fuel pressure!!
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On Probation
iTrader: (9)
Joined: Feb 2005
Posts: 2,042
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
fuel pressure!!
what is the stock fuel psi on the l98 tpi? what do u guys recommend on a semi built engine as usual headers, mild cam, 24 lbs injectors, granetelli fuel pump, better air induction system, bbk 52 mm, and jet chip. i have a adjustable bbk fuel pressure regulator layign around what do u guys suggest?
Junior Member
Joined: Aug 2004
Posts: 35
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From: Bridgeview, IL
Car: '89 iroc
Engine: 350
Transmission: th-350
i got almost the same mods minus the 24lb injectors, i have stock and mine is at 52psi w/ vaccum off. Made a big difference WOT top end, from 4k until redline.
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Joined: Sep 2001
Posts: 643
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From: Mechanicsburg,Pa usa
Car: 92'Camaro RS
Engine: a loud one
Transmission: bolted to the engine
I think whtt he is saying is he set it at 52 w/ the vacuum line disconnected, then pluged it back in.
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