This manual covers the Mercury 2-40HP outboard motor, produced from 1965 through 1991. Designed for a range of boating applications, these engines are recognized for their robust construction and dependable performance. Their engineering prioritizes durability and ease of operation, making them a reliable choice for recreational and professional use. The extended production run signifies a proven design that has met the needs of boaters for decades, underscoring Mercury's commitment to quality and innovation in marine propulsion.

The purpose of this comprehensive guide is to provide detailed information for the maintenance, repair, and troubleshooting of your Mercury 2-40HP outboard motor. It includes essential technical specifications, step-by-step procedures for routine service and complex repairs, and important safety guidelines. Owners, technicians, and mechanics will find the information within this manual invaluable for ensuring the longevity and optimal performance of their engine, facilitating efficient and accurate service.