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 Changes to TM 9-803 for G503/MB/GPW GPW / MB Organizational Spare Parts & Equipment Manual TM 10-1207, Change 4, Maintenance Manual for Willys MB Mounting & Use Instructions for 12v PTO Generating System for Radio Jeep (GPW & MB) Price: $5.00 Price: $18.99 Price: $35.00 Price: $3.99 Technical Manual for Radio Set 609-A and 610-A TM 10-1186 Willys Master Parts List (MA, MB & MBT) Carter Carburetor Service Manual WO-539S (GPW / MB) TM 11-2707 Installation of Radio Equipment in Ford GPA (G504) Price: $19.00 Price: $48.99 Price: $14.00 Price: $27.00