This service repair workshop guide covers the Mercury Mercruiser GM V-6 262 CID (4.3L) engine. This V-6 engine, with its 262 cubic inch displacement, is designed for reliable performance in marine applications. It features a versatile fuel system, accommodating both carbureted and electronic fuel injection setups, and offers both seawater and closed cooling system options to suit various operational environments. The engine is engineered for durability and efficiency, making it a robust choice for a wide range of boating needs. This comprehensive manual provides detailed information essential for the maintenance and repair of your Mercury Mercruiser engine. It includes in-depth coverage of general information, maintenance procedures, troubleshooting guidance, and diagnostic steps. Specific sections detail engine removal and installation, electrical systems, fuel systems (including carbureted and EFI), cooling systems, exhaust systems, drive shaft models, and power steering components. With 790 pages of English-language content, this guide is an indispensable resource for owners and technicians seeking to ensure optimal performance and longevity of their marine power unit.