Datsun boxes are numbered by the distance between the centres of the countershaft and the main shaft.
63A came in two versions:
- 63A to fit L-series engine
- 63A to fit A-series engine
So check the bellhousing bolt pattern.
The "A" indicates the transmission revision, not the engine type it fits. ? my casting has a 63A#1 cast were there different versions?
- 63A
Dogleg 5 speed overdrive 5th Slave cylinder is on the left side Uses AT prop shaft What clutch? What was the special vehicle these came out of?
- 63L
See also: Category:Drivetrain Modifications