Transfer Case Diagram

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I don't have the original guide any more, but I can identify at least some of the parts in the diagram. You can see from the legend on the levers (I/II/III) and in the diagram above the levers, you can see the back end of the engine attaching to the transfer case. #3 is the passage or the shaft (hard to tell from the diagram) to which the engine is attached. #32 is the output shaft to the front differential; #21 leads to the rear. Beyond that, you're on your own...