Fuel Pressure Specifications for G3500 1 Ton Van V8-350 57L VIN E 2-bbl
Fuel Pressure: Specifications
FUEL SYSTEM SPECIFICATIONS
Pressure
Light Duty ................................................................................................................................................................................................ 5.5 - 7.0 psi
Heavy Duty .............................................................................................................................................................................................. 7.5 - 9.0 psi
(with vapor return hose pinched off)
Volume ................................................................................................................................................................................. 1 pint or more in 30 seconds
Vacuum .................................................................................................................................................................................................. at least 15 in HG
