As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THIS ENGINE WAS RECEIVED FOR REPAIR OF METAL IN THE OIL FILTER. NO REFERENCE ON THE ORDER AS BEING RAM CONVERSION. THE ENGINE WAS RECEIVED WITHOUT THE EXHAUST AND TURBOCHARGER SYSTEMS. THESE ARE MAINLY AIRFRAME MOUNTED. THE RAM CONVERSION OF THIS ENGINE INCREASES BOTH THE MAXIMUM POWER OUTPUT AND AUW OF THE AIRCRAFT CAUSED BY FITTING OF THE RAM CAMSHAFT.