15 LBS. at idle, and at least 40 LBS. at 3000 RPMS.
The 1974 Chevy truck has a mechanical fuel pump with a built in pressure regulator.
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It controls / regulates the fuel pressure.
That depends on what engine it has.
The chevy truck is not the best gallon per mile truck when compared to the Ford F150. The Chevy has a city cruise range of 364.00 miles and a highway cruise range of 494.00 miles, where the Ford has a city range of 390.00 miles and a highway range of 546.00 miles.
It is in the throttle body.
Engine oil pressure, cooling system pressure, ac pressure, fuel pressure?
The fuel pump is kaput.
Need engine size.
use a pressure guage hooked to the scrader port on the fuel line.
Fuel rail pressure sensor fault. Most usually an out of range fault caused by a plugged fuel filter, bad fuel pump or faulty sensor. (In that order)
9 to 13 LBS. No more and no less.