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fuel system questions

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Old 08-01-2007, 11:44 PM
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cavitation??? would that be the sucking of too low of fuel level and it dumping back in so you get a hickup type thing going on?
Old 08-01-2007, 11:47 PM
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Yeah, Slowhawk helped me out a great deal with adapting the lines -- gave me some napa part numbers

https://www.performancetrucks.net/fo...d.php?t=373066

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Old 08-01-2007, 11:50 PM
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Originally Posted by Quik
cavitation??? would that be the sucking of too low of fuel level and it dumping back in so you get a hickup type thing going on?

Yeah you actually suck air from the tank with one of the pumps. The fix is to run with 3/8s of a tank (or where ever your bucket mod puts the cavitation point).
Old 08-02-2007, 06:13 PM
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Hey erik, when you say cavitation your just talking about sucking air into the pump or losing suction cuz your tank level is too low right? I have a different definition/understanding of cavitation and if your pump's cavitating I would suggest getting it out of there asap, especially if it's in the fuel tank.
Old 08-02-2007, 06:53 PM
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quik most are running the fpr on or near the fuel rails
here is my setup should be similar to what you have planned.

btw erik for some reason i though parish upgraded his lines somehwere along the way. but i could be wrong.





you can see how i y'ed the fuel feed to each rail this way it has very even distibution.
Old 08-02-2007, 07:45 PM
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That is sweet! What size return from the regulator?
Old 08-02-2007, 07:47 PM
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-8 feed to the rails and -6 return from the fpr.
Old 08-02-2007, 08:07 PM
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Old 08-02-2007, 11:35 PM
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Originally Posted by Spoolin
Hey erik, when you say cavitation your just talking about sucking air into the pump or losing suction cuz your tank level is too low right? I have a different definition/understanding of cavitation and if your pump's cavitating I would suggest getting it out of there asap, especially if it's in the fuel tank.

Yeah we've been calling it cavitation because it kinda feels like a boat cavitating
Old 08-02-2007, 11:42 PM
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looking good chase and deff gives me an idea on what mine will look like


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