My new to me 1 Ton Dually

bought this a year or so ago 79 w300 no motor was a 360 i think , but dana 70's front n rear . the guy i got it from was trying to make it an earlier model for the smog laws here limit to 75 and under not requiring smog checks . and the frame on this think is stronger than i've ever seen . and i got all the tow rigging parts with it .

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That looks like a king-pin Dana 60 under the front.