This manual covers the Mercury MerCruiser V-8 305/350 CID marine engines manufactured between 1998 and 2001. These V-8 engines, available in 305 CID (5.0L) and 350 CID (5.7L) displacements, are designed for marine applications and feature both carbureted and electronic fuel injection systems. The engineering quality and reliability of these marine engines ensure dependable performance for a variety of watercraft. This comprehensive repair service technical maintenance manual provides detailed guidance for the repair, maintenance, and service of your Mercury MerCruiser engine. It includes extensive coverage of the electrical, fuel, cooling, exhaust, drive, and power steering systems, along with troubleshooting procedures for general issues and fuel injection systems. With step-by-step instructions and exploded views, this manual is an essential resource for owners, mechanics, and technicians seeking to maintain and repair these engines.