This workshop service manual provides comprehensive information for the Chrysler 120 HP Outboard, produced between 1969 and 1984. Engineered for reliability and performance, this engine is designed to meet the demands of its intended applications. The manual covers the intricacies of its internal combustion engine, including its 120 horsepower output, and details for various systems such as fuel, ignition, lubrication, and exhaust. It also addresses proprietary components, ensuring that all aspects of the engine's operation and maintenance are thoroughly explained. The purpose of this English-language manual is to serve as a definitive guide for owners, mechanics, and technicians. It details routine maintenance, tune-up procedures, and diagnostic processes to ensure optimal performance and longevity. Extensive repair procedures, including engine and transmission disassembly and reassembly, are covered, along with electrical system and body repair. Safety precautions, the use of special tools, and proper torque specifications are also emphasized, providing all necessary information to maintain and repair the Chrysler 120 HP Outboard effectively.