Fuel pressure regulator
Thread Starter
Newbie
Joined: Jun 2010
Posts: 3
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From: Oregon
Year: 1990
Model: Cherokee
Engine: 4.0
Fuel pressure regulator
Ive already gotten some great tips and I thank you all. Can anyone give me the correct operating fuel pressure at the valve near the regulator on our 90 Cherokee 4.0. Thank you.
Junior Member
Joined: May 2010
Posts: 79
Likes: 0
Model: Cherokee
31 psi with the vacuum attached to the regulator 39 psi with the line detached. Is from Haynes hope this helps.
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