lift pump 1998.5 pressure?
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Joined: Jan 2007
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lift pump 1998.5 pressure?
I have a 98.5 24v diesel with 177k miles. The fuel pressure gauge reads 7-8 at all times. I think it's the original lift pump. Minor upgrades 315 hp/670 ft lbs, not sluggish. gauge reads 0-15. do I need more pressure. Thanks