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YZ450F 2010-2013 PRO SERIES

  • 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
YZ450F 2010-2013 PRO SERIES 3-Ring
Std Bore: 97mm
Piston
Kit #
Disp. Bore
Size
Over
Size
Comp
Ratio
Gram
Wt (g)
Skirt
Style
Ring # Pin # Lock # Gasket # Sleeve # Footnote
291507 449cc 97mm STD 12.8:1 268 FSR XS9700 708-2050-16-93C 708-050-MW OEM Deglaze Only
291508 449cc 97mm STD 13.5:1 273 FSR XS9700 708-2050-16-93C 708-050-MW OEM Deglaze Only
291509 449cc 97mm STD 14.0:1 275 FSR XS9700 708-2050-16-93C 708-050-MW OEM Deglaze Only


YZ450F 2010-2013 PRO SERIES 2-Ring
Std Bore: 97mm
Piston
Kit #
Disp. Bore
Size
Over
Size
Comp
Ratio
Gram
Wt (g)
Skirt
Style
Ring # Pin # Lock # Gasket # Sleeve # Footnote
291510 449cc 97mm STD 12.8:1 260 FSR ZS9700 708-2050-16-93C 708-050-MW OEM Deglaze Only
291511 449cc 97mm STD 13.5:1 267 FSR ZS9700 708-2050-16-93C 708-050-MW OEM Deglaze Only
291512 449cc 97mm STD 14.0:1 268 FSR ZS9700 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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