Kibblewhite Precision 80-82000 Top End Service Kit

The piston, rings, valves and pin clips in this kit are designed to work together as a system. They are NOT COMPATIBLE with O.E.M. components and should ONLY be used with the components in this KPMI Top End Service Kit..

These kits give your bike a performance boost. Kits include all necessary parts for a complete top end service/ rebuild: pistons, piston rings, piston pins, gaskets, valves and valve springs. Pistons fully machined from 2618 aluminum alloy with a performance skirt coating. Black Diamond or White Diamond engine valves (depending on application). Lightweight racing valve springs kit with titanium valve spring retainers, dual springs and H.T. steel base washers (springs are suitable for use with high-performance cams). All necessary gaskets, seals and O-rings included. Sold as a complete kit.

Vehicle Fitment:

2007-2009 Yamaha WR450F
2011-2015 Yamaha WR450F
2006-2009 Yamaha YZ450F