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My initial impressions of the LT4...

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Old 06-17-2006, 10:32 AM
  #21  
MrNuke
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Originally Posted by SurfnSun
proof? This sounds like the stuff Stan Adelman was posting a couple of years ago.
Proof? Yeah let me grab all my LT4s and get them over to you and dyno them in front of you..

I did a LOT of reading on LT4's all over the web, and also checked dynos, track times, etc.. They range from 13.5's to 12.8's , and 106-112trap speeds) STOCK or with very minor mods (mufflers, K&N max).. That pretty much equivalent to what I've read and posted here. Can't prove it unless you open a thread for stock LT4 dynos and track numbers, which is what I did for LT1s before.
Old 06-17-2006, 11:01 AM
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USAsOnlyWay
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Originally Posted by bobmic93
Whats the problem here? The Lt4 is 30hp stronger then the Lt1. Thats 3 tenths of a second in the 1/4 mile or you could say 3 car lenghts. Thats it! You would not be able to tell the difference between driving the two on which was faster except from looking at the time slip. 30 hp just isnt enough noticeable hp to get giddy about.
His LT1 was crushed by an idiot and he is giddy about the new LT4. Let him be giddy he deserrves it and it is faster!

Congrats tobijohn!!!

Old 06-17-2006, 11:04 AM
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If stuff is flying around in the cabin more, then I think it sounds like more fun.

I drive my vette just for fun and it sounds like the LT4 is more fun.
Now how do I convince the wife that we need one?
Old 06-17-2006, 11:26 AM
  #24  
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Originally Posted by tobijohn
Boy, things sure seem to fly around in the cabin a lot more when you step on the gas than they did in the LT1! Woo-Hoo!
wait until you mod it
Old 06-17-2006, 11:37 AM
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Originally Posted by LT4POWR
wait until you mod it
Some headers, exhaust, Hot Cam and a tune you will see 400+hp
Old 06-17-2006, 11:48 AM
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JD'S WHITE 93
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[QUOTE=redvette6spd]Some headers, exhaust, Hot Cam and a tune you will see 400+hp[/QUOTE
Glad your happy with the new toy. LT4= Now mod it as listed above.
Old 06-17-2006, 12:19 PM
  #27  
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Originally Posted by bobmic93
Whats the problem here? The Lt4 is 30hp stronger then the Lt1. Thats 3 tenths of a second in the 1/4 mile or you could say 3 car lenghts. Thats it! You would not be able to tell the difference between driving the two on which was faster except from looking at the time slip. 30 hp just isnt enough noticeable hp to get giddy about.
Then why should anyone mod their LT1? If 30 hp means nothing you might as well just leave it stock.
Old 06-17-2006, 01:39 PM
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I loved mine. It was a strong car and tons of fun.

Dyno'd 305 RWHP and I got it in the 12.90s on street tires.
Old 06-17-2006, 01:54 PM
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Originally Posted by bobmic93
Whats the problem here? The Lt4 is 30hp stronger then the Lt1. Thats 3 tenths of a second in the 1/4 mile or you could say 3 car lenghts. Thats it! You would not be able to tell the difference between driving the two on which was faster except from looking at the time slip. 30 hp just isnt enough noticeable hp to get giddy about.
Wow, I wonder if there is this much animosity between LS1 and LS6 guys...

