This manual covers the Tohatsu 90 HP outboard motor, designed for marine propulsion. It encompasses all styles and is built with engineering quality and reliability in mind. The Tohatsu 90 HP is a powerful and dependable choice for a variety of boating needs, offering robust performance for its intended use. The Tohatsu 90 HP Service Repair Manual provides comprehensive guidance for maintaining and repairing your outboard motor. It includes detailed procedures for tune-ups, fuel systems, ignition and electrical systems, lubrication and cooling, powerhead overhaul, lower unit and gearcase service, trim and tilt systems, and hand rewind starter service. Technical specifications, including tightening torques, essential tools and equipment, a glossary of terms, and a master index are also included to assist owners, mechanics, and technicians.