CAT D399 Engine – Generator / Marine Diesel – 16 Cylinder

The Caterpillar D399 V16 Diesel Engine is a powerful industrial and marine engine designed for heavy-duty power generation, marine propulsion, pumping stations, and large industrial applications. Renowned for its durability, reliability, and high torque output, the D399 has been widely used in generator sets, commercial vessels, and industrial operations requiring dependable continuous-duty performance.

Built with a rugged V16 configuration, the D399 delivers exceptional power while maintaining the long service life and reliability that Caterpillar engines are known for. Its heavy-duty design makes it an excellent choice for marine repower projects, standby power systems, and industrial equipment applications.

Key Features:

• Caterpillar D399 V16 diesel engine
• 16-cylinder heavy-duty industrial and marine powerplant
• Suitable for generator, marine, and industrial applications
• High torque output for demanding workloads
• Designed for continuous-duty operation
• Durable Caterpillar construction for long service life
• Reliable performance in harsh operating environments
• Commonly used in generator sets, marine vessels, and pumping stations
• Ideal for repower, rebuild, and standby power projects
• Supported by Caterpillar’s extensive parts and service network

Applications:

• Power generation and generator sets
• Marine propulsion and auxiliary power systems
• Industrial pumping stations
• Mining and construction operations
• Oilfield and remote-site power applications
• Commercial and industrial facilities

The CAT D399 16-Cylinder Diesel Engine is a proven, heavy-duty power solution offering the reliability, performance, and longevity required for critical industrial and marine operations.

Shipping available. Contact for pricing, engine hours, serial number verification, and availability.