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2004
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Optima EX, 2.4 6
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Fuel System
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Fuel Pressure Specification
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Specifications
Fuel Pressure Specification: Specifications
FUEL PRESSURE SPECIFICATIONS
Application
psi (kPa)
Fuel Line Pressure
(1)
(2)
Regulator Vacuum Connected
38 (270)
Regulator Vacuum Disconnected
47-50 (330-350)
(1)
With pressure gauge connected to main fuel line with adapter.
(2)
Engine at idle.