383 tpi
383 tpi
iv just recently purchased a 383 out of yearone and i really would like to put some kind of tpi system on the engine but heard the stock one will starve the engine and i wont get the full hp out of the engine.so im planning on buying a aftermarket tpi system or that system from lingenfelter(spelling)but would like to hear from u guys to see what u think.
thanx for ur time
thanx for ur time
Supreme Member
Joined: Jan 2003
Posts: 1,931
Likes: 1
From: Ontario, Canada
Car: 1989 IROC-Z
Engine: 5.7L EFI LTR setup
Transmission: T-5 World Class
there is a guy here Hawks-TDZ I think is the addy . He got 274 hp ..with over 400 ft/lbs of tq . Runnnig a stock TPI and AFR 190 w/ 74 cc chambers. It will be a stup puller running TPI . If you arent all about the 1/4 mile. Use TPI. it produces power at lower levals . I have read on here that a stroked motor like to operate at lower rpms . SO I say just use an intake that reflects that. But there are others whome of done otherwise ...with good results aswell .
Are emissions an issue for you ? Why do you want the TPI . Are you bent on the optimal 1/4 mile setup ....or do you like a car that is good for throwing people back in there seats when you show it off to them .
These are some questions you need to ask yourself.
Are emissions an issue for you ? Why do you want the TPI . Are you bent on the optimal 1/4 mile setup ....or do you like a car that is good for throwing people back in there seats when you show it off to them .
These are some questions you need to ask yourself.
in the process of getting my 700r4 rebuilt and i got the cranfield alum heads and i dont no what gears and cam yet..either 3.42 or 3.73 gears.and for now prolly just keep the original cam that came with the engine.yea i live in pa so emissions is an issue but my uncle works at a garage so i can prolly get away with it.and YES i want to throw people back in there seats when there in the car hehe.id like to be running a respectable 1/4 mile time
Supreme Member
Joined: Jan 2003
Posts: 1,931
Likes: 1
From: Ontario, Canada
Car: 1989 IROC-Z
Engine: 5.7L EFI LTR setup
Transmission: T-5 World Class
well TPI is a very good light to light burner .....that will definatley snap back the heads fo your passengers. If you go with a short runner intake . It will pull ...and pull . TPI ( stock ) stops yanking you at around the 4800 rpm mark . I had an aftermarket edlebrock setup ported ....to raise this limit. Emissions is an issue ....so you got the bigger TPI ...or SuperRam. I am not sure if the 1st injection unit is emission friendly or not ( EGR ) .
With the stock cam. I would just get a bigger TPI unit ...kinda like what I am running. But this is just a preferance ...
Gears ...go with the 3.42's with the 700R4.... you will run outta topend in a hurry runnngi the 3.73's . I got them now on a 5 speed and , my first gear is pretty darn short.
With the stock cam. I would just get a bigger TPI unit ...kinda like what I am running. But this is just a preferance ...
Gears ...go with the 3.42's with the 700R4.... you will run outta topend in a hurry runnngi the 3.73's . I got them now on a 5 speed and , my first gear is pretty darn short.
yea i see alot of people running the superram..i dunno if u get super chevy magazine but i no they put a differnt tpi on there 3rd gen it was made by holley i forget what it was .also how much clearence do i need for the superram.it fit under stock hoods>?
sorry for all the questions i just like to learn whats the best setup before i go out and buy something and it not suit me...btw thanx for the quick replies
i think that holley system i was talking about is the stealthram not sure tho....
sorry for all the questions i just like to learn whats the best setup before i go out and buy something and it not suit me...btw thanx for the quick replies
i think that holley system i was talking about is the stealthram not sure tho....
Last edited by jt38385; Apr 11, 2005 at 10:58 PM.
Joined: Jun 2003
Posts: 5,028
Likes: 78
From: Desert
Car: 1991 Z28 Vert
Engine: 383 single plane efi
Transmission: T-56
Axle/Gears: 8.8 with 3.73s
Please do a search. It is called the Holley Stealth ram. There is also the LT1 intake conversion, mini-ram, ram-jet, Super ram, TPI, and converted carb intakes.
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iTrader: (2)
Joined: Jul 2003
Posts: 3,205
Likes: 0
From: Dallas, TX area
Car: 91 Formula WS6 (Black, T-Tops)
Engine: 383 MiniRam (529 HP, 519 TQ - DD2K)
Transmission: Built '97 T56, Pro 5.0, CF-DF
Axle/Gears: 4.11 posi Ford 9"
The Super Ram is emissions legal and has the CARB numbers/stickers to prove it.
The Holley Stealth Ram does not.
That's why I went with the SuperRam on my 383 since Dallas tests as well. If you've got a "contact", that may not be a problem for you.
I wanted to stay emissions legal if I could, and I am (high flow dual cats, the A.I.R, etc.)
The Holley Stealth Ram does not.
That's why I went with the SuperRam on my 383 since Dallas tests as well. If you've got a "contact", that may not be a problem for you.
I wanted to stay emissions legal if I could, and I am (high flow dual cats, the A.I.R, etc.)
Originally posted by jt38385
in the process of getting my 700r4 rebuilt and i got the cranfield alum heads and i dont no what gears and cam yet..either 3.42 or 3.73 gears.and for now prolly just keep the original cam that came with the engine.yea i live in pa so emissions is an issue but my uncle works at a garage so i can prolly get away with it.and YES i want to throw people back in there seats when there in the car hehe.id like to be running a respectable 1/4 mile time
in the process of getting my 700r4 rebuilt and i got the cranfield alum heads and i dont no what gears and cam yet..either 3.42 or 3.73 gears.and for now prolly just keep the original cam that came with the engine.yea i live in pa so emissions is an issue but my uncle works at a garage so i can prolly get away with it.and YES i want to throw people back in there seats when there in the car hehe.id like to be running a respectable 1/4 mile time
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