# LS1 Vs. LT4

**URL:** <https://forums.speedlife.net/t/ls1-vs-lt4/167839>\
**Category:** PittSpeed Automotive\
**Created:** [July 21, 2004, 7:59am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839 "2004-07-21T07:59:40Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![bics56](https://avatars.discourse-cdn.com/v4/letter/b/47e85d/32.png) [@bics56](https://forums.speedlife.net/u/bics56)\
**Post date:** [July 21, 2004, 7:59am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/1 "2004-07-21T07:59:40Z")

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Which is the “better” motor stock and which is better when modded???

In my opinion I would say it is a toss up…too close to call. :dunno: :dunno:

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**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [July 21, 2004, 8:48am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/2 "2004-07-21T08:48:41Z")

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Ls1 Wins All Hands Down!

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**Author:** ![NOTLUZN](https://avatars.discourse-cdn.com/v4/letter/n/da6949/32.png) [@NOTLUZN](https://forums.speedlife.net/u/NOTLUZN)\
**Post date:** [July 21, 2004, 8:55am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/3 "2004-07-21T08:55:46Z")

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> [@8.1crew](#):
>
> Ls1 Wins All Hands Down!

ditto

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**Author:** ![Shaggy](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/shaggy/32/5945_2.png) [@Shaggy](https://forums.speedlife.net/u/Shaggy)\
**Post date:** [July 21, 2004, 9:00am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/4 "2004-07-21T09:00:54Z")

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The pushrod motor one

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**Author:** ![bics56](https://avatars.discourse-cdn.com/v4/letter/b/47e85d/32.png) [@bics56](https://forums.speedlife.net/u/bics56)\
**Post date:** [July 21, 2004, 9:02am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/5 "2004-07-21T09:02:00Z")

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I think 8.1 crew and silver’s replies were a little biased…lol  
I made this thread b/c I see in both Vettes and F-bodies Stock vs Stock the times are always very close.

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**Author:** ![Shaggy](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/shaggy/32/5945_2.png) [@Shaggy](https://forums.speedlife.net/u/Shaggy)\
**Post date:** [July 21, 2004, 9:12am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/6 "2004-07-21T09:12:10Z")

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I call BS

the LS1 is over rated 🙂

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**Author:** ![smokeyburnouts](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/smokeyburnouts/32/5987_2.png) [@smokeyburnouts](https://forums.speedlife.net/u/smokeyburnouts)\
**Post date:** [July 21, 2004, 9:59am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/7 "2004-07-21T09:59:24Z")

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a general consensus on the vette forum is that if you took a GS vs a 97 c5…the LT4 is slightly quicker. the 01 C5s may be a different story, but either way its a drivers race. but there r some LT4 guys dynoing crazy numbers…but same is true w/ LS1s

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**Author:** ![BlackZ28](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blackz28/32/5932_2.png) [@BlackZ28](https://forums.speedlife.net/u/BlackZ28)\
**Post date:** [July 21, 2004, 11:01am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/8 "2004-07-21T11:01:09Z")

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i’d pick the LS1 mainly because the LT4 already has a more aggressive cam and heads (i think) leaving less room for improvement without losing drivability. The LS1 is also lighter.

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**Author:** ![smokeyburnouts](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/smokeyburnouts/32/5987_2.png) [@smokeyburnouts](https://forums.speedlife.net/u/smokeyburnouts)\
**Post date:** [July 21, 2004, 11:17am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/9 "2004-07-21T11:17:22Z")

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^ i agree. stock for stock was what i meant in my prior post. once modding comes into the picture the LS1 would probably respond better and has WAY more options.

