O.S. ENGINES SPEED FLYWHEEL KEY

A 2-in-1 tool for fast clutch clearance measurements — and easier flywheel work!

Head “locks” 2-4-pin flywheels in place for easy removal/installation of flywheel nut.

Handle offers an easy way to measure/set clutch clearances on .12-.30 engines. Just push the clutch nut through the center hole and slide sideways until resistance is felt.

CNC-machined, anodized aluminum construction.