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258 valve issues

258 valve issues

wolfclan

Jeeper
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Location
Charleston SC
Vehicle(s)
86 CJ7 258 AMC20(for now) 5spd mostly factory.....but hey, I've only had it for 3 months!
If oil pressure went suddenly, you might have spun a crankshaft or rod bearing.

Clattering and knocking sounds like a 4.0 transplant is in order.

If the bearing spins, you lose all top end oil pressure.
 

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