Originally Posted by
Infinite 12th
Why do want lightest?
... it's a somewhat fanatical desire to remove as much rotating mass from the drive train as possible. I'm not sure of the math on this one but from my understanding there's something like a 10:1 effect that rotating mass has on acceleration (as apposed to static mass). Taking away a single gram from the drive train has the same effect on acceleration of taking 10 grams of static mass away from the car.
if you google the topic that 10:1 ratio keeps coming up...