This Service Repair Workshop Manual covers the 1970 Chrysler 70/75/85/90 HP Outboard models. These 2-stroke outboard engines are designed for reliable performance, offering a range of horsepower options to suit various marine applications. Key features include a water-cooled system, magneto and electric starter ignition, an alternator charging system, and both electric and manual starter options. The robust engineering of these engines ensures durability and efficiency on the water, making them a dependable choice for boaters. This comprehensive manual provides essential information for the maintenance and repair of your Chrysler outboard. It details tune-up procedures, torque specifications, and offers comprehensive troubleshooting guides to diagnose and resolve issues. Specific sections cover the service and repair of the powerhead, steering handle, and electrical components, supported by diagrams, illustrations, and wiring schematics. This resource is invaluable for owners, mechanics, and technicians seeking to maintain the optimal performance and longevity of their 1970 Chrysler outboard engine.