6068SFM50 Marine Propulsion Engine
Features
Features
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Water-cooled exhaust manifold
- Cooler and quieter environment for vessel and crew
Replaceable wet-type cylinder liners
- Excellent heat dissipation
- Hardened and precision machined for long life
- Rebuild to original specifications
Corrosion resistant components
- Provides engine protection from the effects of seawater
Either-side service
- Oil fill and dipstick combinations
- Remote oil filter for easier service access
- Application and service flexibility to provide installation convenience plus fast and easy maintenance
Heat exchanger
- High-capacity heat exchanger designed for reliable operation in adverse conditions
- Integrated expansion tank, heat exchanger and exhaust manifold
- Seawater aftercooler for increased power and efficiency
High torque and low rated RPM
- Enables the engine to turn larger propellers at lower speed for best efficiency
- Excellent vessel control and maneuvering
- Lower rated rpm limits vibration and noise for better crew comfort
Fuel system
- Electronically controlled rotary fuel injection pump with variable timing resulting in excellent fuel economy and excellent performance
- Self diagnostics and protection
- Electronic instrument panel with plain text messaging
Specifications
Emissions
| IMO MARPOL Annex VI | ||||
|---|---|---|---|---|
| EPA Commercial Marine (40 CFG Part 94) |
General Data (based on standard option configuration)
| Model | 6068SFM50 | |||
|---|---|---|---|---|
| Number of cylinders | 6 | |||
| Displacement-- L (cu in) | 6.8 (415) | |||
| Bore and Stroke-- mm (in) | 106 x 127 (4.17 x 5.00) | |||
| Engine Type | In-line, 4- Cycle | |||
| Aspiration | Air-to-sea water | |||
| Length - mm (in) | 1183 (46.6) | |||
| Width Maximum - mm (in) | 721 (28.4) | |||
| Height - mm (in) | 946 (37.2) | |||
| Height, crankshaft centerline to top - mm (in) | 619 (24.4) | |||
| Height, crankshaft centerline to bottom - mm (in) | 327 (12.9) | |||
| Weight, dry - kg (lb) | 776 (1711) |
Classification Societies
| CRS,DNV-GL,LR |
|---|
Engine Specifications
| Performance Rating | Power KW (bhp) Rated Speed (rpm) Rated fuel consumption L/hr(gal/hr) |
|||
|---|---|---|---|---|
| M3 | 176 ( 236 ) 2400 45.5 ( 12.0 ) |
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| M4 | 199 ( 267 ) 2500 51.6 ( 13.6 ) |
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| M5 | 224 ( 300 ) 2600 59.1 ( 15.6 ) |
M rating
| M3 - Typical annual usage (hr) | 000-4 | |||
|---|---|---|---|---|
| M3 - Typical full-power operation (hr) | 4 of each 12 hr | |||
| M3 - Typical load factor | <=50% | |||
| M4 - Typical annual usage (hr) | 000-3 | |||
| M4 - Typical full-power operation (hr) | 1 of each 12 hr | |||
| M4 - Typical load factor | <=40% | |||
| M5 - Typical annual usage (hr) | 000 hr | |||
| M5 - Typical full-power operation (hr) | 0.5 of each 8 hr | |||
| M5 - Typical load factor | <=35% |