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Fuel injector swap in an 88 TPI

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Old Mar 5, 2008 | 05:35 PM
  #1  
Thrill2's Avatar
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Fuel injector swap in an 88 TPI

I have an 1988 I-roc 5.0 TPI (stock exept filters and exhaust)
The car idles irratic and ive checked everything, Last year my bike was doing the same thing until i changed the jets in the carbs and now it runs fine,
Unfortuanality I have to run E85 due to the damn state of MA, and it dident start acting up until E85 came out (corn gas) I was told i have to run double sized injectors like 40lbs, is this right? and if i have to does anyone know where to get the chip reprogrammed mabie a chevy dealer, so it can handle the larger injectors?
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Old Mar 14, 2008 | 07:38 PM
  #2  
CRUSHER's Avatar
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Joined: Apr 2002
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From: Toronto
Car: 88 Iroc
Engine: 350(300hp G.M crate, supercharged)
Transmission: 700R4
Re: Fuel injector swap in an 88 TPI

Could be a number of things....Check your TPS make sure it is at .54V....Clean and reset your IAC(Idle Air Control)....Lots of threads on how to do this ..I had that problem a while back cleaned the IAC passage in the throttle body and reset the IAC and that did the trick...Plus I burned a new chip
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