ls1 and tbi
Supreme Member
Joined: May 2004
Posts: 2,924
Likes: 1
From: Kingston, Tn
Car: 1987 GTA
Engine: LT1
Transmission: T56
Axle/Gears: 9 bolt 3.70 posi
The only way is if somebody had come up with a system to put TBI on an LS1 so the LS1 computer would only fire 2 injectors. The TBI would be less efficent than the Port fuel injection and have RPM limits, thus the main reason GM went with the Port injection on the 99+ trucks with the LS based motors.
Originally Posted by jase
I was wondering about the hot rod issue and thought about what it would take to make the tbi work.This is a serious idea and I would like some postive feedback.
The real question is, why would you want to leave MPFI, to go to TBI? Its a step down.
Senior Member
Joined: Aug 1999
Posts: 950
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From: This spot right here --->*
Car: 2002 SOM z28
Engine: LS1
Transmission: T-56
Originally Posted by ljnowell
The real question is, why would you want to leave MPFI, to go to TBI? Its a step down.
Step? That's the friggin Grand Canyon!
Joined: Jul 1999
Posts: 1,272
Likes: 2
From: Muskego, WI
Car: 1985 Trans Am
Engine: 350
Transmission: T5
Axle/Gears: 3.70
I would suggest contacting Black Echo at http://www.goingfaster.com/spo/spo_t...y_central.html
If theres anyone who knows about anything about TBI it's this tool, I mean guy.
If theres anyone who knows about anything about TBI it's this tool, I mean guy.
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Joined: Sep 2005
Posts: 27,996
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Car: Yes
Engine: Usually
Transmission: Sometimes
Axle/Gears: Behind me somewhere
well I have tbi for starters
Originally Posted by jase
well the Holley pro injection isn't a bad system.I was just thinking of that on a LS1.
I happen to like tbi and for alot of reasons.I am familar with it and it is pretty simple to work on.tpi or multi port probbaly is for some one who is familar with it.Just like a 350 vs 351.Want ever floats your boat.May not cost too much anyways.It is all part of hot rodding.
Junior Member
Joined: Jan 2004
Posts: 31
Likes: 0
From: Texas
Car: 1991 Camaro RS
Engine: 350 TBI .60 over w/ forged pistons,
Transmission: 700-R4 custom built
I know where you are coming from, but as a fellow fan of tbi I should admit to you that you would probably spend countless hours tuning a chip to run the 454 injectors that you would undoubtedly be forced to used in order to aquire the necissary ammount of fuel. But if you can afford the time and money I say go for it!
I'd like to see it anyway.
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