As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE SHUTDOWN DUE TO LOSS OF OIL PRESSURE AND OIL PRESSURE ILLUMINATING. THE ENGINE WAS REPLACED AFTER IT WAS FOUND THAT THE ENGINE HAD EXCEEDED THE RUN TIME AT LOW OIL PRESSURE. ENGINE HAD HIGH OIL CONSUMPTION AT HIGH ALTITUDES. LABRYNTH SEAL WAS FOUND TO BE BAD. (M)