The NOS motor has been rebuilt as they go bad over the years sitting on the shelf. Fresh coat of paint after rebuild. Newest Patent date on it 1943 making it perfect for WWII Era G-503. Trico S-583-1 is designated by the US Gov as "Universal Open Cab Wiper Motor" it is used extensively on WWII through Korea Era Military Open cabs.
Jeep Used this set up as the "upgrade" usually field installed on the drivers side and a hand wiper remained on the passenger side. Feel free to contact me. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exterior Parts & Accessories\Wipers & Washers\Additional Wiper & Washer Components". The seller is "thewiperman" and is located in this country: US.This item can be shipped worldwide.