LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

very dissapointed

Old Jun 2, 2005 | 08:42 PM
  #1  
badasschevy625's Avatar
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From: plymouth-canton, Michigan
very dissapointed

i ran last night with all the mods in my sig and went 13.7 does anyone have any ideas of what could be the issue here im very frustrated i went the same time as last year after all that work
Old Jun 2, 2005 | 08:48 PM
  #2  
LT1 POWR's Avatar
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Re: very dissapointed

With what mods you have that seems about right or maybe .2-.3 high depending on track conditions.

Last edited by LT1 POWR; Jun 2, 2005 at 08:51 PM.
Old Jun 2, 2005 | 08:51 PM
  #3  
curly's Avatar
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Re: very dissapointed

Those times seem about right from what I have seen. A better 60' time would also help. Your car is going to be screaming at the 1/4 mile mark with 4:10's .
Old Jun 2, 2005 | 08:52 PM
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badasschevy625's Avatar
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From: plymouth-canton, Michigan
Re: very dissapointed

i ran that 13.6 with just cat back and cai the other mods below i just ran last night and got a 13.7 that makes no sense at all
Old Jun 2, 2005 | 08:56 PM
  #5  
LT1 POWR's Avatar
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Re: very dissapointed

Track conditions, weather and other factors like how you launch make up for the .1 difference.
Old Jun 2, 2005 | 09:17 PM
  #6  
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Re: very dissapointed

Sounds about right. You may go slower with the 4.10's too cause you'll probably blow the tires off of it even with the Nitto's.

Ken R.
Old Jun 2, 2005 | 10:09 PM
  #7  
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Re: very dissapointed

sounds like you had a lucky run when you ran that 13.6 last year--must have been perfect track conditions. I was at the track lastnight and everyone was slower here in Columbus. '02 WS6 that usually runs 13.3's was running 13.6s'. I was running 13.3-13.5 and my buddy usually runs 14.9 was running 15.3 in his integra. But for your mods, that sounds like a decent time.
Old Jun 2, 2005 | 11:34 PM
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Re: very dissapointed

MPH on both trips to the track? Temperature? Humidity?
Old Jun 2, 2005 | 11:44 PM
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Re: very dissapointed

What did the 60's look like? I bet you spun em and thats alot of the reason why.
Old Jun 3, 2005 | 12:04 AM
  #10  
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From: Aiken, Sc
Re: very dissapointed

the hypertech is your prob and 4.10s seem like over kill unless you are building a track only car imo
Old Jun 3, 2005 | 12:13 AM
  #11  
LT1 POWR's Avatar
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Re: very dissapointed

Yea i wouldnt mess with the hypertech and the underdrive pulleys unless you have alot of extra money laying around. Most people say they they arent worth the money. There are no real gains for the money.
Old Jun 3, 2005 | 01:42 AM
  #12  
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Re: very dissapointed

I agree that your before time was very good and musta been on perfect conditions. I ran a 13.6 with my mods now MINUS- headers and gears on bfg drag radials. I lost a full 6 tenths after I added headers and gears and switched to M/T Drag radials.
Old Jun 3, 2005 | 07:26 AM
  #13  
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Re: very dissapointed

Originally Posted by badasschevy625
i ran last night with all the mods in my sig and went 13.7 does anyone have any ideas of what could be the issue here im very frustrated i went the same time as last year after all that work
No offense... but your selection of mods where not the best choice IMO. I don't see headers mentioned anywhere. I would definately have done them....you will see good gains there. The hypercrap, I ran one to, only richens up the fuel mixture......which probably hurt you some. Get a tune from pcmforless or madwolf. The pulleys will show a VERY LITTLE gain if any. The 4.10's are probably getting you out of your power band so fast you can't take advantage of the HP your motor is making. You are probably making your most power with those mods in the 2500-5000 range...just like a stocker. To really take advantage of those gears a cam and convertor would be a big plus. Your times sound right for your mods.
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