Originally Posted by Stretch

I wasn't very clear about that - I meant to say I reckon a UJ at the differential and a UJ at the transmission with a single shaft like the picture mach4 posted would be best for that offset configuration.

Another possible problem is a difference in gimbal size which will tend to push and pull the shaft.

Anyway - whatever

@charliebob

Please don't get upset with me - I am very keen to see how your project develops. You are indeed living the dream. Kind of like a fast and loud build but with out the constant whoo-ing I guess. Given half the chance I'll be doing something similar myself.