Replaces Yamaha OEM YM-01245 Will NOT Fit: XZ550 XVZ1200/1300 FJ1100/1200 XT250L XT/TT350 Quick Tip: The valve shim tool can be positioned anywhere along the circumference of the valve bucket away from the recess. The tip of the tool is not designed to be inserted into the recess of the valve bucket. The recess is to allow the shim to be pried up when the bucket is depressed. For applications and proper use of this tool please reference your factory Yamaha service manual. Fits: Yamaha XJ650 1980-1983 XJ750R 1981-1983 XS1100 1978-1981 XS750 1977-1979 XS850 1980