TBI Throttle Body Injection discussion and questions. L03/CFI tech and other performance enhancements.

Without dyno testing...

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Old May 26, 2008 | 03:05 PM
  #1  
RS-Chevy-SS's Avatar
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Car: 1989 Chevy Camaro RS
Engine: L30 TBI 5.0L Vortec
Transmission: 700R4
Axle/Gears: Stock
Without dyno testing...

What kinda horses am i now making with a L03? My mods are listed in my sig...
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Old May 26, 2008 | 03:43 PM
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Re: Without dyno testing...

Maybe 140-150 too the wheels.

I have a lot more stuff done to my car and I only pushed out 146hp on the dyno
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Old May 26, 2008 | 03:53 PM
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RS-Chevy-SS's Avatar
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Car: 1989 Chevy Camaro RS
Engine: L30 TBI 5.0L Vortec
Transmission: 700R4
Axle/Gears: Stock
Re: Without dyno testing...

Originally Posted by Timothayyy
Maybe 140-150 too the wheels.

I have a lot more stuff done to my car and I only pushed out 146hp on the dyno
Damn...Lol not even the stock 170 huh wow haha lots of money for 140 horses lol
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Old May 26, 2008 | 04:08 PM
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

The 170 is at the crank. You still have to factor in drive train losses. Thats why its less, lol.

But yeh I was hoping for like 180-200hp at the rear wheels with the crud I got done... But no, I got 146, lol.
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Old May 26, 2008 | 04:13 PM
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From: California
Car: 1989 Chevy Camaro RS
Engine: L30 TBI 5.0L Vortec
Transmission: 700R4
Axle/Gears: Stock
Re: Without dyno testing...

Originally Posted by Timothayyy
The 170 is at the crank. You still have to factor in drive train losses. Thats why its less, lol.

But yeh I was hoping for like 180-200hp at the rear wheels with the crud I got done... But no, I got 146, lol.
Lol i bet you were pissed haha
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Old May 26, 2008 | 05:26 PM
  #6  
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From: Bremerton, WA
Car: 1992 RS / 1989 RS
Engine: 3.1L MFI / Vortec 383 TBI
Transmission: T5 / LS-T56
Axle/Gears: 3.42 open / 3.73 Eaton posi
Re: Without dyno testing...

Bone stock, mine put 142 to the wheels. After headers and 3" exhaust it got 154 to the wheels. Car runs pretty rich though, when I figure out how to lean it out, might get a little more.
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Old May 26, 2008 | 05:28 PM
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Re: Without dyno testing...

Originally Posted by Timothayyy
The 170 is at the crank. You still have to factor in drive train losses. Thats why its less, lol.

But yeh I was hoping for like 180-200hp at the rear wheels with the crud I got done... But no, I got 146, lol.
Dream on....about 140 RWHP and I am being generous. No big power adders on your list. You just made it run better.
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Old May 26, 2008 | 11:52 PM
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

Originally Posted by DJP87Z28
Dream on....about 140 RWHP and I am being generous. No big power adders on your list. You just made it run better.
Yeah only real performance thing I got is exhaust. And yeh I got the EBL Flash and the reason I did the dyno was to tune the car for my new fuel system, it ran pig rich with the Walbro 255 in it so I had to tune for that.
----------
Originally Posted by Al Hasse
Bone stock, mine put 142 to the wheels. After headers and 3" exhaust it got 154 to the wheels. Car runs pretty rich though, when I figure out how to lean it out, might get a little more.
Lucky.... my afr is spot on and I only made 146, must have just been differences in the dynos. But I should be breaking 250hp at least after im done with my build up. If I dont im just going to get out of the whole car modification thing, lol. Just my supercharger should get me to damn close to 200hp.

Last edited by Timothayyy; May 26, 2008 at 11:55 PM. Reason: Automerged Doublepost
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Old May 28, 2008 | 12:57 PM
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Car: 1988 camaro "SS"/ 1991 305/T5
Engine: 383 LT1 in progress/LT1TBI 355 soon
Transmission: Probuilt 700R4 3600 stall/ T5
Axle/Gears: Moser axles, 3.42 Eaton Posi
Re: Without dyno testing...

People keep IMing me on how much power my car has due to how much crap I have done and honestly I really couldn't tell you. I wish I knew myself.
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Old May 28, 2008 | 01:40 PM
  #10  
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

Originally Posted by robertfrank
People keep IMing me on how much power my car has due to how much crap I have done and honestly I really couldn't tell you. I wish I knew myself.
All you got over me is the rockers and removed some drivetrain weight. I heard the intake doesent really do much...
I doubt you have over 170-180 at the wheels. Now once you get the ZZ4 stuff on def get it dynod
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Old May 28, 2008 | 03:04 PM
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Re: Without dyno testing...

