T O P I C R E V I E W
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Mr.10psi
Member # 11062
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posted
Does anyone know what the stock fuel pressure on a 2004 mustang gt is? I am using an external gauge and am registering only 28 psi. Thanks cafords
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SLOWSN95
Member # 8269
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posted
Pretty sure it should be 39lbs across the board. Somebody correct me if I'm wrong.
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SwEeT03Gt
Member # 10283
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posted
depending on vac, the pressure should fluctuate between 27 and 39.
formula is 39-(vac/2)= rail pressure
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Mr.10psi
Member # 11062
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posted
quote: Originally posted by SwEeT03Gt: depending on vac, the pressure should fluctuate between 27 and 39.
formula is 39-(vac/2)= rail pressure
wow, thats a wide range. I am talking idle fuel pressure with vacuum hooked up.
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BTLD GT
Member # 5229
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posted
there is not a set idle pressure due to the fact of the returnless style fuel system. the pressure is regulated by the fuel pump driver module. what issues are u experiencing?
daniel
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