Gasket # Sleeve #
    398cc 90mm STD 180297 12:1 286g Round XC9000 787-2350-11-52C 787-050-MW OEM Deglaze Only
    398cc 90mm STD 208659 13.5:1 288g Round XC9000 787-2350-11-52C 787-050-MW OEM Deglaze Only
    416cc 92mm +2mm 199657 12:1 263g FSR XC9200 787-2050-11-52C 787-050-MW JC7978 Bore & Replate
    434cc 94mm +4mm 183051 12:1 280g FSR XC9400 787-2050-14-52C 787-050-MW JC7979 Bore & Replate
    450cc 95.5mm +5.5mm 243651 13:1 288g FSR JC2801-3760 787-2050-14-52C 787-050-MW JC7963 Bore & Replate

    PRO Series
    Std Bore    : 90mm
    Disp. Bore Size Over Size Piston Kit # Comp Ratio Gram Weight Skirt Style Ring # Pin # Lock # Gasket # Sleeve #
    450cc 95.5mm +5.5mm 261539 13.5:1 NEW FSR ZV9550 787-2050-14-93C 787-050-MW Call Bore & Replate


    - 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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