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**Author:** ![77rednecktruck](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/77rednecktruck/32/5966_2.png) [@77rednecktruck](https://forums.speedlife.net/u/77rednecktruck)\
**Post date:** [July 22, 2004, 7:06am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/10 "2004-07-22T07:06:55Z")

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they are both turds - 5.0 \> any gm boat anchor

😃

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**Author:** ![smokeyburnouts](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/smokeyburnouts/32/5987_2.png) [@smokeyburnouts](https://forums.speedlife.net/u/smokeyburnouts)\
**Post date:** [July 22, 2004, 7:18am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/11 "2004-07-22T07:18:40Z")

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> [@2kaltima](#):
>
> they are both turds - 5.0 \> any gm boat anchor
> 
> 😃

:weak:

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**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [July 22, 2004, 7:21am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/12 "2004-07-22T07:21:12Z")

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> [@2kaltima](#):
>
> they are both turds - 5.0 \> any gm boat anchor
> 
> 😃

dont u mean 7.5 (460)!!! 🌑

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**Author:** ![77rednecktruck](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/77rednecktruck/32/5966_2.png) [@77rednecktruck](https://forums.speedlife.net/u/77rednecktruck)\
**Post date:** [July 22, 2004, 9:00am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/13 "2004-07-22T09:00:33Z")

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> [@8.1crew](#):
>
> dont u mean 7.5 (460)!!! 🌑

460 \> \*

I’m building one right now. Well actually I am going through all the parts in my dad’s basement to find out what I need to buy. He has basically everything and it is out of a 70 lincoln. ~320HP and ~500 ft.lbs. If only I had a nice car to put it in instead of a 5000 brick (aka, my truck)

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**Author:** ![77rednecktruck](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/77rednecktruck/32/5966_2.png) [@77rednecktruck](https://forums.speedlife.net/u/77rednecktruck)\
**Post date:** [July 22, 2004, 9:02am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/14 "2004-07-22T09:02:31Z")

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> [@smokeyburnouts](#):
>
> :weak:

it was a joke, everyone knows the ls1 is the best engine ever produced.

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**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [July 22, 2004, 9:13am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/15 "2004-07-22T09:13:46Z")

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> [@2kaltima](#):
>
> it was a joke, everyone knows the ls1 is the best engine ever produced.

its about time u see the light!!! 😃

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<div class="post-metadata">

**Author:** ![smokeyburnouts](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/smokeyburnouts/32/5987_2.png) [@smokeyburnouts](https://forums.speedlife.net/u/smokeyburnouts)\
**Post date:** [July 22, 2004, 9:16am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/16 "2004-07-22T09:16:25Z")

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> [@2kaltima](#):
>
> it was a joke, everyone knows the ls1 is the best engine ever produced.

:weak:

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<div class="post-metadata">

**Author:** ![77rednecktruck](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/77rednecktruck/32/5966_2.png) [@77rednecktruck](https://forums.speedlife.net/u/77rednecktruck)\
**Post date:** [July 22, 2004, 9:37am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/17 "2004-07-22T09:37:57Z")

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> [@smokeyburnouts](#):
>
> :weak:

post whore 😃

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**Author:** ![HaNnIBaL64](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/hannibal64/32/5954_2.png) [@HaNnIBaL64](https://forums.speedlife.net/u/HaNnIBaL64)\
**Post date:** [July 22, 2004, 9:45am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/18 "2004-07-22T09:45:21Z")

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> [@8.1crew](#):
>
> its about time u see the light!!! 😃

so the block cracked?

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<div class="post-metadata">

**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [July 22, 2004, 10:31am UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/19 "2004-07-22T10:31:07Z")

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> [@HaNnIBaL64](#):
>
> so the block cracked?

well rip out that 4.6 & i’ll sell u a LS1 for it!!!

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**Author:** ![bics56](https://avatars.discourse-cdn.com/v4/letter/b/47e85d/32.png) [@bics56](https://forums.speedlife.net/u/bics56)\
**Post date:** [July 22, 2004, 5:02pm UTC](https://forums.speedlife.net/t/ls1-vs-lt4/167839/20 "2004-07-22T17:02:01Z")

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Why is there so much LT4 hating here? They are a typical underrated GM engine that rips just as hard as a LS1. I would say stock vs stock equal drivers the LT4 wins barely. Just my $.02

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