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Cummins QSK78

4-stroke 2010 - present

Specifications

Bore: 170 mm
Stroke: 210 mm
Cylinders: 18
Power: 2200-3132 kW
RPM: 1800

Fuel Types

MDO MGO

Notable Features

  • Largest Cummins high-speed marine engine
  • Full-authority electronic control (ECM)
  • IMO Tier III capable with aftertreatment

Largest Cummins high-speed marine diesel. Used on large tugs, OSVs, and fast crew boats.