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The stuff you see under the Jeep is called cotton. We have trees here that put off a lot of that stuff and it is flammable. It should come off w/a pressure cleaner.
T-case is a 219. Only case available that year as far as I know. It will also have a small round plate on the back located right about in the middle of the rear. Under all that cotton some place.
The front axle is a D44, and the rear axle is an AMC20, sometimes called an AMC23. While it uses the same ring and pinion as the AMC20 in a CJ, the tube are larger, and it has single piece shafts.
Also, how does the AMC23 hold up? You mentioned one piece axles?
Not sure about the tranny though.
Thanks,
Jim
The CJ AMC20's used two piece shafts that were prone to failure. So you don't have to worry about that. The M23 in my J10 has held up fine over the years. No reason to change it out really unless you are going to something larger than a 35" tire.
The 219 is a fine case. Its only lacking feature is a 2wd mode.
Oh, the trans is a TF727. The guts are basic Chrysler parts, but the case is unique to AMC.
If the tank on your '80 is like my 81, the sender is on the front of the tank. The tank can stay in the truck and your can get it out. Although dropping the tank in my '81 is 4 bolts and takes hardly any time at all.
Unfortunately I cannot see the photo you linked (Unless you had intended on posting a photo of a pink unicorn?)
If your tank is empty, or nearly empty, then it shouldn't be too hard to drop. That'll also give you a chance to examine fill tubes/hoses, the rubber hoses between the tank and steel lines, etc. It would also give you a chance to look the tank over real well for punctures, etc.
I'd say it would be worth the work/effort, just to get a look at the stuff the tank hides.
I have to rebuild the carb and get a new sender so I might as well complete the fuel system w/hoses and a tank flush.
I did have a note that the tank leaked but couldn't find a receipt that it was fixed-been repaired or noted but not 100% sure. The vehicle originally came from Calif Dept of Game commission so they have all the receipts w/the vehicle.
Once fuel is back into it, and the gaskets have a chance to swell back as they were...
Let it soak, do not get in a hurry for the carb. It might be ok.
U R right-no leaks.
Put some premium in the tank (4 gallons) and got her running again. She idled for a long time then when the (somewhat) high idle released she started to die. The temp was at normal and after normal temp the oil pressure was 38psi idle. 40 cold. No leaks at the carb so I guess the seals swelled after sitting for so many years. Maybe I need to adjust the carb and go from there. More continued-stay tuned.