ENGINE
ENGINE OIL FILTER ADAPTER THE ENGINE OIL FILTER ADAPTER (OFA) ON VEHICLES MAY LEAK OIL DUE TO IMPROPERLY TIGHTENED (LOOSE) ENGINE OIL FILTER ADAPTER BOLTS. IMPROPERLY TIGHTENED ENGINE OIL FILTER ADAPTER BOLTS WOULD ALLOW ENGINE OIL TO LEAK PAST ENGINE OIL FILTER ADAPTER RUBBER O-RINGS AND SEALS.