This manual covers the Yamaha 25ESHQ, a 25 horsepower, 2-stroke outboard motor designed for marine propulsion. Manufactured in 1992, this gasoline-powered unit exemplifies Yamaha's commitment to engineering quality and reliability. Its robust design ensures dependable performance for a variety of boating applications, making it a trusted choice for marine enthusiasts. This comprehensive Service Repair Maintenance manual is intended for factory professional use and provides detailed guidance for owners, mechanics, and technicians. It includes step-by-step procedures, exploded diagrams before each disassembly section, and covers everything about the motor, from routine maintenance to complex repair and inspection operations. The bookmarked and searchable format ensures efficient access to the information needed to maintain and repair the Yamaha 25ESHQ outboard motor.