3516E High Output
The Cat® 3516E High Output (HO) commercial propulsion engine is engineered for demanding workboat operations that require immediate response, sustained power, and operational flexibility. With high torque at low rpm, rapid throttle response, and ratings up to 4023 bhp (3000 bkW) the 3516E (HO) delivers power on demand while simplifying vessel integration and supporting evolving emissions requirements across global operating environments.
Air System
Advanced combustion and sequential air system for optimal engine performance, acceleration and efficiency
Density and Packaging
Optimized Power Density (Rated Power vs Weight) and Streamlined Engine Packaging (L x W x H)
Reliability
Strengthened cylinder heads and valves for increased durability and peak cylinder pressure capability