This manual covers the Chrysler 130, 135, and 150 outboard motors manufactured in 1974. These water-cooled engines feature magneto ignition and carburetor fuel delivery, offering horsepower options of 130, 135, and 150 HP. They are equipped with both electric and manual starter options, an alternator for charging, and an outboard gearcase with variable gear reduction ratios. The engineering of these motors is designed for reliable performance in marine applications. The purpose of this English-language service repair workshop manual is to provide comprehensive guidance for the maintenance and repair of the specified Chrysler outboard motors. It includes detailed procedures for routine maintenance, such as tune-ups, spark plug replacement, and gear oil changes. Furthermore, the manual offers troubleshooting information for common issues, wiring schematics, and detailed technical specifications, including torque values and engine data. This resource is essential for owners and technicians to ensure the longevity and optimal functioning of the equipment.