As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, ENGINE LOST POWER. AIRCRAFT MADE EMERGENCY LANDING. NR 2 PISTON HAD HOLE THROUGH SIDE IN RING LAND AREA. NOSE SEAL DISLODGED, ALL OIL LOST OVERBOARD. CRANKSHAFT BEARINGS OVERHEATED. BAD MAG DROP REPAIRED BY CLEANING PLUGS PRIOR TO FLIGHT.