Operation CHARM
: Car repair manuals for everyone.
Home
>>
Chevy Truck
>>
1990
>>
V 20 P/U 4WD V8-454 7.4L
>>
Repair and Diagnosis
>>
Specifications
>>
Pressure, Vacuum and Temperature Specifications
>>
Engine Lubrication
>>
Engine Oil Pressure
Engine Oil Pressure
Normal Oil Pressure
40-60 at 2000 Pound Per Square Inch At RPM (psi @ rpm)