Low 13's possible with this stuff?
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Supreme Member
Joined: Jan 2002
Posts: 1,370
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From: Las Vegas, NV
Car: 1990 Iroc-Z
Engine: L98
Transmission: 700R4
Low 13's possible with this stuff?
Car is in my signature. Looking to do quite a bit of bolt-on work before moving on to a 383 stroker in the future. The transmission is a mild build up w/ a plain ol' 1800 stall. I got 3.42 limited slip, and other than that assume the rest of the car is in good tune.
So... It is my hope to hit very low 13's before stroking up to 383 cubes with this stuff:
!airboxes w/ k&ns
Throttle body foil
Ported upper plenum
Edelbrock runners & lower plenum
MSD blaster coil, cap & rotor, and 8mm wires
MSD 6al box
Subframes
LCA's
Dynomax 1 5/8" headers
Dynomax super cats
Dynomax catback w/ one of thier mufflers
Battery relocation to hatch
Anyone agree with me that I can see 13.1's with all this stuff?
So... It is my hope to hit very low 13's before stroking up to 383 cubes with this stuff:
!airboxes w/ k&ns
Throttle body foil
Ported upper plenum
Edelbrock runners & lower plenum
MSD blaster coil, cap & rotor, and 8mm wires
MSD 6al box
Subframes
LCA's
Dynomax 1 5/8" headers
Dynomax super cats
Dynomax catback w/ one of thier mufflers
Battery relocation to hatch
Anyone agree with me that I can see 13.1's with all this stuff?
Thread Starter
Supreme Member
Joined: Jan 2002
Posts: 1,370
Likes: 0
From: Las Vegas, NV
Car: 1990 Iroc-Z
Engine: L98
Transmission: 700R4
Just street tires.
The car ran a 14.9@92 mph with a bad fuel pump and transmission. Add to that 2,200 feet elevation at las vegas motor speedway.
I imagine I am currently somewhere around 14.4-14.6.
I mean, high 13's? That doesn't sound right guys, I think I can easily see 13.5 with that stuff and good 60' times.
Once again car is in sig for reference.
The car ran a 14.9@92 mph with a bad fuel pump and transmission. Add to that 2,200 feet elevation at las vegas motor speedway.
I imagine I am currently somewhere around 14.4-14.6.
I mean, high 13's? That doesn't sound right guys, I think I can easily see 13.5 with that stuff and good 60' times.
Once again car is in sig for reference.
Last edited by D Stroy H8; Feb 17, 2003 at 02:57 AM.
Senior Member
Joined: Jul 1999
Posts: 784
Likes: 0
From: Sacramento, CA
Car: 89 Iroc
Engine: 383
Transmission: 700R4
Axle/Gears: 3.45
Seriously, high 13s is the best with the mods listed. I'd bet $$ on it. Let us know when you're done though so we'll know for sure.
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From: Dale City, VA
Car: 91 GTA and 85 IROC
Engine: 355
Transmission: gear jammer
Axle/Gears: 4.11
Originally posted by D Stroy H8
Just street tires.
The car ran a 14.9@92 mph with a bad fuel pump and transmission. Add to that 2,200 feet elevation at las vegas motor speedway.
I imagine I am currently somewhere around 14.4-14.6.
I mean, high 13's? That doesn't sound right guys, I think I can easily see 13.5 with that stuff and good 60' times.
Just street tires.
The car ran a 14.9@92 mph with a bad fuel pump and transmission. Add to that 2,200 feet elevation at las vegas motor speedway.
I imagine I am currently somewhere around 14.4-14.6.
I mean, high 13's? That doesn't sound right guys, I think I can easily see 13.5 with that stuff and good 60' times.
I have run a best of 13.4-13.5@103 w/ the mods in my sig. That's w/ no tuning and a ZZ4 motor. The only improvement to the motor that I see you doing is minor intake mods, headers and catback.
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iTrader: (1)
Joined: Jun 2001
Posts: 1,668
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From: Dale City, VA
Car: 91 GTA and 85 IROC
Engine: 355
Transmission: gear jammer
Axle/Gears: 4.11
so lets say you run a 14.6 @ 95 now. you would need to pick up at least 70 rwhp to pick up 7mph and 7 tenths. That's why people are saying high 13's
Thread Starter
Supreme Member
Joined: Jan 2002
Posts: 1,370
Likes: 0
From: Las Vegas, NV
Car: 1990 Iroc-Z
Engine: L98
Transmission: 700R4
Heres the figures from best run with rotten fuel pump and almost dead tranny.
1/4... 14.986@91.58
r/t... 0.641
60'... 2.224
330... 6.261
1/8... 9.601
1/4... 14.986@91.58
r/t... 0.641
60'... 2.224
330... 6.261
1/8... 9.601
Thread Starter
Supreme Member
Joined: Jan 2002
Posts: 1,370
Likes: 0
From: Las Vegas, NV
Car: 1990 Iroc-Z
Engine: L98
Transmission: 700R4
Not just minor breathment mods dude... a much better ignition and improved suspension! Isn't it true that alot of L98's see 13.9x with FREE MODS? I can;t imagine spending around 4,000 dollars (tranny and bolt ons) to only see a 13.9x at best. I am sad now.
Senior Member
Joined: Jul 1999
Posts: 784
Likes: 0
From: Sacramento, CA
Car: 89 Iroc
Engine: 383
Transmission: 700R4
Axle/Gears: 3.45
Originally posted by D Stroy H8
Not just minor breathment mods dude... a much better ignition and improved suspension! Isn't it true that alot of L98's see 13.9x with FREE MODS? I can;t imagine spending around 4,000 dollars (tranny and bolt ons) to only see a 13.9x at best. I am sad now.
Not just minor breathment mods dude... a much better ignition and improved suspension! Isn't it true that alot of L98's see 13.9x with FREE MODS? I can;t imagine spending around 4,000 dollars (tranny and bolt ons) to only see a 13.9x at best. I am sad now.
Thread Starter
Supreme Member
Joined: Jan 2002
Posts: 1,370
Likes: 0
From: Las Vegas, NV
Car: 1990 Iroc-Z
Engine: L98
Transmission: 700R4
Call me an optimist, but I plan to see mid 13's before the 383. This will be happening very gradually, as I wish I had the money for all of this stuff all at once but I don't. Low 13's I think everyone is right and it's a stretch. High 13's tho still sounds a little cautious to me. So mid 13's is my aspiration. I have been inspired by quite a few mild mod lists showing off mid 13's in the readers ride section as well as others.
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