This workshop service repair manual covers Volvo TAD1641VE and TAD1642VE diesel engines. These robust engines, featuring a 16.1-liter displacement, liquid-cooling, and common rail fuel injection, are engineered for demanding applications, delivering substantial power output up to 570 kW (764 hp). Their construction emphasizes reliability and performance, suitable for industrial and heavy-duty use. Key specifications include a bore of 144 mm and a stroke of 165 mm, with emission controls meeting Tier 2 / Stage II standards. This comprehensive manual provides essential information for maintaining and repairing your Volvo engine. It details service procedures, routine maintenance schedules, troubleshooting guides, and technical specifications. Coverage includes lubrication requirements, such as a typical oil capacity of 37 liters and recommended API CI-4 or ACEA E5/E7 oil grades, as well as information on fuel and oil filters. This resource is designed to assist owners, technicians, and mechanics in ensuring the optimal performance and longevity of the TAD1641VE and TAD1642VE engines.