Shop Our Categories www.portrayalpress.com Search site Technical Manuals TM Bundles by Vehicle By Common Name By Manufacturer Original Manuals Reference Series Amphibious Armor Aviation Jeeps Motorcycles Trucks Other Vehicles Add-ons and Accessories Engines Artillery Small Arms & Machine Guns Field Manuals Markings Guides Radio & Install Civilian Shop Manuals Field Generator Electrical Vehicle Books Amphibious Armor Hi-Speed Tractors Jeeps Land Rover Trucks Dodge Motorcycles Military History Uniform Reference Merchandise Submit Search Vehicle Information The DUKW The Weasel Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 > Technical Manuals > Jeeps > WWII (GPW & MB) > US Army MWO to Convert G503 Electrical System from 6 to 12 Volt (MB/GPW) Price: $11.99 Product Code: MWO-ORD-G503-W7 Qty: Description This is the manual to convert the electrical system from 6 volts to 12 volts on certain specified Willys MB/FordGP vehicles. Enlarged, complete edition, 29 pages. Related Items US Navy Installation Manual Radio and 12v 55a Generator (GPW / MB Radio Jeeps) TM 9-1803B Rebuild Manual Power Train, Body and Frame (MB/GPW) (G503) SNL G-658 Ford Master Parts List Last 1944 Printing (G658) Arc Welder Kit for G503. Installation manual for MB/GPW. 20 pages. Price: $5.00 Price: $25.00 Price: $42.00 Price: $8.00 TM 9-1929A Restoration of Speedometers, Tachometers and Recorders #1 Restorer's Tech Library Bundle - WW2 G503 Jeep Special Mechanics Manual on Willys "Go-Devil" flathead engine. ORD 7 G503 Spare Parts and Equipment Listing for MB & GPW (1944) Price: $19.00 Price: $105.00 Price: $9.00 Price: $6.99