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Fuel Pressure: Specifications

WARNING: This page is about a different car, the 2004 Dodge Pickup and 2004 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

Fuel system pressure for the gasoline engines is 56-60 psi (386-414 kPa). For 5.9L diesel, see DIESEL FUEL PUMP PERFORMANCE SPECIFICATIONS .

DIESEL FUEL PUMP PERFORMANCE SPECIFICATIONS

Application (1) Pressure - psi (kPa)
Electric Fuel Transfer (Lift) Pump Minimum 9.5 (65.5)
Fuel Pump/Gear Pump 80-180 (551.5-1241)
High Pressure Fuel Injection Pump 9151-23, 200 (63109.8-160, 000)
(1) The fuel system consist of several components. The fuel is drawn from the tank, by the lift pump, then into the gear pump, to the high pressure pump, into the fuel rail, then into the fuel injectors.
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