# My '08 STS-V

**URL:** <https://forums.speedlife.net/t/my-08-sts-v/263024>\
**Category:** Builds\
**Created:** [March 15, 2012, 3:59pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024 "2012-03-15T15:59:27Z")\
**Posts on this page:** 20\
**Page:** 5

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**Author:** ![suzukijake](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/suzukijake/32/6749_2.png) [@suzukijake](https://forums.speedlife.net/u/suzukijake)\
**Post date:** [April 20, 2012, 12:30pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/81 "2012-04-20T12:30:11Z")

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> [@Info on boosting a Crossfire...](https://forums.speedlife.net/t/info-on-boosting-a-crossfire/49238/16):
>
> these are RWD, correct? an aluminum driveshaft could help you get the 60ft times, if it doesnt come with one.

some ones been playing a little to much gran turismo:skid

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**Author:** ![Boost\_Creep](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boost_creep/32/6366_2.png) [@Boost\_Creep](https://forums.speedlife.net/u/Boost_Creep)\
**Post date:** [April 20, 2012, 12:37pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/82 "2012-04-20T12:37:33Z")

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> [@China Stealing and Copying Military Secrets](https://forums.speedlife.net/t/china-stealing-and-copying-military-secrets/49242/4):
>
> I’ll put it this way. If 2 RWD vehicles are identical, except one has a steel driveshaft, and the other has an aluminum one, the second car will accellerate better. the top speed may be the same, but the car with the aluminum shaft will get there first.  
> .

WAT.

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**Author:** ![Mike3](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mike3/32/6350_2.png) [@Mike3](https://forums.speedlife.net/u/Mike3)\
**Post date:** [April 20, 2012, 12:45pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/83 "2012-04-20T12:45:23Z")

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wut :skid

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**Author:** ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)\
**Post date:** [April 20, 2012, 1:20pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/84 "2012-04-20T13:20:37Z")

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Hate to say this guys, but skid is on the right track. A lightweight driveshaft will produce gains on the dyno AND on the street/strip.

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**Author:** ![LKSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lksi/32/6316_2.png) [@LKSi](https://forums.speedlife.net/u/LKSi)\
**Post date:** [April 20, 2012, 1:27pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/85 "2012-04-20T13:27:00Z")

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what a 2-3hp/tq increase on this car? The difference is 110% negligible on this application

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**Author:** ![Murrdog9000](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/murrdog9000/32/6391_2.png) [@Murrdog9000](https://forums.speedlife.net/u/Murrdog9000)\
**Post date:** [April 20, 2012, 2:21pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/86 "2012-04-20T14:21:51Z")

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🤣rofl:rofl

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**Author:** ![rexford\_flats\_racing](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rexford_flats_racing/32/6295_2.png) [@rexford\_flats\_racing](https://forums.speedlife.net/u/rexford_flats_racing)\
**Post date:** [April 20, 2012, 3:44pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/87 "2012-04-20T15:44:33Z")

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The only thing I could fathom he’s thinking about is overcoming inertia more efficiently through less rotating mass…its easier to get a lighter driveshaft moving from rest. But I have no facts to back this up.

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [April 20, 2012, 6:35pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/88 "2012-04-20T18:35:51Z")

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^That is exactly what i mean. the rest of you are :skid ed for somehow getting grip out of that.

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**Author:** ![LKSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lksi/32/6316_2.png) [@LKSi](https://forums.speedlife.net/u/LKSi)\
**Post date:** [April 20, 2012, 6:38pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/89 "2012-04-20T18:38:53Z")

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Like I said… completely unnoticeable difference on this car. Maybe rear end gears or a different driver would make a real difference. Switch to an aluminum driveshaft… what are you half a ritard?

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [April 20, 2012, 6:41pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/90 "2012-04-20T18:41:15Z")

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on THIS car. little shit like D/S, trans tune, gears, tire wear even tire pressure can add up to make a noticeable difference

it’s not me that’s the 1/2 tard, it’s you that’s the full fledged 'tard.

