Originally Posted by LantanaTX
If you can get a 55 drive shaft you can take take drive shaft and your original drive shaft to a drive shaft shop and they can make one to fit your car. At least that is how the street rodders over here get it done.
Unfortunately i couldn't find shops as you explain, I'll see tomorrow how i can solve it, if ever swapping the end of gearbox won't be possible, I will create an adaptaotor for it, I'm working wright now on it with 'Solidworks' software.
Karim.