As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OWNER REPORTED EXCESSIVE BLOW-BY. COMPRESSION CHECK NR 2 - 52/80 AND NR 4 - 50/80. EXHAUST VALVES LEAKING. PISTONS HEAVY WITH CARBON BUILD-UP. EXHAUST GUIDES WORN BEYOND TCM LIMITS. SUBMITTER STATES THIS IS 4 OUT 10 CYLINDERS INSTALLED, ALL WITH LESS THAN 100 HOURS SINCE NEW.