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Old 10-04-2005   #3
Outlaw1
Resident Redneck
 
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Join Date: Jul 2005
Location: Corpus Christi, Texas
Posts: 415
Re: Fuel Pump requirements and engine maxed?

Quote:
Originally Posted by rk4g63
My goal is about 300 whp, perhaps something in the late 12s, max boost intended is 18-20 psi.

Stock 1G AWD with following existing mods -
Big 16g
Evo 3 Manif
2.5 exhaust setup (homemade, not SS)

Intended mods -
650 cc FIC
2G MAF
SAFC 2
Rewire the fuel pump

Q1 - Can I get away with the stock Fuel Pump, but rewired? I'm trying to avoid fuel cut at 18 - 20 psi.
Q2 - At max 18-20 psi boost, will the stock engine (7 bolt 1G) take it, or am I pushing reliability of the engine? I drive pretty hard.
A1 - For $75 it's not worth going lean and blowing up the engine. Buy a new pump.
A2 - Running lean/knocking will kill your engine before crank walk if you run 18-20psi without a decent tune.
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'07 Z06 Black/Black 2LZ
Headers, CAI, Tuning, 160 T-stat & 125hp dry N2O kit.

10.48 @ 136.86 w/1.65 60'
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