Congrats to Tobijohn on his new C4...
Old 06-17-2006, 02:34 PM
  #30  
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Originally Posted by bobmic93
Whats the problem here? The Lt4 is 30hp stronger then the Lt1. Thats 3 tenths of a second in the 1/4 mile or you could say 3 car lenghts. Thats it! You would not be able to tell the difference between driving the two on which was faster except from looking at the time slip. 30 hp just isnt enough noticeable hp to get giddy about.
Your missing the point her bud. The LT4 was PURPOSELY under rated not to take away from the debute of the LS1. Am I bias? Sure but that's not the point. If you read about all the differences in the two motors you will understand that the 30HP diff only is hard to swallow. But it's not all about HP...plenty of other pros/cons for both. I have an LT1 motor in my folks buick and I'll say that it runs strong as H#$l!! I can smoke the tires with no problem, the LT1 is a tried and true RELIABLE motor that has earned its place as one of the best 5.7ci motors.
Old 06-17-2006, 02:37 PM
  #31  
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Originally Posted by wake
Wow, I wonder if there is this much animosity between LS1 and LS6 guys...
There sure doesn't seem to be.
Old 06-17-2006, 02:40 PM
  #32  
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Originally Posted by bobmic93
Whats the problem here? The Lt4 is 30hp stronger then the Lt1. Thats 3 tenths of a second in the 1/4 mile or you could say 3 car lenghts. Thats it! You would not be able to tell the difference between driving the two on which was faster except from looking at the time slip. 30 hp just isnt enough noticeable hp to get giddy about.
That's just not true. Spend any amount of time on the drag strip and you can feel 30HP. Just the difference in the way the car feels on a hot and muggy day vs. the cool fall nights could be 30HP and .3 at the track.

GM and the buying public also believed that 30HP was worth getting all giddy about because the LT-4 option sold quite well.
Old 06-17-2006, 04:08 PM
  #33  
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I'm staying out of ths even though I started it. But here's an interesting link if you haven't seen it already:

http://www.grandsportregistry.com/dyno.htm
Old 06-17-2006, 05:16 PM
  #34  
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Originally Posted by tobijohn
I'm staying out of ths even though I started it. But here's an interesting link if you haven't seen it already:

http://www.grandsportregistry.com/dyno.htm
funny..nothing higher than 300rwhp stock...which equates to 345hp, not 370 or more. Who knows...different dynos, different days, STD vs SAE.
Old 06-17-2006, 09:42 PM
  #35  
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Originally Posted by tobijohn
OK, let me rephrase that then:

Boy, things sure seem to fly around in the cabin a lot more when you step on the gas than they did in the Neon! Woo-Hoo!

Tobijohn, that is a awesome looking car and didnt mean to **** on your parade. Congrats! I read your thread under the influence and took it as a LT1 bash. My bad. All you Lt4 guys show mercy to your younger brother(LT1) for he was intoxicated.
Old 06-17-2006, 09:46 PM
  #36  
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Originally Posted by bobmic93
Tobijohn, that is a awesome looking car and didnt mean to **** on your parade. Congrats! I read your thread under the influence and took it as a LT1 bash. My bad. All you Lt4 guys show mercy to your younger brother(LT1) for he was intoxicated.
Nothing to apologize about, no offense taken! We wouldn't be much of a family if we didn't quarrel a little bit...

Old 06-17-2006, 10:33 PM
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MrNuke
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Originally Posted by SurfnSun
funny..nothing higher than 300rwhp stock...which equates to 345hp, not 370 or more. Who knows...different dynos, different days, STD vs SAE.
Like I said :

3-5% about 340-350chp
1-2% 360-370chp
1/2% over 370chp

Those were only 40 out of how many LT4 '96s on the market? How many thousands? Besides looking at those dynos makes me think the 340-350CHP is more than only 3-5%.. MOST of those stock dynos were right in that..

And yes ,there were two at the end that list, that hit 350CHP+ STOCK. Not bad at all I'd say.

Most cars with just an exhaust and K&N were around 375+CHP..
As most corvette owners, an exhaust and a K&N is considered a mild and basic modification.. Heck I don't know many C4's that don't have that done at least..

This isn't supposed to be an LT4 vs LT1 debate though.. They are both great. Heck I have an LT1 that runs like a raped ape bone stock. Just aswering a members' questions that's all.
Old 06-17-2006, 10:57 PM
  #38  
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I've had an LT1 and always wanted an LT4. Now that I have an LT4, I can see why I always wanted one.
Old 06-17-2006, 11:29 PM
  #39  
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Originally Posted by tobijohn
Boy, things sure seem to fly around in the cabin a lot more when you step on the gas than they did in the LT1! Woo-Hoo!



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