As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED A CHIP LIGHT ILLUMINATED DURING APPROACH INTO ONT. BEGAN MONITORING PARAMETERS, AND HEARD A POP. OIL PRESSURE DROPPED FROM 101 TO 94 PSI. A FEW MOMENTS LATER SHE HEARD TO MORE POPS, THEN OIL PRESSURE WENT 0 AND ENGINE SHUT DOWN. PILOT DECLARED AN EMEGENCY AND WAS ABLE TO GLIDE THE AIRCRAFT TO BRACKETT AIRFIELD(KPOC) AND LAND ON RUNWAY.