hey guys any help would be great the car is a 4l60e car and i wanna put a 400 in what allude i need to make this work i have searched and can't really find the answer of what parts or what size tail shaft i need to get or any certain rear trans ?? thanks in advance

 

Here are some info. https://ls1tech.com/forums/automatic...parts-buy.html

 

We had some really good info in that thread for a list of parts needed! We can also provide most of the parts making it a one stop shop for you. Give us a call or shoot me a PM i'll get you hooked up.

-Dalton