check out the video
http://www.youtube.com/watch?v=8Yxekmav2eQ
these Ford built auto's are based on the ZF 6HP26 boxe's that you will see in the Falcon's. this was the first GT into the 8's, done it back in May last year, proven box is used by many many vehicles in the US running well into the 9's and even now the 8's. 6R80 conversion anyone?
a breakdown of the ZF6HP26 6R80
http://www.makcotransmissionparts.co...df/ZF6HP26.pdf