This manual covers the Yamaha T9.9ELHV outboard motor, manufactured by Yamaha Motor Corporation for the 1997 model year. Designed for boating and marine propulsion, this 4-stroke outboard motor delivers 9.9 horsepower and operates on unleaded gasoline. Yamaha is renowned for its engineering quality and reliability, ensuring consistent performance for a wide range of marine applications. The T9.9ELHV represents a commitment to durable design and efficient operation, making it a trusted choice for recreational and professional boaters alike.

The purpose of this comprehensive English-language service repair maintenance manual is to provide detailed guidance for the T9.9ELHV outboard motor. It covers all aspects of the motor, including step-by-step operating procedures, disassembly, repair, assembly, and inspection operations, supported by exploded diagrams. This manual is an essential resource for owners, mechanics, and technicians, offering the necessary information to ensure the proper maintenance and repair of the vehicle, thereby maximizing its longevity and performance.