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I just got a good running 68 Bronco for parts. It turned out to be suffering badly from rust. However, it comes with good electric wiper, power streering, auto tranny (not so good), back seat, and a working heater. Another thing I notice different was the transfer case. My good Bronco has a straight up and down shifting style while the parts Bronco has a J style shift. What are they called exactly and what's the different? Which one is more desirable?
The bad news is the J transfer case is leaking pretty bad. Do I just get some new gaskets all around or I does it need to be rebuilt? The thing I like about this J shifting is it seems to shift easier than the straight style. Do they swap easily? Or do I need some modification?
I have so many questions in mind cuz' I'm don't know anything about this stuff. I rebuilt a 66 Mustang, but it was nothing like this. Thanks for all your help.
That transfer case is exactly what you called it, a J shift. It is basically the same as the earlier T shift with some minor differences. The main difference is the shift rail configuration (and the shifters, of course). The gearing is slightly higher (2.34) than the T shift (2.46) and there are some minor internal changes with how the front output is assembled.
It depends on where the leak(s) are coming from whether it needs rebuilt or not. All of the gaskets can be changed without complete disassembly. The front and rear output seals are easily changed as well. The shift shaft seals require disassembly to be done. At minimum, I would remove the inspection cover after you get it out of the donor to check the gears for wear and get an idea of the bearing condition.
The swap between a J shift and T shift is easy. You just need to transfer the J shifter over and remove the T shift parts. The only thing you may need to consider is that there are 2 different types of drivelines and you may need to swap the transfer case yokes so they will bolt up. Most of the early BW drivelines have been replaced, but you do still run into them now and then.