Don’t search through your toolbox for the most convenient tool to turn the Cummins dIesel engine over when servicing the valves. Get this tool which is made specifically for the job.

Insert the Cummins diesel engine barring tool into the flywheel housing to engage the flywheel ring gear. The engine can then be turned by hand using a 1/2-inch drive ratchet or breaker bar.

Designed for Cummins B and C Series engines.

Cummins Diesel Engine Barring Tool - 3824591