Fuel Delivery and Air Induction: Specifications

FUEL PUMP PRESSURE (UNREGULATED) 64 - 92 psi (441 - 589 kPa)

FUEL SYSTEM PRESSURE (REGULATED, AT IDLE)
With Vacuum To Pressure Regulator 30 - 37 psi (206 - 255 kPa)
With No Vacuum To Pressure Regulator 38 - 46 psi (265 - 314 kPa)

FUEL SYSTEM RESIDUAL PRESSURE 21 psi (147 kPa) min.

AIR VALVE
Air Valve Operating Range Closed Above 140°F (60°C)