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Weighed the Vette today...how does this compare?

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Old Dec 2, 2007 | 07:28 PM
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Default Weighed the Vette today...how does this compare?

Neat (Josh) and I went to the track today, but got rained out immediately after getting the car off the trailer and putting his Mickey Thompsons on. Bummer. The bogie was 11.79 with the Mickeys, skinnies, and 58 degrees...maybe next time.

Bummed out we decided to pull in at a truck stop and weigh it on the way home....it weighed in at 3,220 pounds. This was with the fuel between 1/2 and 3/4 tank, stock front wheels, and Josh's f-body rims and Mickey Thompsons on the back. Josh's rims/tires are 9 pounds lighter than my stock rims and Nittos. That means that up until now my race weight has been around 3,400 pounds. I weigh 165.

With the skinnies on the car, it would have weighed in at 3,170 since they are 25 pounds each wheel lighter than my stock rims.

How does this compare to other C4's that have been on the scales??
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Old Dec 2, 2007 | 07:51 PM
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Do the truck scale operators give you any problems for using their equipment? I might stop by one.
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Old Dec 2, 2007 | 10:23 PM
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How'd you get the weight down that much?
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Old Dec 2, 2007 | 10:38 PM
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Mine weighs 2820 with about 1/5 tank of gas, and 2920 with a completely full tank, without driver. Installing a lightweight flywheel this week, so it will drop ~25 more pounds.
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Old Dec 2, 2007 | 10:42 PM
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I dropped quite a bit of weight on mine by switching to aluminum heads, removing the stereo system, removing a lot of junk from the engine compartment, and removing the spare. Next weight saving mod will be lighter wheels. I have no idea how much it weighs though.
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Old Dec 2, 2007 | 10:52 PM
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Not real sure, but I've heard those truck scales are allowed to have a liberal amount of slop. I thought I read plus or minus 100 lbs.
???
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Old Dec 3, 2007 | 12:53 AM
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Originally Posted by Mojave
Mine weighs 2820 with about 1/5 tank of gas, and 2920 with a completely full tank, without driver. Installing a lightweight flywheel this week, so it will drop ~25 more pounds.
How did you drop 3-400 lbs?
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Old Dec 3, 2007 | 07:21 AM
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I'm around #3280 without driver, #3550 with. Me and the car need a diet.
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Old Dec 3, 2007 | 07:50 AM
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Originally Posted by cuisinartvette
How did you drop 3-400 lbs?
He gutted it.
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Old Dec 3, 2007 | 08:38 AM
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I read once that rotational weight loss, especially within the driveline, is very helpful. I read that for every 1 pound of rotational weight loss it is like losing 5 pounds of weight from the car. Not sure if this applies to wheels, or just to flywheels, cranks, torque converters, driveshafts, etc. Anyone know???
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Old Dec 3, 2007 | 08:47 AM
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Originally Posted by dan0617
I read once that rotational weight loss, especially within the driveline, is very helpful. I read that for every 1 pound of rotational weight loss it is like losing 5 pounds of weight from the car. Not sure if this applies to wheels, or just to flywheels, cranks, torque converters, driveshafts, etc. Anyone know???
Not sure about the 1-to-5 number, but rotating mass is DEFINITELY important to minimize. All the engine internals, flywheel, clutch, driveshaft, wheels, brake rotors....it all rotates.
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Old Dec 3, 2007 | 10:27 AM
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Originally Posted by cuisinartvette
How did you drop 3-400 lbs?
Pics and info here: http://www.mowhineracing.com
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Old Dec 3, 2007 | 06:22 PM
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My 94 was 3557 with driver at 230 and 1/3 tank. Also have a roll bar and camber brace.
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Old Dec 3, 2007 | 06:58 PM
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Originally Posted by Raysur
Do the truck scale operators give you any problems for using their equipment? I might stop by one.
No problems at all...paid $8.50 and drove the car up on the scales.
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Old Dec 3, 2007 | 06:59 PM
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Originally Posted by 89 Paul in Cal
Not real sure, but I've heard those truck scales are allowed to have a liberal amount of slop. I thought I read plus or minus 100 lbs.
???
Not sure either, but they did have a sign on the scales that read "Guaranteed Accurate"
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Old Dec 3, 2007 | 06:59 PM
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Originally Posted by RichS
I'm around #3280 without driver, #3550 with. Me and the car need a diet.
Yeah, but you also have a cage in your car...
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Old Dec 3, 2007 | 07:02 PM
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Originally Posted by jonecap

How does this compare to other C4's that have been on the scales??
I've shaved mine down to 2835 with with a full cage, a driver and 5 gals fuel... but there's not alot else left of the car.

Some of the biggest weight savings came from: (in order of weight savings) 1) Gutting everything. 2) Replacing the rear glass with lexan. 3) Replacing the heavy Z-f 6-speed with a lightweight transmission. 4) Replacing the dual mass flywheel with a button clutch. 5) Lightweight racing wheels. 6) Gutting wiring harness using only a few needed circuits, rerouting a smaller battery to rear and using AL batt cables.

Smaller gains like: 7) Replacing OEM starter with a lightweight starter. 8) Plasma cut off all tabs/ narrow door hinges, etc. were more difficult and costly in the Lbs saved for the hassel.

Last edited by craig brian johnson; Dec 3, 2007 at 07:22 PM.
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To Weighed the Vette today...how does this compare?

Old Dec 3, 2007 | 07:12 PM
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Originally Posted by Mojave
Pics and info here: http://www.mowhineracing.com
I still need to go weigh mine. Damn cage adds so much weight though.
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Old Dec 3, 2007 | 07:21 PM
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Originally Posted by jonecap
Neat (Josh) and I went to the track today, but got rained out immediately after getting the car off the trailer and putting his Mickey Thompsons on. Bummer. The bogie was 11.79 with the Mickeys, skinnies, and 58 degrees...maybe next time.

Bummed out we decided to pull in at a truck stop and weigh it on the way home....it weighed in at 3,220 pounds. This was with the fuel between 1/2 and 3/4 tank, stock front wheels, and Josh's f-body rims and Mickey Thompsons on the back. Josh's rims/tires are 9 pounds lighter than my stock rims and Nittos. That means that up until now my race weight has been around 3,400 pounds. I weigh 165.

With the skinnies on the car, it would have weighed in at 3,170 since they are 25 pounds each wheel lighter than my stock rims.

How does this compare to other C4's that have been on the scales??

My car consistanly weighed 3522lbs on the scale at e-town with me in it, and a 1/2 tank of gas, I weigh 190. A stock c4 with a 6spd is suppose to weigh right at 3300lbs, give or take depending on the options.

You could've drove that thing to Jersey by now and had your 11.79 slip.

I just went 12.62@109.84 at atco last saturday.
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Old Dec 3, 2007 | 09:15 PM
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Originally Posted by 1stvette94


You could've drove that thing to Jersey by now and had your 11.79 slip.

I just went 12.62@109.84 at atco last saturday.
I think you're right. You guys in New Jersey have got it made. Either you guys have killer air up there or your tracks are less than 1,320 One of these days I'm going to go to E-town or Atco and check it out.
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