What was found
CAN- OIL PRESSURE WAS FLUCTUATING ON START. PRESSURE RELIEF VALVE WAS INSPECTED & FOUND TWO PIECES OF 3/8 TO 1/2 INCH RUBBER (FROM THE OIL FILTER) WAS FOUND IN THE BAY & SEAT AREA. OIL FILTER REMOVED FOR INSPECTION, WAS SHOWING EVIDENCE OF RUBBER PART DETERIORATION. AIRWOLF OIL FILTER SYSTEM STC SH1252ME REMOVED & ORIGINAL OIL SCREEN & HOUSING WAS INSTALLED ON THE ENGINE.