Mechanics

F150 OIL PRESSURE

1990 Ford F-150

Engine Mechanical problem
1990 Ford F150 V8 Four Wheel Drive Manual 170247 miles

oil pressure is good when cold. After warm pressure will drop if rpm under 1200
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Jeffkoch
March 6, 2009.




Try different viscosity oil, try going with a thicker kind.

If that isnt it thread in a oil pressure check guage and then check the oil pressure. A good rule of thumb is 10 psi per 1000 rpms.

Blackop555
Mar 8, 2009.


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