This workshop manual covers the Sisu Diesel 645 Engine, a robust internal combustion engine designed for industrial and agricultural machinery. Engineered for reliability and performance, this diesel engine offers a displacement of 6.4 liters and is built to meet the demanding requirements of various heavy-duty applications. Its power source is diesel fuel, and while specific horsepower and torque figures vary by application, the engine is renowned for its efficient operation and durability.

This comprehensive English-language workshop manual provides essential information for the maintenance and repair of the Sisu Diesel 645 Engine. It details critical procedures, technical specifications, and safety guidelines necessary for optimal engine performance and longevity. Owners, mechanics, and technicians will find this manual an invaluable resource for understanding and servicing the engine, ensuring it continues to operate effectively in its intended industrial and agricultural roles.