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Lighter Driveshaft

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Old Jun 14, 2009 | 10:57 AM
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Lighter Driveshaft

Is there a noticable difference from stock? Looking to shave some weight.
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Old Jun 14, 2009 | 11:07 AM
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We have a customer that did our driveshaft upgrade by itself and shows 2-3mph gains in the 1/4 mile on a 120mph trapping car.. For more info..

http://awdmotorsports.com/awdmoaldr.html
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Old Jun 14, 2009 | 12:23 PM
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That looks great! What else do you think I could do to improve my 1/4 mi times? I gutted my car and got it down to 2990 lbs. I have not bolted on any weight savings products yet. I also use my car as a DD.
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Old Jul 17, 2009 | 10:21 PM
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You might as well think about swaping brake rotors for lighter ones. Ultimately it is the same efect since the driveshaft and the rotors play a big role on motion and drivetrain lose.

Carlos
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Old Jul 18, 2009 | 06:53 AM
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Lightweight driveshaft, wheels, and brake rotors.
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Old Jul 18, 2009 | 11:40 AM
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Rotational mass is huge. The rule of thumb is for every 1 pound of rotational mass removed is like taking 3 pounds out of your car.
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Old Jul 18, 2009 | 11:42 AM
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Originally Posted by awdboosted
Rotational mass is huge. The rule of thumb is for every 1 pound of rotational mass removed is like taking 3 pounds out of your car.
This is correct and increases even more if your removing the weight from a large rotational part like a wheel or tire.. Lightening The furthest part from the hub of the wheels yields the greatest gains..

MIke
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Old Jul 18, 2009 | 01:06 PM
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And since AWD's Alu d/s is nearly 16lbs off, that equates to trimming 48lbs out of the car. It's a noticeable difference. From pulling out to screaming down the highway wot in 5th gear. It also kills a mount and knocks a lot of the jerky slop out of the car. Well worth the investment.
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Old Aug 9, 2009 | 04:18 PM
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Originally Posted by dambikeracer
That looks great! What else do you think I could do to improve my 1/4 mi times? I gutted my car and got it down to 2990 lbs. I have not bolted on any weight savings products yet. I also use my car as a DD.
Salads
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Old Sep 6, 2009 | 08:09 PM
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Yeah, +1^^. I have the AMS carbon drive shaft and, while I didn't dyno it afterwards, I could definitely feel the difference on the street. It kinda felt like the turbo spools a couple hundred rpm earlier. It's not but the response at the wheels is increased for sure.
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