O.K.,a bunch of digging,But,I FOUND A NEW electric (Eaton)relay 2-speed switch,on "E-Buy"! Part#115610-G.M.#-1#15510807. It covers 1956-1966 Chevy's and G.M.C's,in case anybody's interested.Looks like the switch/motor schematics may be covered in the "Spicer"? service manual-EA-29.Good-Luck!!

Last edited by wetwilly5757; 03/12/2013 11:20 PM.
Just sold: 1955 2nd Series 6500 2-Ton Flatbed Truck
Mo' Tater
In the Stovebolt Gallery
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It takes an awful big dog to weigh a ton.