05 Silverado Vs. 89 iroc
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
Originally Posted by urbanhunter44
i'd need to see slips or a vid to believe it. What was his trap? What was his 60? What was the 1/8th mile et/trap?
Ive heard alot of fish storys of 13 second stock L98s, but have NEVER seen proof. If someone can prove me wrong, I'd love to be wrong because that would be awesome.. but I doubt anyone has proof.
not saying I don't believe you, just saying I want some proof
Ive heard alot of fish storys of 13 second stock L98s, but have NEVER seen proof. If someone can prove me wrong, I'd love to be wrong because that would be awesome.. but I doubt anyone has proof.
not saying I don't believe you, just saying I want some proof

I believe there is a guy here on the board w/ a white GTA that ran low 13's stock...
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Joined: Nov 2005
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
Originally Posted by Formula350Scott
Is it just me or is everybody else getting sick of the "corvette with a bed" chevy trucks. I cant even drive my car without a full size chevy truck trying to race me. Every freakin day. Ive never been beat by one neither. Its always the same excuse when they get beat too. Its just a truck. If its just a truck how come your racing in it. Its run what you got, no excuses. I guess "Its just a truck" is how they sleep at night. I guess that makes it like a poker game, going all in with a bag of dirt against their $50,000. If you lose you think its alright to not care cause you dont think you lost anything. I'm really not trying to **** anybody off. This is just my opinion of those trucks. I guess all the mustangs around here traded them in for chevy trucks so they can lose with their dignity. I personally know 3 people who traded mustangs for these trucks.
Also, GM should have them come with duel exhaust as an option also, they'd make millions, cause 90% of them ive seen have it. Enough of my rant.
Also, GM should have them come with duel exhaust as an option also, they'd make millions, cause 90% of them ive seen have it. Enough of my rant.
These trucks haul ***. Some power strokes would do very decent too if they could keep a tranny in them.. As far as Duramax's.. a guy showed up at the track last year in a brand new one, had the paper plate on the back that still had like 28 days left on it before it expired.. This was a 2006 Chevy 2500 4x4 duramax that ran an 9.1 1/8th mile at somewheres close to 80 to 82 mph.. For a 6,000# truck or whatever it weighs, that thing was haulin... He left smoke the length of the track too so im guessin he had a programmer to hop it up a bit...
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From: Brighton, CO
Car: '72 Chevy Nova
Engine: Solid roller 355
Transmission: TH350
Axle/Gears: 8.5" 10-bolt 3.73 Posi
Originally Posted by indirocz28
I believe there is a guy here on the board w/ a white GTA that ran low 13's stock...

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Originally Posted by 80smetalfan
Gen III > Gen I
Unless the 5.7 you're talking about an LS1.
I think as common as the 5.3 is, I think it will probably become the next 350 in terms of popular swap. There are only so many LS1s out there, and there are bazillions of 5.3 equipped GMT-700s, not to mention the new Monte Carlo SS/Impala SS and Gran Prix GXP cars. MUCH more common than the 4.8 and 6.0, it will be much cheaper at the JY.
Unless the 5.7 you're talking about an LS1.
I think as common as the 5.3 is, I think it will probably become the next 350 in terms of popular swap. There are only so many LS1s out there, and there are bazillions of 5.3 equipped GMT-700s, not to mention the new Monte Carlo SS/Impala SS and Gran Prix GXP cars. MUCH more common than the 4.8 and 6.0, it will be much cheaper at the JY.
Gen 3 is not automatically better than a Gen 1. I know SOOOOO many gen 1 sbcs that would absolutely spank any Gen 3 that didn't have a serious heads/cam setup or FI.
And actually 6.0L motors are more common finds than you'd think, just have to know what trucks to look for. We get them all the time at my shop, they made quite a few of them.
Last edited by urbanhunter44; Mar 31, 2006 at 10:38 PM. Reason: Automerged Doublepost
Member
Joined: Nov 2005
Posts: 332
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From: Southern IN
Car: 1986 IROC Z-28
Engine: Rebuilt Vortec Headded 358SB 9.5:1
Transmission: 700r4, corvette servo, Transgo kit
Axle/Gears: 3.23 POSI
Originally Posted by urbanhunter44
Yep, that would be a 1989 Turbo Trans Am, only available as a white GTA. It's a boosted V6, not an L98 

Just curious...
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Joined: Aug 2005
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From: San Leandro(Oakland)
Car: '92 Toyota Pickup
Engine: 22R-E
Transmission: 5sp Manual
Axle/Gears: 4:??
The Buick GN motors and the LC2 TTA motors were very similar except for a few things.
TTA heads were different as they were borrowed from the FWD 3.8 motor used in other GM cars, and fortunately flowed better as well as having a better combustion chamber design.
Also included a cross drilled crank, bigger/better intercooler, and stainless-steel headers.
