This service repair manual covers Mercury MerCruiser Marine Engine #18 GM V-6 262 CID (4.3L) models, including Gen + Engines, manufactured between 1993 and 1997. These V-6 engines, with a displacement of 262 cubic inches or 4.3 liters, are known for their robust engineering and reliability in marine applications. They feature a bore of 4.00 inches and a stroke of 3.48 inches, and were available with various fuel delivery systems including carburetors and electronic fuel injection. Specific models covered include a range of Alpha and Bravo drive configurations, such as MCM 4.3L Alpha, MCM 4.3LX Gen+ Bravo, and MCM 262 Magnum EFI Gen+ Bravo, among others. This comprehensive English-language manual provides detailed information essential for the maintenance, repair, and diagnosis of these engines and their associated Alpha and Bravo drive systems. It includes procedures for service, restoration, and rebuilding, along with troubleshooting guidance to address potential issues. The manual also covers electrical systems such as the starting, ignition, and charging systems, and provides wiring diagrams. With 638 pages of technical specifications and procedural instructions, this manual is an indispensable resource for owners, mechanics, and technicians seeking to ensure the optimal performance and longevity of their Mercury MerCruiser marine engines.