Jims Machine JM-975 Engine Rotator Socket Tool for use on Twin Cam 07-17/Milwaukee-Eight Touring 17-Up/Softail 18-UpDescription for JIMS Flywheel Holder Rotator Tool Use this tool to rotate the flywheel with engine still in frame or mounted in a stand Helps with pushrod adjustments, for checking piston or valve clearances or to hold flywheel assembly from rotating when torque is applied to the cam drive sprockets bolts on Twin Cam or pinion shaft nut on single cam models Product Specs for JIMS Flywheel Holder Rotator Tool Manufacturer Part Number: 975 Sold in