Back when I was running a TC5 in VTA I swapped the CVD's and hexes for lite weight counterparts, drilled the solid lay shaft and trimmed the extra threads of the axles. The car accelerated better and picked up a little speed.
Originally Posted by
Nerobro
That's not an incredibly useful number. For rotating stuff, the moment of inertia is what matters, not the actual weight. That's harder to calculate... That said, in comparison to the total weight of the car, I can't see how reducing drivetrain weight has any significant effect on the behavior of the car.