What was found
ENGINE WOULD NOT RUN WHEN RIGHT MAGNETO SELECTED. INSPECTION REVEALED TEETH ON DISTRIBUTOR GEAR (PLASTIC) HAD SHEARED OFF. GEAR DID APPEAR TO BE YELLOWED FROM AGE AS IF IT HAD NOT BEEN REPLACED AT LAST OVERHAUL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ENGINE WOULD NOT RUN WHEN RIGHT MAGNETO SELECTED. INSPECTION REVEALED TEETH ON DISTRIBUTOR GEAR (PLASTIC) HAD SHEARED OFF. GEAR DID APPEAR TO BE YELLOWED FROM AGE AS IF IT HAD NOT BEEN REPLACED AT LAST OVERHAUL.