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LT1 or LT4?

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Old 03-14-2017, 06:03 PM
  #41  
cv67
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Lousy air can have a new guy thinking somethings wrong with his car plenty more variables.

Go line up with someone and get busy
Old 03-14-2017, 07:32 PM
  #42  
Tom400CFI
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Originally Posted by Cool Runnings
The L98 has better eye candy appeal.
O.K. That is quite different than what you originally said, but I'll agree w/that. The TPI is a sexy looking intake.
Old 03-14-2017, 07:33 PM
  #43  
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Originally Posted by Tom400CFI
If you're trying to correlate "low down" tq then the 60' would be a better measure in there, all C4's 60' about the same; 2.0x.
Except of course that's traction-limited. As always, power is the only number that matters in acceleration. And yeah, I agree the L98 is basically slaughtered in all measures that actually matter. I will agree with Cool Runnings that TPI looks better, though! But yeah, the LT4 is significantly more powerful than the LT1 and lays waste to the L98.
Old 03-14-2017, 08:08 PM
  #44  
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Originally Posted by MatthewMiller
Except of course that's traction-limited. As always, power is the only number that matters in acceleration.
Yeah, I know. I was simply trying to illustrate in a way that is easily understandable, the myth that is...the "TPI Low End TOWAK MONSTAH".
Old 03-14-2017, 08:32 PM
  #45  
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Originally Posted by Tom400CFI
Yeah, I know. I was simply trying to illustrate in a way that is easily understandable, the myth that is...the "TPI Low End TOWAK MONSTAH".
Why are you blaspheming the eight tubes of ultimate towak!?!? Atone for your sins!
Old 03-14-2017, 10:14 PM
  #46  
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LOL! That actually did make me
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Old 03-15-2017, 09:45 AM
  #47  
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I think it is interesting to see how much variation there is between tests.

For example the L98 6 speed should be no different between the coupe or convertible, but they show 5.6 to 6.3 or 0.7 difference.

The LT1's show 5.1 to 5.7 or 0.6 difference

The LT4's show 4.9 to 5.45 or 0.55 difference.

I think that is why so many of these tests are hard to base performance off of. You don't know the conditions at the time, the driver's skill, etc.

From my experience with owning 3 L98's, 3 LT1's, and 1 LT4 in Corvettes, I believe the LT1's out perform the L98's and the LT4 out performs the LT1. At the higher rpms, the difference is more noticeable, but it seems to me that there is a difference in the lower rpms too.



Originally Posted by Cool Runnings
Interesting how stoplight to stoplight, the L98 is as quick as the LT4 (close anyhoo).


L98 Road Test

Motor Trend
April, 1990

Automatic
0-60..................5.7

6-speed coupe
0-60..................5.6

6-speed convertible
0-60..................6.3

--------------------

LT1 Road Tests
Car and Driver
March, 1995
0-60..................5.1

Road & Track
February, 1994
0-60..................5.7

Motor Trend
May, 1996
0-60..................5.6

--------------------

LT4 Road Tests
Car and Driver
September, 1995
0-60..................5.1

Road & Track
February, 1995
0-60..................5.2

Vette
August, 1996
0-60..................5.45

Motor Trend
May, 1996
0-60..................4.9
Old 03-15-2017, 11:32 AM
  #48  
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Originally Posted by ZEROVETTE7
As I mentioned I did have a 94 auto for years and never tried the LT4, but from all the research I did and the feedback I'm getting here (much appreciated) i want to switch to manual LT4 for a keeper. Since I'm not in the states I guess test drivig it is out of the window that's why I wanna cover as much info and details as possible before buying one.
What would be the value range for a good condition 96' Lt4 with mileage let's say below 75k.?
just picked up this 96 lt4 with 60k miles for 11k. I'm second owner. Car is a solid 8 to 9. Well taken care of but driven. I was bound and determined to not spend over 11k.

Old 03-15-2017, 01:11 PM
  #49  
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Originally Posted by blackbelt
just picked up this 96 lt4 ...
Looks like it was an easy black and white decision.

