Previous 4r70w automatic trans with 4.10 gears setup
381rwhp/400rwtq
New t56 6-speed trans with 3.55 gears setup
final #s are 415rwhp/432rwtq
Pretty significant gain, eh? I'm thinking my auto had more than the supposed 20% drivetrain loss. It was pretty much done anyways. Tq converter was fried.