Originally Posted by George Knighton
Yes, it will shift fine at 11,000.

George... do you know this from personal experience?
To the original poster:
If you are going to spend all that time/money prepping the motor, why skimp and get the OE tranny? Sure it will do the job, but for how long.
Like George is reccomending you should look into something more bulletproof IMO.
I'd check out these guys.
gear-speed.com