14x3 K&N Filter
Ultimate TBI Porting
TBI Spacer
Performer EGR Intake
LT1 Cam w/Z28 valve springs
SLP 1 3/4" Headers
3" Cutout after y-pipe
MSD Coil & Wires
Tuned with Prominator
LS1 Aluminum Driveshaft
3.42 4thgen rear with Mobil 1 in it

216 rwhp, 266 rwtq

TBI Powa! lol
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Old May 28, 2008 | 03:37 PM
  #12  
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

Originally Posted by TonyC
14x3 K&N Filter
Ultimate TBI Porting
TBI Spacer
Performer EGR Intake
LT1 Cam w/Z28 valve springs
SLP 1 3/4" Headers
3" Cutout after y-pipe
MSD Coil & Wires
Tuned with Prominator
LS1 Aluminum Driveshaft
3.42 4thgen rear with Mobil 1 in it

216 rwhp, 266 rwtq

TBI Powa! lol
Very promising numbers for me!
Once I figure out what cam I need for the supercharger I should easily get too 300whp with new heads.
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Old May 29, 2008 | 10:51 AM
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Re: Without dyno testing...

Originally Posted by Timothayyy
Very promising numbers for me!
Once I figure out what cam I need for the supercharger I should easily get too 300whp with new heads.
Another option is to bottle it, I made 298 rwhp, ~450 rwtq with a 125 shot. If you're going to tear the heads off and really get into the motor, I'd say swap the low compression 305 out for something with a little more potential. 300 whp isn't anything to sneeze at, but that's a number that's easily made with a low budget 350 build. Just something to keep in mind! Good luck!
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Old May 29, 2008 | 11:16 AM
  #14  
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

Originally Posted by TonyC
Another option is to bottle it, I made 298 rwhp, ~450 rwtq with a 125 shot. If you're going to tear the heads off and really get into the motor, I'd say swap the low compression 305 out for something with a little more potential. 300 whp isn't anything to sneeze at, but that's a number that's easily made with a low budget 350 build. Just something to keep in mind! Good luck!
Well im aiming to have one fast 305TBI, I cant bear to junk a good motor [45k miles on it right now]
I already got my exhaust and fuel system done, and I got a whipple supercharger coming in the mail and im going to get some ebay heads and a camshaft plus edelbrock intake manifold. Should get me too 300 maybe even more. Just the supercharger should get me too 200whp [up from my 146]
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Old May 31, 2008 | 02:55 AM
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Car: 1988 camaro "SS"/ 1991 305/T5
Engine: 383 LT1 in progress/LT1TBI 355 soon
Transmission: Probuilt 700R4 3600 stall/ T5
Axle/Gears: Moser axles, 3.42 Eaton Posi
Re: Without dyno testing...

Originally Posted by Timothayyy
All you got over me is the rockers and removed some drivetrain weight. I heard the intake doesent really do much...
I doubt you have over 170-180 at the wheels. Now once you get the ZZ4 stuff on def get it dynod
What all do you have done to your car? And by weight it isn't just SOME weight that has been pulled out. My car weighs 2900 flat. That's with the iron heads and mostly stock suspension. I should be adding abit to the list here shortly, (stimulus check) in the form of an S10 converter, Wideband, D.R's and maybe some juice. I have been thinking about selling the ZZ4's in favor of a good set of vortecs. I hear the EQ 059's are pretty good. Maybe the E-Tec 170's. I haven't quite decided yet.

Last edited by robertfrank; May 31, 2008 at 03:01 AM.
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Old May 31, 2008 | 09:41 AM
  #16  
Timothayyy's Avatar
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From: Virginia
Car: 1992 Firebird
Engine: 350TBI
Transmission: 700r4
Axle/Gears: Ford 9in 4.10
Re: Without dyno testing...

Originally Posted by robertfrank
What all do you have done to your car? And by weight it isn't just SOME weight that has been pulled out. My car weighs 2900 flat. That's with the iron heads and mostly stock suspension. I should be adding abit to the list here shortly, (stimulus check) in the form of an S10 converter, Wideband, D.R's and maybe some juice. I have been thinking about selling the ZZ4's in favor of a good set of vortecs. I hear the EQ 059's are pretty good. Maybe the E-Tec 170's. I haven't quite decided yet.
I said DRIVETRAIN weight, like pulleys, driveshaft etc etc. Your car could weigh 1000lbs, its not going to give you more hp, itll make it faster.

http://www.cardomain.com/ride/2976819
Theres my car

Far as heads go im having some guy help me, hes gonna take a look at these ebay heads I wanna get. I was thinking of getting the ZZ4's, but then I changed my mind.
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