Half-Moon / Woodruff Key – Minarelli AM6

Replacement flywheel key (woodruff key) for the ignition system on Minarelli AM6 engines. This small component ensures the flywheel (pole wheel) is correctly aligned on the crankshaft, which is essential for proper ignition timing.

If the key is damaged or missing, it can lead to misfiring, poor performance, or even no spark.

Dimensions : 3 × 3.7 mm