I've inherited a '82 3+3 dually that's got the 454, dana 60 front, auto, 205, and I believe 4.10 gears......but not sure of that. It's just rusty enough to not be a good candidate to put back on the road. Now.....I've got a '73 C20 Cheyenne Super 454 that I've wanted to change over to a 4x4...