Description: Original Motorola auto vibra-tone system reverberation service manual for the 1964 Ramblers. Models include: Ambassador, Classic, and American. Includes convertible, hardtop, coupe, sedan, and station wagon models. This manual is for model number RV4R and has 6 pages.  Includes installation instructions and adjustments, schematic/wiring diagrams, parts location photo, parts list and descriptions. The model number of your reverberation system is located on the unit. Good used condition. Shows slight handling, light stains, and storage age.