1988 isuzu

1988 ISUZU TROOPER
200,000 MILES
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BSTUPASKY
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what would cause high oil pressure on a 1988 isuzu 2.6 liter 5 speed
Dec 15, 2010 at 10:46 PM
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MHPAUTOS
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Normally a stuck or sticky oil pressure relief valve in the oil pump.

Mark (mhpautos)
Dec 16, 2010 at 9:40 PM
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BSTUPASKY
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would that be external of the pump or internal
Dec 16, 2010 at 11:16 PM
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MHPAUTOS
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Mitchell 1 does not specify this, normally it is, i will see what i can find out for you.

mark (mhpautos)
Dec 17, 2010 at 1:28 AM