As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 4 ENGINE OIL PRESSURE INDICATED + 100 PSI AT TOP OF CLIMB. SECURED ENGINE AT 0325Z, RETURNED TO 22 PSI AT 0345. REPLACED NR 4 OIL PRESSURE TRANSMITTER, NR 4 OIL PRESSURE RELIEF VALVE AND MAIN ENGINE OIL FILTER. RAN NR 4 ENGINE, OIL PRESSURE AT IDLE 41 PSI AND 50 PSI AT POWER. LEAK AND OPS CHECKED GOOD IAW DC-8 MM.