LT1-LT4 Modifications 1993-97 Gen II Small Block V8

what should my car run?

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Old Jan 12, 2009 | 03:43 PM
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Default what should my car run?

It has a TNT nitrous kit 150 shot,it has some suspension work,12 bolt rear end with 4:10 gears CNC LT4 ported and polished cylinder heads,CNC LT4 ported and matched intake,crane 222/230 cam,comp cam 1.6 roller rockers,holly 58mm throttle body,3"Quick time electric cutout,Fuel pump hot wire, 255 lph Granatelli motor sports F-body in-tankfuel pump,Y-pipe, valve covers,GM performance LT4 extreme duty timing chain,SLP stainless headers,SLP air induction w/k&n filters,accel 300+ ignition.Pro 5 shifter, The car is lowered 11/2 inchs, it has subframe connectors,rear control arms ,There is a roll cage in the car, The car was dyno tuned by thunder racing. Its a 6 speed
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Old Jan 12, 2009 | 03:58 PM
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What did it dyno?
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Old Jan 12, 2009 | 04:18 PM
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330 on motor,437 with the 100 shot
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Old Jan 12, 2009 | 04:41 PM
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On the juice low 11s.
All motor low 12s.
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Old Jan 12, 2009 | 05:05 PM
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i say high 11's motor and low low 11's or possibly high10's on spray. depending on ur race weight
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Old Jan 12, 2009 | 05:24 PM
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Originally Posted by TravisMcGill2000
i say high 11's motor and low low 11's or possibly high10's on spray. depending on ur race weight
High 11s with only 330hp?
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Old Jan 12, 2009 | 06:06 PM
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Mid to high 12s NA, mid 11s on the juice
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Old Jan 12, 2009 | 06:09 PM
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why are the numbers so low? all that work you should be damn near 400 NA.
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Old Jan 12, 2009 | 06:18 PM
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Originally Posted by LSWHO
High 11s with only 330hp?
depending on his race weight i thinks so.
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Old Jan 12, 2009 | 06:19 PM
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I agree with Travis. What tire is it on? If it hooks on dope I bet that bitch will rip, your main problem is going to be hooking it out the hole. But he has a good rear under it, just make sure he got a tire on it. Dyno numbers dont really mean much, power is only a 1/3 of the combination. It's easy to make power with a LT1 with the right set up, when using a power adder like nitrous, it becomes really easy. But the other 2/3 comes from suspension, gear, tire height, weight and driver.
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Old Jan 12, 2009 | 06:21 PM
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This is odd. Im in noway trying to be argumentitive,but multiple people on this site will vouch,we have a 96z with a muffler,a 26x10.5 slick and a cai,with a 125hp shot go 11.81@114 with a 1.68 60ft. How is his car only gonna go mid to low 11s? We went 11.39@117 with a better(more efficient)kit,stall,and a hypertech programmer. The car is 100% full wieght aswell. Motor still remains bone stock!
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Old Jan 12, 2009 | 06:24 PM
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Originally Posted by SHDY 5.7
This is odd. Im in noway trying to be argumentitive,but multiple people on this site will vouch,we have a 96z with a muffler,a 26x10.5 slick and a cai,with a 125hp shot go 11.81@114 with a 1.68 60ft. How is his car only gonna go mid to low 11s? We went 11.39@117 with a better(more efficient)kit,stall,and a hypertech programmer. The car is 100% full wieght aswell. Motor still remains bone stock!
Those times aren't really uncommon, Joe Brodman was running 11.60s with a bolt on 150 shot combo, others have hit 10s. Sounds like that car is doing what it should. Really can't say what it will run though far as any car, but you can speculate potential. I think that set up should run good, it could be a 10 second car with the right driver and 60ft.
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Old Jan 12, 2009 | 06:26 PM
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If your race weight is around 3,600 lbs I would say roughly mid to high 11's on spray if you get 1.8 or better 60ft.

Is your SLP stainless headers long tube? Your hp/tq numbers for n/a seems kind of low for a 6 speed.
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Old Jan 12, 2009 | 06:29 PM
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i still think his numbers are way too low. something is wrong.
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Old Jan 12, 2009 | 06:29 PM
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Originally Posted by nik1703
why are the numbers so low? all that work you should be damn near 400 NA.
x2. There's bolt-on LT1's making 320-330rwhp. Even with the mild cam he's running, it wouldn't be hard to make 330rwhp through the 12-bolt, cam-only. Something's not right with those power numbers.
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Old Jan 12, 2009 | 06:32 PM
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Originally Posted by tspence45
x2. There's bolt-on LT1's making 320-330rwhp. Even with the mild cam he's running, it wouldn't be hard to make 330rwhp through the 12-bolt, cam-only. Something's not right with those power numbers.
yeah i mean i make 315rwhp with what i have in my sig. no internal work, just boltons, no gears, no nothin.

so, what gives?
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Old Jan 12, 2009 | 06:49 PM
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theres only one way to tell. take that bitch to track and let her eat. lol
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Old Jan 12, 2009 | 06:55 PM
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i do have something wrong thats why i asked what i SHOULD run because it ran a **** time. it has a p0122 code so i replaced the TPS but it still has the same problem. i was told it may be the knock sensor. if its that it can back the timing way off and that would explane the lack of power but im not shure what it is for shure.
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Old Jan 12, 2009 | 06:58 PM
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if it was dyno tuned i would imagine that the km was de-sensitized. i would think you should be real low 12s to high elevens on motor. there are a few of us bolt-on only cars running mid twelves.
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