6068SFM75 Marine Propulsion Engine

6068SFM75 Marine Propulsion Engine

Overview

  • 6.8L PowerTech™
  • 186-298 kW (249-400 hp)
Build your own
Features

Features

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Watercooled turbocharger and 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

Heat exchanger

  • High-capacity heat exchanger designed for reliable operation in adverse conditions

High torque and low rated RPM

  • Excellent vessel control and maneuvering
  • Lower rated rpm limits vibration and noise for better crew comfort

Fuel system

  • Electronically controlled high pressure common rail resulting in excellent fuel economy and excellent performance
  • Self diagnostics and protection

Specifications

Emissions

EU Stage II
IMO MARPOL Annex VI
EPA Commercial Marine (40 CFG Part 94)

General Data (based on standard option configuration)

Model 6068SFM75
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) 1380 (54.3)
Width Maximum - mm (in) 1122 (44.2)
Height - mm (in) 959 (37.8)
Height, crankshaft centerline to top - mm (in) 661 (26.0)
Height, crankshaft centerline to bottom - mm (in) 298 (11.7)
Weight, dry - kg (lb) 890 (1962)

Classification Societies

ABS,BV,CCS,CRS,DNV-GL,LR

Engine Specifications

Performance Rating Power KW (bhp)
Rated Speed (rpm)
Rated fuel consumption L/hr(gal/hr)
M1 186 ( 249 )
2400
47.1 ( 12.4 )
M2 209 ( 280 )
2500
52.4 ( 13.8 )
M3 239 ( 321 )
2600
60.1 ( 15.9 )
M4 265 ( 355 )
2700
66.9 ( 17.7 )
M5 298 ( 400 )
2800
77.4 ( 20.4 )

M rating

M1 - Typical annual usage (hr) Unrestricted
M1 - Typical full-power operation (hr) Uninterrupted
M1 - Typical load factor >65%
M2 - Typical annual usage (hr) 000-5
M2 - Typical full-power operation (hr) 16 of each 24 hr
M2 - Typical load factor <=65%
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%