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Old 11-21-2012, 08:25 AM   #65
kmbkk
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Quote:
Originally Posted by RallySport Direct View Post
In my opinion, the carbon fiber driveshafts are well worth the money. I know $1K+ is hard to justify, but the results are amazing.

The advantages to carbon fiber over aluminum are the diameter, weight and strength. Generally aluminum driveshafts are quite a bit bigger and usually require modifications to the underside of the body to fit properly.

Why carbon fiber? (from PST's site)
  • Lighter than steel or aluminum.
  • Three times torsional strength of steel.
  • Torsional spring rate allows better tire hook-up.
  • Torsional spring rate allows smoother shifting.
  • Less shock load to the differential.
  • Eliminates or dampens high speed vibrations.
  • Reduces transmission and differential breakage.
  • A much greater safety factor - carbon fiber will return to a fiber and not create shrapnel under the car, as would aluminum or steel shafts.
-Zach
Zach,

Thanks for the info. I'm just trying to determine if this is worth it for me. My car is a DD and I don't plan on tracking it. Having said that, I do enjoy a spirited drive, and I will have the ability to definitely run up the wick, with an E85 map. Man, decisions, decisions...
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