MAN Heavy-Duty Engine
The preferred choice for workboats, regardless of weather conditions, workboats, pilot boats, and patrol vessels operate day and night to transport personnel, cargo, and perform surveillance duties. They require engines that are both reliable and reasonably priced. MAN heavy-duty engines, ranging from 147 kW (200 hp) to 735 kW (1000 hp), deliver the robust power your vessel demands while meeting requirements for reliability and low operating costs.
Related Submodels:
| Model | kW/hp | Number of cylinders |
|---|---|---|
| D2676LE461 | 75/100 – 149/200 | 6 |
| D2676LE451 | 149/200 – 224/300 | 6 |
| D2676LE441 | 224/300 – 298/400 | 6 |
| D2676LE431 | 298/400 – 373/500 | 6 |
| D2676LE434 | 298/400 – 373/500 | 6 |
| D2676LE424 | 373/500 – 588/800 | 6 |
| D2676LE421 | 373/500 – 588/800 | 6 |
| D2868LE421 | 373/500 – 588/800 | 8 |
| D2868LE424 | 373/500 – 588/800 | 8 |
| D2868LE431 | 373/500 – 588/800 | 8 |
| D2862LE431 | 373/500 – 588/800 | 12 |
| D2862LE434 | 373/500 – 588/800 | 12 |
| D2862LE421 | 588/800 – 882/1200 | 12 |
| D2862LE441 | 588/800 – 882/1200 | 12 |
| D2862LE444 | 588/800 – 882/1200 | 12 |
MAN Heavy-Duty Engine Technical Specifications (1800 rpm)

Supplementary Notes:
- Heavy-duty engines have no annual operating hour or full-load operating time restrictions;
- Emission standards:
- IMO Tier 2, EPA Tier 3',RCD 94/25/EC,97/68/EC, China 2 recreational
- IMO Tier 2, EPA Tier 32,RCD 94/25/EC,97/68/EC, China 2 recreational
- IMO Tier 2,RCD 94/25/EC,SAV/BS0,97/68/EC, China 2 recreational
- IMO Tier 2,RCD 94/25/EC,97/68/EC, China 2 recreational
- IMO Tier 2, RCD 94/25/EC, China 2 recreational
- IMO Tier2,97/68/EC, China 2 recreational
- lMO Tier 2, China 2 recreational
Notes:
- EPATier3 applies only to commercial/official vessels;
- EPATier3 applies only to pleasure craft.
