This Service Repair Manual provides comprehensive information for the Tohatsu 140 HP outboard motor, covering multiple production years. Engineered for reliability and performance, this powerful outboard motor is designed for a wide range of marine applications. Its robust construction and advanced features ensure dependable operation, making it a preferred choice for boaters seeking efficiency and durability on the water. This manual is your essential guide to understanding, maintaining, and repairing your Tohatsu 140 HP outboard motor. It details tune-up procedures, lubrication, cooling, fuel, and electrical system repairs, along with step-by-step diagnostic instructions and complete disassembly guides. With hundreds of photos and illustrations, along with tightening torque specifications and coverage for all engine configurations, this English-language resource empowers owners and technicians to keep their motor in optimal condition.