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rear main oil seal

  1. C

    Oil leak only when parked

    As the title states, I have a 94 exploder with an oil leak that only leaks when the truck is parked amd I'm losing about a quart every 1k miles. It's from the bell housing area, and I know it only leaks when parked because the exaust and transmission crossmember is oil free, but the oil is...
  2. Brian1

    How To: 4.0 OHV Rear Main Oil Seal Replacement The Right Way

    The rear main oil seal on the 4.0L OHV engines are notorious for leaking. It is claimed that the crankshaft surface is too polished and the normal oil seal lip can not retain the oil on the polished surface. I had mine replaced by a shop the last time I had my clutch replaced and it started...
    • Brian1
    • Thread
    • f5tz-6701-a otc 7834 rear main oil seal
    • Replies: 1
    • Forum: Under the Hood
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