C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Finally got some dyno numbers.......

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Old Sep 11, 2003 | 11:24 PM
  #1  
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Default Finally got some dyno numbers.......

Got on a Dyno-Jet today. It was a blast. After the first run I was shaking like the first time at the drag strip. Dyno numbers make more sense to me now. Here's what I got:
Motor run-341hp@5800rpm, 348ftlb@4300rpm
Nos run (150hp)-463hp@5500rpm, 516ftlb@3600rpm
What do you think? BH
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Old Sep 11, 2003 | 11:40 PM
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Default Re: Finally got some dyno numbers....... (honas)

Good Numbers.. How you like the 315-35 BFG's?
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Old Sep 11, 2003 | 11:41 PM
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Default Re: Finally got some dyno numbers....... (Corvette0096)

Oh, And do you have to run tubes in them?
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Old Sep 11, 2003 | 11:43 PM
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Default Re: Finally got some dyno numbers....... (Corvette0096)

BFGs are radials, no tubes needed.
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Old Sep 11, 2003 | 11:51 PM
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Default Re: Finally got some dyno numbers....... (Corvette0096)

Good Numbers.. How you like the 315-35 BFG's?
315 BFG KD's are the best dry street tire you can get, IMHO. Wet is a little different though :(.
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Old Sep 12, 2003 | 05:44 AM
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Default Re: Finally got some dyno numbers....... (honas)

At the wheels? Holy crap that's great!
What ONE mod would you say accounts for most of the muscle(nitrous excluded)?


[Modified by 89 Paul in Cal, 2:46 AM 9/12/2003]
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Old Sep 12, 2003 | 08:28 AM
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Default Re: Finally got some dyno numbers....... (89 Paul in Cal)

What ONE mod would you say accounts for most of the muscle
That one mod would be heads/cam/headers. They all work with each other to make more power than the sum of all the individual parts.

I know that can sound confusing but consider this. Headers on a stock car might make a 10 hp difference. Headers on a car that already has a cam might make a 15-20 difference. Headers on a car that already had a cam and heads could easily make a 30 hp difference.

Same goes for heads, fancy heads with a stock cam and headers might not do too much. Sure it'll help some but you never really see the true benefit until you do it all.

When I did a cam swap on my car I picked up 44 hp. Since the rest of it was stock that would be a cut and dry fact that the cam gave me 44. Then I added headers and picked up 23 more. How much of it was from the headers though and how much of it was for allowing the cam to function better?

It's a really tricky thing and it makes it impossible to always accurately predict the gains any given mod may do. When somebody is asking how much horsepower mod X will give you have to ask another question. Who knows, do you already have mdos Y & Z?

Just my $.02

IMHO on my car the best seat of the pants improvement came from the headers. Unfortunately though since I installed the headers after I did my cam I don't know if the headers would have the same affect on a stock car.
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Old Sep 12, 2003 | 08:31 AM
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Default Re: Finally got some dyno numbers....... (89 Paul in Cal)

Not sure about just one mod. I would guess the heads or cam gave the biggest boost. Still get 21mpg too!
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Old Sep 12, 2003 | 09:25 AM
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Default Re: Finally got some dyno numbers....... (honas)

Honas,

Very nice numbers both on and off the juice. God I need to play with that stuff. Just can't bring myself to it yet. lol.

Your dyno numbers are very close to mine, and so are your ETs! Pretty cool. :cheers: :cool: :thumbs:
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Old Sep 12, 2003 | 09:33 AM
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Default Re: Finally got some dyno numbers....... (honas)

:cheers: nice #s
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Old Sep 12, 2003 | 11:28 AM
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Default Re: Finally got some dyno numbers....... (honas)

Nice #'s.

Any 1/4 mile times without the juice?
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Old Sep 13, 2003 | 11:47 AM
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Default Re: Finally got some dyno numbers....... (STL94LT1)

Thats a nice little mod, ill give ya that. but.... im not a fan of putting a block on the roids, id rather force feed it 10 pounds of protein :D
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Old Sep 13, 2003 | 02:19 PM
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Default Re: Finally got some dyno numbers....... (mistaben)

im not a fan of putting a block on the roids, id rather force feed it 10 pounds of protein :D
I guess I like roids!!! BTW, Great numbers :cheers:
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Old Sep 14, 2003 | 12:06 PM
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Default Re: Finally got some dyno numbers....... (STL94LT1)

12.80's @106 on the motor. 60's in the 1.90's.
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Old Sep 15, 2003 | 06:52 AM
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Default Re: Finally got some dyno numbers....... (honas)

Great numbers! :thumbs:
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