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'91 305tpi track times FINALLY!!!

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Old Jun 21, 2002 | 01:25 PM
  #1  
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From: St. Louis, MO
Car: '91 GTA
Engine: 402ci LS2
Transmission: faceplated T56
Axle/Gears: 9" w/ 4.11's
'91 305tpi track times FINALLY!!!

Well, took my worn out modded 305 to the track. Running a T56/3.42 combo right now with street tires. Here's my times

60'= 2.25
1/8= 9.44 @ 76mph
1/4= 14.6 @ 95mph


How's this for my 305. It has 160k on it and mods are on my website. Still working on the L98 hotcam project. Let me hear some feedback! Thanks
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Old Jun 22, 2002 | 06:10 AM
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From: Camp Lejeune, NC
That is a really nice car. Makes me wish I was home so I could drive my 91 ta. Those are good times also. I haven't been to the track yet but I know I am no where near your times.
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Old Jun 22, 2002 | 10:43 AM
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From: Louisville, KY
Car: 1987 IROC-Z28
Engine: 383 Vortec - carb
Transmission: T56 - 6speed
I'd say that's about right. I have a 305TPI 5-speed and 3.45 BW POSI and I run 14.6 1/4 mile

Hodge
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Old Jun 22, 2002 | 10:41 PM
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From: Tampa,FL
Car: 89 Irocz
Engine: L98
Transmission: 700r4
Axle/Gears: 342
Your up there with a stock L98, I also ran 14.6 on mine, That's really a good time for a 305, You'll be happy when you get your L98 together, you got a sleeping beast waiting to woke up with that combo, let us know how your progress is going.
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Old Jun 23, 2002 | 11:25 AM
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From: St. Louis, MO
Car: '91 GTA
Engine: 402ci LS2
Transmission: faceplated T56
Axle/Gears: 9" w/ 4.11's
re:

Thanks guys for all the compliments. I think its a good running 305 for the mileage and mods. Hope it does wake up though when I put the L98 in! You guys running LB9 and 14.6... what were your 60's like????? THANKS!
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Old Jun 23, 2002 | 04:42 PM
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From: Where the Devil Dances, IL
Car: 87Z
Engine: ?
Transmission: A4
Re: re:

Originally posted by GTA91
You guys running LB9 and 14.6... what were your 60's like????? THANKS!
I pull 1.99 60" and run 14.45@94.93mph. I have an auto with 2.73 posi.
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Old Jun 23, 2002 | 08:30 PM
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From: Maryland; USA
i have a 350 tpi, auto, 3.23 and i run 14.5 and 2.04 60 foot
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Old Jun 24, 2002 | 12:51 PM
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From: St. Louis, MO
Car: '91 GTA
Engine: 402ci LS2
Transmission: faceplated T56
Axle/Gears: 9" w/ 4.11's
re:

Thanks guys! Now I'm just wondering what this car would run with Nittos on it.
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Old Jun 24, 2002 | 08:26 PM
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From: Where the Devil Dances, IL
Car: 87Z
Engine: ?
Transmission: A4
14.4-14.3@95mph easy.
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Old Jun 25, 2002 | 07:04 PM
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From: long island
Car: 90 Formula, 02 ws6
Engine: 305 tpi, ls1
Transmission: 700r4, t-56
Axle/Gears: stock posi 2.73, 12 bolt with 4.11s
i have a 1989 ta with a 305 tpi mods and times in sig
when i ran these times the car was runnig like crap also
i sould be somewherre near 14.5 on a good day
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Old Jun 25, 2002 | 08:24 PM
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From: Louisville, KY
Car: 1987 IROC-Z28
Engine: 383 Vortec - carb
Transmission: T56 - 6speed
My 60's are 2.1 on my best one. it was a 2.2 when I ran the 14.6 though. usually a 2.2 or 2.3

Hodge
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Old Jun 25, 2002 | 10:24 PM
  #12  
rezinn's Avatar
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From: California
My best on the 305 was 14.6, don't remember the mph. That was with bad compression and bad 60' times (2.3). 87 iroc automatic. A 350 took it's place last month.
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Old Jun 26, 2002 | 11:51 AM
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From: Sewell NJ USA
Car: 1991 Z28
Engine: 305 TPI
Transmission: WCT-5
Not bad times. My 91 305 tpi ran 14.8 at 93.6 mph with an auto and 2.73 posi. All I really have done to the car is exhast and K&N's. Hopefully by the end of summer I will have it in the low 14's maybe 13flat with my 350.
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Old Jun 26, 2002 | 03:50 PM
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BD3
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From: Phoenixville,Pa
E.T.,60' times & mph in sig.
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Old Jun 26, 2002 | 06:00 PM
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From: Palm Bay, FL
Car: 2007 Corvette Z06
Engine: LS7
Transmission: 6 speed
14.6 @96 with headers, chip, 90+k miles 305 5spd 2.2x 60', some guys run a bit quicker than you with the SD cars(low 14s), but probably a lot less milage so. Good job.
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