Fits 2006-2007 KX 450F.This kit is for you cheaters in the group. Don't worry, we won't tell your buddies. If you are always 1 corner behind or can't stand it when you're not out front, look at installing the 470 kit from Carl's Performance.
Kit includes our big bore cylinder, new piston kit and top end gasket kit.
Price listed is with approved cylinder exchange.
For more detailed information, contact our Performance Department at performance@carlscycle.com.