The 1964 Plymouth Valiant Service Manual provides comprehensive guidance for maintaining and repairing all Valiant models. It covers engines (170, 225 Slant-6, 318, 361, 413, 426 V8), transmissions (3-speed, 4-speed, Torqueflite automatic), carburetors, fuel systems, electrical components, suspension, brakes, and diagnostics. With step-by-step instructions, specifications, and diagrams, it served as the essential factory reference for mechanics to ensure reliable performance and proper upkeep of the Valiant