Yup. Your weight is what is working against you. Too hard on the trans to get something that heavy to move quickly.
Printable View
I wanna say there is a sticky on doing the swap somewhere around here....:duh:
http://www.ls1truck.com/forums/front...rans-swap.html
I have to say on a GMT900 that $2200 is money well spent IF it's installed, the shop has a good rep, and there is a warranty.
I would go 80e