Nice cars.
Old 03-15-2017, 01:16 PM
  #50  
ZEROVETTE7
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Originally Posted by blackbelt
just picked up this 96 lt4 with 60k miles for 11k. I'm second owner. Car is a solid 8 to 9. Well taken care of but driven. I was bound and determined to not spend over 11k.

congrats on your buy that's a nice one. I have almost the same budget as well. Hope I'll end up with one like it. 👍🏻
And thanks all for the infos.
Old 03-15-2017, 01:37 PM
  #51  
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Originally Posted by QCVette
Looks like it was an easy black and white decision.

Nice cars.
lol!

Wanted a white lt4 to compliment the black lt5.

thank you!
Old 03-15-2017, 01:39 PM
  #52  
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Originally Posted by ZEROVETTE7
congrats on your buy that's a nice one. I have almost the same budget as well. Hope I'll end up with one like it. 👍🏻
And thanks all for the infos.

there was a silver Collectors edition here in California for about 10k not to long ago. Think it's still available
Old 03-15-2017, 05:48 PM
  #53  
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Originally Posted by blackbelt
just picked up this 96 lt4 with 60k miles for 11k. I'm second owner. Car is a solid 8 to 9. Well taken care of but driven. I was bound and determined to not spend over 11k.

Congrats on two nice C4s! Would have to be a new thread but, would really be interested in hearing your impressions of the driving differences between the LT-4 and LT-5. With being able to balance a nickel on the intake of the LT-5 with the engine running leaves me the impression it’s a very “smooth” engine.

B17Crew
Old 03-16-2017, 12:45 AM
  #54  
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Originally Posted by B17Crew
Congrats on two nice C4s! Would have to be a new thread but, would really be interested in hearing your impressions of the driving differences between the LT-4 and LT-5. With being able to balance a nickel on the intake of the LT-5 with the engine running leaves me the impression it’s a very “smooth” engine.

B17Crew

I was actually planning on doing a thread like that soon. Only owned the cars for one week. So probably another few days and I will. Stay tuned!
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Old 03-16-2017, 12:54 AM
  #55  
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Originally Posted by blackbelt
I was actually planning on doing a thread like that soon. Only owned the cars for one week. So probably another few days and I will. Stay tuned!
Add another vote up for that thread to happen!
Old 03-16-2017, 08:36 AM
  #56  
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Originally Posted by blackbelt
I was actually planning on doing a thread like that soon. Only owned the cars for one week. So probably another few days and I will. Stay tuned!
Ask We Gone about the LT4s...I got to run with him up the highway and we were both running about 50. I had him til 80 or so, but the LT5 took over and just walked away. The LT5 is a beast once it starts to breathe.
Old 03-17-2017, 01:53 AM
  #57  
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Originally Posted by 96LT4
Ask We Gone about the LT4s...I got to run with him up the highway and we were both running about 50. I had him til 80 or so, but the LT5 took over and just walked away. The LT5 is a beast once it starts to breathe.
I'm gonna have my buddy drive my lt4 while I drive my lt5. Interested to see how it's gonna go...
Old 03-18-2017, 11:29 AM
  #58  
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Originally Posted by FAUEE
The LT4 is essentially a really.mild hewd/cam LT1, with a power rating that doesn't really add up to what they did. I suspect the 330hp claimed is really more like 350hp actual, and it made more power than the LS1,
Years ago, a buddy who had a very new 1997 (AIR) C5 6M with the LS1 and I took our cars to a dyno shop. His C5 was stock with about 15K miles, my LT4 was also stock with about 60K miles on the odometer.
His car posted 314hp at the rear wheels, mine posted 311.

Last edited by rocco16; 03-18-2017 at 11:31 AM.
Old 03-19-2017, 10:09 PM
  #59  
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Originally Posted by rocco16
Years ago, a buddy who had a very new 1997 (AIR) C5 6M with the LS1 and I took our cars to a dyno shop. His C5 was stock with about 15K miles, my LT4 was also stock with about 60K miles on the odometer.
His car posted 314hp at the rear wheels, mine posted 311.
If run on the same, same dyno, that’d be an apples to apples comparison. Interesting numbers for sure.

B17Crew



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