Originally Posted by ALKYGTO
T-56 wieghs about 100 lbs more than a Muncie or Tremec.
I never understood the need for 2 overdrives myself.
It's all about dropping the RPMs a highway cruising speed, improving MPG and allowing more powerful cars to be produced in an era of mandated MPG goals.
I have a friend that owns a LS1 camaro that gives him 5000 RWHP, and he gets close to 30MPG on the highway