Feuling Crankshaft Runout Measuring Tool For Harley Features: Designed to simplify and speed the process of checking the crankshaft run out on both Twin Cam and EVO model engines with the crankshaft installed Mounts to the cam chest side of the engine case using the designated mounting holes of the tool combined with the handled thumb screws and the case cam cover bolt holes Gives quick and accurate readings of the engines crank pinion shaft run out Tool includes: tool plate, +/-0.001 dial indicator, thumb screws & hardware.