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**Author:** ![LKSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/lksi/32/6316_2.png) [@LKSi](https://forums.speedlife.net/u/LKSi)\
**Post date:** [April 20, 2012, 6:43pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/91 "2012-04-20T18:43:45Z")

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OK specialkid 1/4 mile expert. Thank you for you input from vast experience and knowledge of vehicles and motorsport.

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**Author:** ![97cavy](https://avatars.discourse-cdn.com/v4/letter/9/c5a1d2/32.png) [@97cavy](https://forums.speedlife.net/u/97cavy)\
**Post date:** [April 20, 2012, 6:45pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/92 "2012-04-20T18:45:50Z")

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Pipe down fuckers!

Car is slow.

Im fat.

My balls stay cool.

/thread

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**Author:** ![underboosted](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/underboosted/32/6424_2.png) [@underboosted](https://forums.speedlife.net/u/underboosted)\
**Post date:** [April 20, 2012, 7:33pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/93 "2012-04-20T19:33:26Z")

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Less rotating mass equals less tourqe. Been researching this for weeks with flywheel weights for my wrangler to give it more low end. Tourqe is what’s gonna get you off the line faster. Just sayin.

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**Author:** ![kramerbuccs24](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/kramerbuccs24/32/6397_2.png) [@kramerbuccs24](https://forums.speedlife.net/u/kramerbuccs24)\
**Post date:** [April 20, 2012, 11:04pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/94 "2012-04-20T23:04:22Z")

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> [@Dish Network Customers](https://forums.speedlife.net/t/dish-network-customers/37033/56):
>
> Hate to say this guys, but skid is on the right track. A lightweight driveshaft will produce gains on the dyno AND on the street/strip.

Ban 1

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**Author:** ![rexford\_flats\_racing](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rexford_flats_racing/32/6295_2.png) [@rexford\_flats\_racing](https://forums.speedlife.net/u/rexford_flats_racing)\
**Post date:** [April 21, 2012, 9:34am UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/95 "2012-04-21T09:34:28Z")

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> [@Stupid Pieces of crap.](https://forums.speedlife.net/t/stupid-pieces-of-crap/49253/7):
>
> Less rotating mass equals less tourqe. Been researching this for weeks with flywheel weights for my wrangler to give it more low end. Tourqe is what’s gonna get you off the line faster. Just sayin.

Plausible, but at what point does it stop. Heavier wheels, to move this discussion down the driveline, wouldn’t apply more torque to the ground once the limit of adhesion has been reached, right?

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**Author:** ![toomanycamaros](https://avatars.discourse-cdn.com/v4/letter/t/7993a0/32.png) [@toomanycamaros](https://forums.speedlife.net/u/toomanycamaros)\
**Post date:** [April 21, 2012, 5:51pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/96 "2012-04-21T17:51:30Z")

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> [@Stupid Pieces of crap.](https://forums.speedlife.net/t/stupid-pieces-of-crap/49253/2):
>
> on THIS car. little shit like D/S, trans tune, gears, tire wear even tire pressure can add up to make a noticeable difference
> 
> it’s not me that’s the 1/2 tard, it’s you that’s the full fledged 'tard.

> [@Stupid Pieces of crap.](https://forums.speedlife.net/t/stupid-pieces-of-crap/49253/7):
>
> Less rotating mass equals less tourqe. Been researching this for weeks with flywheel weights for my wrangler to give it more low end. Tourqe is what’s gonna get you off the line faster. Just sayin.

> [@FS: High end computer, 2nd 3dmark06 run (XP): 13,663](https://forums.speedlife.net/t/fs-high-end-computer-2nd-3dmark06-run-xp-13-663/48973/10):
>
> Plausible, but at what point does it stop. Heavier wheels, to move this discussion down the driveline, wouldn’t apply more torque to the ground once the limit of adhesion has been reached, right?

Where underboosted is going with flywheel weight is applied torque to the drivetrain and then the wheels.

IE 4.0 spinning a 30 vs 21 lb wheel will have more torque to apply to the driveline when you let the clutch out, due to the additional energy created by spinning the heavier mass. The other side of the coin is the engine has to produce more energy to spin the heavier wheel. Optimal flywheel weight really depends on vehicle intended use and complete drivetrain setup.

