Quote Originally Posted by pedro2u View Post
50sKid did a great video on this. Look starting at 22:30 in the video

https://www.youtube.com/watch?v=k0W5YOQTT2o
yeah output flanges are cake. input flanges require some care and precision.

Quote Originally Posted by nsk040 View Post
So do I have this right?
-ZHP w/ 6 speed: 3.07
-ZHP w/ automatic: 3.64
-e46 330 (non-ZHP) w/ automatic: 3.38
-e46 323 and 325 w/ automatic: 3.46
u got it homie

http://www.bokchoys.com/differential...calculator.htm