One magazine test showed a 0-60 of 4.89 seconds.
That was a nice car
TTA heads were different as they were borrowed from the FWD 3.8 motor used in other GM cars, and fortunately flowed better as well as having a better combustion chamber design.
Also included a cross drilled crank, bigger/better intercooler, and stainless-steel headers.
One magazine test showed a 0-60 of 4.89 seconds.
That was a nice car
Last edited by superGMman; Apr 1, 2006 at 12:57 PM.
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From: Missouri
Car: 1989 IROC
Engine: LB9
Transmission: T5
Axle/Gears: 3.42 Posi
Originally Posted by urbanhunter44
Yep, that would be a 1989 Turbo Trans Am, only available as a white GTA. It's a boosted V6, not an L98 
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I'd take a Gen 1/2 5.7 over a Gen 3 5.3 any day of the week. More displacement, more aftermarket, bigger following, millions of tried and true combos.
Gen 3 is not automatically better than a Gen 1. I know SOOOOO many gen 1 sbcs that would absolutely spank any Gen 3 that didn't have a serious heads/cam setup or FI.
And actually 6.0L motors are more common finds than you'd think, just have to know what trucks to look for. We get them all the time at my shop, they made quite a few of them.

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I'd take a Gen 1/2 5.7 over a Gen 3 5.3 any day of the week. More displacement, more aftermarket, bigger following, millions of tried and true combos.
Gen 3 is not automatically better than a Gen 1. I know SOOOOO many gen 1 sbcs that would absolutely spank any Gen 3 that didn't have a serious heads/cam setup or FI.
And actually 6.0L motors are more common finds than you'd think, just have to know what trucks to look for. We get them all the time at my shop, they made quite a few of them.
Also, what are some examples of Gen. I 350s that "spank" Gen. III's without "serious" H/C/I?
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Originally Posted by 89IrocZ350TPI
Maybe with an 89 Turbo TA.
No, he's talking about GTA Matt. Guy over on the TPI boards with a L98 GTA. He wasn't bone stock, but he was hitting 13.3s with bolt-ons and 3.73s. Certainly a freak car. Other 3rd genners have seen him run. I don't know what to think, personally. That's far fetched, especially for the hefty GTA. But there are freak LT1 and LS1s as well, so not out of the realm of possibility.
Last edited by 80smetalfan; Apr 1, 2006 at 02:45 PM. Reason: Automerged Doublepost
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From: Modesto, Killmefornia
Car: 1990 Pontiac Firebird Formula
Engine: 305
Transmission: 700 R4
Axle/Gears: peg leg
Originally Posted by 80smetalfan
I think the 5.3s are pretty freakin awesome. I don't really get the comment about only pulling to 5200 that was made by someone else. The one in my parent's Suburban seems to pull pretty well to 6000. Seems very similar to an LT1. I would LOVE to get one and a T-56 and put it in either my G-body or an F-body. I think it could be pretty fast. As cheap as you can find em at SOME salvage yards, I'm surprised I don't see more people swapping them.
However, why they were chosen for a truck absolutely confounds me. Maybe it's the Stabilitrak in my parent's Suburban, but it doesn't seem to have any low end punch to it whatsoever, compared to a Vortec 350.
However, why they were chosen for a truck absolutely confounds me. Maybe it's the Stabilitrak in my parent's Suburban, but it doesn't seem to have any low end punch to it whatsoever, compared to a Vortec 350.
That was me, i said it peaks at 5200, thats what ive read but it pulls all the way to 6k, i made a run yesterday messing around with a friend of mine. Formula scott needs to calm down, i never said anything about a corvette with a bed. Theres alot of trucks on gmfullsize.com that would probably annihilate you. I didnt say mine would, i was just curious as to what people thought about the race and also what my truck might do. Since it's the only thing i have to drive right now im sure as hell not going to run down the 1320, now am ?
A modded diesel/srt10 ram/lightning is hardly a comparison to a full size chevy 4.8,5.3 or 6.0. Also i never said trucks/suvs werent fast. I said low or no mods full size gas chevys werent. Even though they can beat a lot of cars on the road. My car is not fast yet i dont even have to floor it to beat them. I'm just sick of seeing hundreds of them with dual exhaust thinking they can beat anything, then when they get beat they say its just a truck or its not supposed to be fast. I hate excuses. Accept defeat and build it more.
Originally Posted by Jgolden314
Hmm, let me see
Ever see a modded diesel run? Full size, and some are in the 11s, and drive it home.
Also, You need to make a trip to michigan, I know of a handful of full size trucks that will put lengths on ya lol.
This is the future, whether you like it or not. Suvs, and trucks are getting fast. Look at the SRT8 Jeep....425 hp with AWD.
And No im not mad.
