J.E. Pistons 247957 FSR Piston Kit - Standard Bore 95.00mm, 12.5:1 Compression

Bore: 95.00mm
Compression: 12.5:1 Compression
Sizing: Standard Bore

From Daytona to Bonneville, JE Pistons continues to set the standards in street bike piston design. JE has recorded wins at Daytona with American Hondas CBR600RR, low ETs on the drag strip and land speed records at Bonneville. Machined from 2618-T6 high tensile forged aluminum. Dome/ dish features smooth flowing radii; require no deburring or preparation. JE designs are specifically engineered for extreme applications including professional competition. Pins, pin fitment, lock and rings included. Made in the U.S.A..

Vehicle Fitment:

2006-2009 Yamaha YFZ450
2012-2013 Yamaha YFZ450
2006-2007 Yamaha YFZ450 Bill Balance Edition
2007-2008 Yamaha YFZ450 SE
2009-2020 Yamaha YFZ450R
2009-2019 Yamaha YFZ450R SE
2010-2011 Yamaha YFZ450X
2010 Yamaha YFZ450X Bill Balance
2011 Yamaha YFZ450X SE