Also skid the caddy should have an aluminum DS from GM. They use aluminum on all the DS and torque tubes for reduced rotating mass. However it’s done to improve highway fuel economy 0.01 or w.e. MPG. In the real world aluminum vs. steel no real difference on quarter mile performance in a 13 sec 6k pound car. It’s like the difference of a spare tire in the trunk or not.

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**Author:** ![Skidplate](https://avatars.discourse-cdn.com/v4/letter/s/c2a13f/32.png) [@Skidplate](https://forums.speedlife.net/u/Skidplate)\
**Post date:** [April 21, 2012, 6:31pm UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/97 "2012-04-21T18:31:33Z")

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> [@My b-day present from my wife... Richard Petty Driving Experience!!](https://forums.speedlife.net/t/my-b-day-present-from-my-wife-richard-petty-driving-experience/49250/11):
>
> Where underboosted is going with flywheel weight is applied torque to the drivetrain and then the wheels.
> 
> IE 4.0 spinning a 30 vs 21 lb wheel will have more torque to apply to the driveline when you let the clutch out, due to the additional energy created by spinning the heavier mass. The other side of the coin is the engine has to produce more energy to spin the heavier wheel. Optimal flywheel weight really depends on vehicle intended use and complete drivetrain setup.
> 
> Also skid the caddy should have an aluminum DS from GM. They use aluminum on all the DS and torque tubes for reduced rotating mass. However it’s done to improve highway fuel economy 0.01 or w.e. MPG. In the real world aluminum vs. steel no real difference on quarter mile performance in a 13 sec 6k pound car. It’s like the difference of a spare tire in the trunk or not.

see that’s the answer i was after. ~10lbs off of 3 tons isnt gonna make a difference

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**Author:** ![K20power](https://avatars.discourse-cdn.com/v4/letter/k/41988e/32.png) [@K20power](https://forums.speedlife.net/u/K20power)\
**Post date:** [April 22, 2012, 4:07am UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/98 "2012-04-22T04:07:52Z")

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^ Are you serious? You literally said on the last page that saving weight by getting an aluminum driveshaft would improve the car’s 60’ time. Now you’re saying the saved weight isn’t going to make a difference? Man you are retarded.

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**Author:** ![SSmokinn\_SS](https://avatars.discourse-cdn.com/v4/letter/s/ec9cab/32.png) [@SSmokinn\_SS](https://forums.speedlife.net/u/SSmokinn_SS)\
**Post date:** [April 23, 2012, 8:06am UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/99 "2012-04-23T08:06:59Z")

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> [@Info on boosting a Crossfire...](https://forums.speedlife.net/t/info-on-boosting-a-crossfire/49238/16):
>
> these are RWD, correct? an aluminum driveshaft could help you get the 60ft times, if it doesnt come with one.

yeah cause clearly aluminum is a better choice.

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**Author:** ![SSmokinn\_SS](https://avatars.discourse-cdn.com/v4/letter/s/ec9cab/32.png) [@SSmokinn\_SS](https://forums.speedlife.net/u/SSmokinn_SS)\
**Post date:** [April 23, 2012, 8:08am UTC](https://forums.speedlife.net/t/my-08-sts-v/263024/100 "2012-04-23T08:08:58Z")

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> [@China Stealing and Copying Military Secrets](https://forums.speedlife.net/t/china-stealing-and-copying-military-secrets/49242/4):
>
> doesnt help it hook. but with less mass then a comparable steel driveshaft, an aluminum one will A) be lighter in general and B) result in a better launch.
> 
> I’ll put it this way. If 2 RWD vehicles are identical, except one has a steel driveshaft, and the other has an aluminum one, the second car will accellerate better. the top speed may be the same, but the car with the aluminum shaft will get there first.
> 
> if Boxersix or KK wants to elaborate/prove me completely wrong, go for it. i cant explain things very well.

put it this way…

my car from the factory had a 3.5" aluminum driveshaft. It broke.

I now have a 3" chromoly PST driveshaft with a forged yoke. Guess what? my car is the same with it.

your theory is butt fucked. Your talking a very minimal weight difference. If you wanna talk about rotating mass, looking at wheels/ tires or even flywheel’s. Not the driveshafts.

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