The Chrysler 90 HP Outboard, manufactured in 1974, represents a robust and reliable marine propulsion system. Engineered for performance and durability, this outboard motor features a carburetor fuel induction system and water cooling for efficient operation. Its transmission offers forward, neutral, and reverse gears, managed by a steering handle mechanism. The starting system is versatile, incorporating both electric and manual starter options, supported by a magneto ignition and an alternator charging system. This model is designed to provide dependable power for a variety of boating applications, reflecting a commitment to quality marine engineering. This Service Repair Workshop Manual provides comprehensive guidance for the Chrysler 90 HP Outboard. It covers essential maintenance procedures, including tune-up components like spark plugs and carburetor adjustments, as well as critical technical specifications and safety guidelines. The manual details engine specifications, transmission operation, and electrical system components. It is intended to assist owners, mechanics, and technicians in performing routine maintenance, troubleshooting issues, and ensuring the optimal performance and longevity of their 1974 Chrysler 90 HP Outboard motor.