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

Stock LT1 track times

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Old Apr 8, 2003 | 02:34 PM
  #1  
RyanS_Z28's Avatar
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From: T E X A S
Stock LT1 track times

I am looking at these rules for the NHRA's regulations on tracks. I am worried I might need a drive shaft loop or roll cage depending on how fast my car runs. I'm driving an automatic 93 Z28 LT1 with 65k miles. It has a chip, 3" exhaust, meziere water pump, hooker lt's, a transmission cooler, cold air intake with K&N filter, 9.5" BFGoodrich G3 tires, and underdrive pulleys. I have yet to be dynoed but I think I could have as much as 350hp at the engine from 285 stock. I have no clue how quick I could run the track and I dont want to be dissapointed to be sent home if I need a drive-shaft loop or a rollcage before I can race on the track. Any idea's how much HP, 1/4 time, or torque I could have?
Old Apr 8, 2003 | 02:39 PM
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Thebeast431's Avatar
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From: DeLand, FL
You probably have 290-300 rwhp depending on how good your car runs. You can expect probably a low to mid 13 second run. I think all you will need is a helmet. A drive shaft loop if you hit 12's, but unlikely with your few mods. Get a TC and enjoy the 12's.

Travis
Old Apr 8, 2003 | 02:45 PM
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Kris93/95Z28's Avatar
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Just bring a helmet, You should be good
Old Apr 8, 2003 | 03:31 PM
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alot depends on the track, ive been to some super strict tracks, and i've pulled up to tech with slicks on the back of my car and all they said was "is the battery strapped in" i was like yup, and they put the numbers on the car and let me run.
Old Apr 8, 2003 | 03:34 PM
  #5  
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This track has very strict rules. It is supposedly a good track because it is solid concrete and has record track times. Rules include:

All drivers are required to wear long pants, a shirt with sleeves (no tank tops) , and closed toe shoes (no sandals).

All vehicles are required to have at least one functional taillight.

Drivers in cars running 13.99 (8.59) seconds or quicker, and all dune buggy type vehicles runnning 14.00 (8.60) and slower are required to wear a helmet meeting SNELL 85, 90, 95 or SFI 31.1, 31.2, 41.1, or 41.2 Specs…Effective 1/1/2002 SNELL 85 helmets will be prohibited.

Drivers running 10.00 (6.40) to 11.99 (7.49) must wear a jacket meeting SFI Spec 3.3/1.

Drivers running 9.99 (6.39) to 7.50 (4.50) or any vehicle exceeding 135 mph are required to wear a jacket and pants meeting SFI Spec 3.2A/5 and gloves meeting SFI Spec 3.3/1.

A valid NHRA Competition license is required for any vehicle running 9.99 (6.39) or quicker.

All motorcycle riders are required to wear a full face helmet meeting above Specs, leather jacket, leather boots/shoes above the ankle, and leather gloves. Full all leathers or SFI Spec 40.1/2 suit is mandatory on all motorcycles running 120 mph or faster.

A seat belt is mandatory in all cars. A three inch driver restraint system meeting SFI Spec 16.1 is mandatory in all cars running 11.99 (7.49) or quicker, and in convertibles running 13.99 (8.59) or quicker and all dune buggy type vehicles.

A roll bar is required on all cars running 11.00 (7.00) to 11.99 (7.49) and in convertibles running 11.00 to 13.99 and in all dune buggy type vehicles running 12.00 and slower. See the NHRA Rule Book for more detailed information.

A roll cage is mandatory in all cars running 10.99 (6.99) and quicker or any car exceeding 135 mph. See NHRA Rule Book for more information.

A driveshaft loop is required on all cars running 13.99 (8.59) seconds and quicker, except vehicles running 13.00 and slower equipped with street tires.
Old Apr 8, 2003 | 04:26 PM
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hairbear21's Avatar
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From: South Dakota
Run street tires, and if you want a faster E.T., just spend the 80-100 beans and buy the driveshaft loop so that you can run slicks.
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