Shop Our Categories www.portrayalpress.com Search site Shop Manuals Recommended Sets 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 Engineering Shop Books Jeeps Military History Uniform Reference Motorcycles Amphibious Armor Hi-Speed Tractors Land Rover Trucks American Firepower Series Watch Portrayal.tv Parts & Merchandise Studebaker Parts Submit Search Vehicle Information Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 > Shop 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 ORD 7 G503 Operational Maintenance Allowances for MB/GPW (1951) ORD 9 G503 Illustrated Parts for MB/GPW (1945 Edition) TM 9-1803A Engine Rebuild Manual for G503 (MB/GPW) Special Canadian Foreword to TM 10-1207 (Willys MB/G503) Price: $15.99 Price: $48.99 Price: $21.00 Price: $4.99 ORD 9 G503 Illustrated Parts Manual MB/GPW (1949) TM 11-2715 Radio Installation Manual for MB/GPW (G503) Special Mechanics Manual on Willys "Go-Devil" flathead engine. TM 10-1186 Willys Master Parts List (MA, MB & MBT) Price: $45.00 Price: $19.00 Price: $9.00 Price: $48.99