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Supercharging. Good or bad?

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Old Nov 21, 2000 | 08:30 PM
  #1  
FormulaGod's Avatar
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Joined: Oct 2000
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From: Ct. USA
Supercharging. Good or bad?

look, i know most of you are gonna say "go for it", but i would like to take some major thinking before i plunk down cash and time. I have a FULLY MODDED 355 TPI 4-bolt w/Trick Flow heads, cam, intake, yada, yada. The WHOLE works, even forged pistons w/9.25:1 compression. What do you guys think? Tell me your stories, good and bad. Thanks guys...

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"Ever notice how imports sound like weedwackers"
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Old Nov 21, 2000 | 09:33 PM
  #2  
maniacc's Avatar
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Joined: May 2000
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From: westland, mi
I would think that with a good fuel system and some computer work and 16# boost....you would have one he11 of a ride....

later,

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MÅN¡ÅÇ ©
88 IROC 5.7L,edelbrock TES,random tech cat,borla exhaust,chip,sfc,accel wires,airfoil,k&n's,ETC..
and soon to be supercharged
http://maniac.megamania.com
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Old Nov 22, 2000 | 01:10 AM
  #3  
ZZ3Astro's Avatar
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Joined: Jul 1999
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From: Panama City FL
Car: 87 Iroc
Engine: Turbocharged 5.7 Pro-Fl-XT
Transmission: 700R4 for moment
Axle/Gears: 3.25 9 inch
I had (have actually) a similar setup to yours.. zz3 with afr heads (approx 9.3:1 compression), etc and I ran across a roots 142 blower. Anxious to try it out, I neglected to check and limit my timing advance. I ended up breaking a ring land on one piston on the second day! However, my mistake aside, I was astounded at the increase in power (especially mid range torque).. And I was only getting about 4 or 5 pounds of boost due to my cam profile (a 110 lobe seperation).. With a cam change I could have seen 8 ot 10 pounds. You won't regret boosting as long as you're careful with tuning... You should be able to run at least 12-14 psi intercooled into that 9.2:1 engine without any problems.

steve
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