[Brosef]

Originally Posted by Malekreza11

Basic laws of physics.

Lighter flywheels, lighter internals, lighter driveshafts, all cause a loss of low end torque at the wheels. Obviously there would be no loss of BHP with lighter propeller shafts, but the power goes through the wheels at the end of the day.

Anytime you take away some of the rotational mass out of the units that propel the wheels, you will have a loss of torque, or at times a shift in the torque band to the right (still meaning, a loss of low end torque).

that is 100% incorrect.