Overview
Building on the durability and reliability of the 3500 engine platform, Caterpillar Marine is pleased to offer an uprated version of the Cat 3516E Marine Propulsion Engine. The high-performance engine delivers 19% more rated power, lower ambient heat rejection, and improved acceleration time. With a focus on serviceability and digitalization, this product provides easier connectivity and installation. It is designed for small engine rooms with its reduction in weight & size and is an ideal solution for Tug, Governmental, and Yachting.
Specifications
| Power Range | 3755-4023 bhp (2800-3000 bkW) |
| Speed Range | 1800 rpm |
| Emissions | IMO II |
Benefits & Features
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)
Fuel Injection
• Enhanced control of fuel injection optimized through crank timing and the latest A5 ECM technology
• Optimal fuel injector nozzle geometry and electronic injection control for improved fuel delivery
Specifications
| Power Range | 3755-4023 bhp (2800-3000 bkW) |
| Speed Range | 1800 rpm |
| Emissions | IMO II |
| Aspiration | Sequential Turbocharged / Aftercooled |
| Bore | — |
| Stroke | — |
| Displacement | — |
| Rotation from Flywheel End | Counterclockwise or clockwise from flywheel end |
| Configuration | VEE 16, 4-Stroke Cycle Diesel |
| Length | — |
| Height | — |
| Width | — |
| Dry Weight | — |
Benefits & Features
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)
Fuel Injection
• Enhanced control of fuel injection optimized through crank timing and the latest A5 ECM technology
• Optimal fuel injector nozzle geometry and electronic injection control for improved fuel delivery
Tug and Hybrid configurations
Improved low speed torque capability designed for tug and hybrid configurations
Reliability
Strengthened cylinder heads and valves for increased durability and peak cylinder pressure capability
Worldwide Support
Global dealer network for service in any location.
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Standard Equipment
- STANDARD EQUIPMENT
- IMO II Emissions
- Corrosion resistant aftercooler core
- Sequential Water-Cooled Turbochargers
- Water Cooled Exhaust Manifold
- Vibration Damper and Guard
- Duplex Fuel Filtration
- Self-Cleaning, Centrifugal Oil Filtration
- Serviceable Hard Heat Shields
- Dual A5 Engine Control Modules
- Meets SOLAS Regulations
- STANDARD EQUIPEMENT
- LECP2 Instrument Control Panel
Optional Equipment
- OPTIONAL ATTACHEMENTS
- Rear Mounted Plate-type Heat Exchanger
- SCAC & Jacket Water Expansion Tank
- Marine Classification Society Compliance
- Power Take-off
- Certified Marine Alarm & Protection System
- LECP3 Instrument Control Panel
- Sea Water Auxiliary Pump
- Mounting Rails
- CW or CCW Rotation