Weight difference: TH350 vs. TH400 vs. 4L60E
My TH350 w/JW ultra-bell weighed 140lbs. (the ultra bell adds a few lbs.). My powerglide weighs just under 100lbs.
Can't help you on the TH400 or 4L60E...
Can't help you on the TH400 or 4L60E...
Here's the weights of all the T-56 variations, scroll to the bottom.
http://www.ttcautomotive.com/products/T-56.asp
http://www.ttcautomotive.com/products/T-56.asp