Ever see a modded diesel run? Full size, and some are in the 11s, and drive it home.
Also, You need to make a trip to michigan, I know of a handful of full size trucks that will put lengths on ya lol.
This is the future, whether you like it or not. Suvs, and trucks are getting fast. Look at the SRT8 Jeep....425 hp with AWD.
And No im not mad.
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Originally Posted by 90Formula305
Naw, im gonna get a custom tune. Much better than a handheld and a hell of alot cheaper. Going to have it retuned to run 89 and 50% of the torque management taken out.
Who are you going to have tune it?
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Originally Posted by ShiftyCapone
Your car doesn't have torque management. That is only seen on the new LS2 vettes. Custom chips are the way to go but unless you have any mods GM already did the legwork for you. You won't see any gains by changing timing to run 89 octane.
And people have seen slight gains with more octane. Not to mention his truck is FBW and a tune will help a lot there too.
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Originally Posted by urbanhunter44
Gen 3 is not automatically better than a Gen 1. I know SOOOOO many gen 1 sbcs that would absolutely spank any Gen 3 that didn't have a serious heads/cam setup or FI.
And actually 6.0L motors are more common finds than you'd think, just have to know what trucks to look for. We get them all the time at my shop, they made quite a few of them.
And actually 6.0L motors are more common finds than you'd think, just have to know what trucks to look for. We get them all the time at my shop, they made quite a few of them.
Last edited by brodyscamaro; Apr 3, 2006 at 07:26 PM. Reason: Automerged Doublepost
Joined: Feb 2001
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From: Cincinnati, OH
Car: '90 RS
Engine: 377 LSX
Transmission: Magnum T56
Originally Posted by brodyscamaro
Wrong buddy. A full size chevy truck years 1999 and up do have TM.
It was a mistake on my behalf. I thought he was the one with the L98. I mixed up who owned what. I thought he was racing the guy with the truck. I just re-read it and realized my goof.
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Originally Posted by ShiftyCapone
Yea you are right.
It was a mistake on my behalf. I thought he was the one with the L98. I mixed up who owned what. I thought he was racing the guy with the truck. I just re-read it and realized my goof.
It was a mistake on my behalf. I thought he was the one with the L98. I mixed up who owned what. I thought he was racing the guy with the truck. I just re-read it and realized my goof.
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From: Modesto, Killmefornia
Car: 1990 Pontiac Firebird Formula
Engine: 305
Transmission: 700 R4
Axle/Gears: peg leg
Originally Posted by brodyscamaro
Aww come on, take all of the TM out.
Who are you going to have tune it?
Who are you going to have tune it?
All of it taken out on a stock 4l60e=boom and 4l60e=teh suxor
What is FBW? Full body weight?
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Fly by wire...
I've made numerous nitrous passes on my stock tranny.... And when it goes it goes... Some people have great luck, others don't...
I got 95,000 miles on the truck too, although I drive 70 miles a day 5 days a week that's 100% cruise control 65mph....
I've made numerous nitrous passes on my stock tranny.... And when it goes it goes... Some people have great luck, others don't...
I got 95,000 miles on the truck too, although I drive 70 miles a day 5 days a week that's 100% cruise control 65mph....
Thread Starter
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Joined: Nov 2004
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From: Modesto, Killmefornia
Car: 1990 Pontiac Firebird Formula
Engine: 305
Transmission: 700 R4
Axle/Gears: peg leg
Sometihng wrong with fly by wire, i know what your talking about now by the way also im have jesse from wait4me performance tune it for me.
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From: Missouri
Car: 1989 IROC
Engine: LB9
Transmission: T5
Axle/Gears: 3.42 Posi
Originally Posted by brodyscamaro
More people are swapping in 6.0Ls and LS1s then 5.3s - they just don't have enough cubes...
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Joined: Mar 2001
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Originally Posted by 80smetalfan
Eh, I wouldn't quite say that. You're only picking up about 20 cubes going from a 5.3 (325 ci) to an LS1 (346 ci).
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Originally Posted by 90Formula305
Sometihng wrong with fly by wire, i know what your talking about now by the way also im have jesse from wait4me performance tune it for me.
Last edited by brodyscamaro; Apr 4, 2006 at 04:08 PM. Reason: Automerged Doublepost
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From: Modesto, Killmefornia
Car: 1990 Pontiac Firebird Formula
Engine: 305
Transmission: 700 R4
Axle/Gears: peg leg
Yeah i know about it, is there something wrong with having the electronic throttle though?
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Joined: Mar 2001
Posts: 5,144
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From: CC, TX
Car: 1999 Yamaha Banshee
Engine: 379cc twin cyl 2-stroke stroker
Transmission: 6 spd manual
Axle/Gears: 14/41 tooth
Originally Posted by 90Formula305
Yeah i know about it, is there something wrong with having the electronic throttle though?
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