Right on thanks for all the info I do appreciate it. The pan is square of the one that's in there but that is the second one. With 4l80 what kind of modification is required if any. I got the thing for next to nothing with a blown tranny everything else works well. The guy who did work for...
I just picked up this thing for next to nothing trying to find out what the original tranny was. Previous owner had transmission replaced and it went shortly after. I think he may have had wrong one put in. I see that it may have the 4L60e or the 4L80e. I am trying to figure out what I can...