What was found
PISTON SCRAPER RING WAS BROKEN AT ASSEMBLY. PART OF THE BROKEN RING WAS IN THE OIL SUMP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PISTON SCRAPER RING WAS BROKEN AT ASSEMBLY. PART OF THE BROKEN RING WAS IN THE OIL SUMP.