My bad...guess there were a few T100 4cyl that came in an automatic...
Autotrader 1996 T100 fer $4500 link...
Another 1996 T100 4cyl auto fer $6000... :0
But you can tell it doesn't have things like a tach or other gauges. It was the basic truck. Not sure how much work it would take to put the DX/SR5 cluster in there with all the sensors...
Also, it didn't have the other small things like the map light that the SR5 trucks got...
At least you know what options there are. The last year I ever found fer the long bed with a V6 was a 1996 SR5. But I think those are pretty rare...