the 65 is nothing more than a glorified 545.
My 2014 RCLB I run a 428in SRT392 with the 65, pulling about [email protected]
the rear wheels only reason I haven't blown the 65 is I shift it all the time unless on the highway, and I have one H.E. double hockey sticks of a good luck charm. I know I'm going to have to get a serious box in it if I want to run it hard.
This thread has a How to , and what problems charonblk07 ran into swapping a 4l80E in to his truck,
apparently there have been a few successful Th400 installs , My plan is going to be a 518/46rh install sometime in April
Some good info in this thread, but not a fix,
65rfe performance upgrades | DODGE RAM FORUM - Dodge Truck Forums
At this point in time there is no way to put the ZF8 in the 4th Gen trucks,
as for a T-56 swap, or TKO 500/600 I do think it's possible....
Welcome to the Club and don't worry your not alone,
, Not bad for a 392Ci NA 4400 lbs truck ,