As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OWNER REPORTED ENGINE APPEARED DOWN ON POWER. MAG CHECK AND COMPRESSION GOOD. CHECKED MAG TIMING AND FOUND LEFT MAG ADVANCED 32 DEGREES, FACTORY TIMING IS 22. WITNESS PUTTY STILL ON MAG BASE FROM FACTORY. REMOVED MAG FOR INTERNAL INSPECTION. FOUND POINTS AND FOLLOWER WORN OUT, DISTRIBUTOR AND GEAR ASSY BURNT UP FROM ARCING. THIS MAG SHOULD NOT HAVE BEEN WORKING, IT WAS BURNED UP. OWNER STATED THE OTHER MAG WAS REPLACED RECENTLY FOR THE SAME PROBLEM.