Yanmar 6CX-GTYE marine diesel engine 360 - 400 hp M.L-Rating

Buying information Part Number: 6CX-GTYE Price on application

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Yanmar 6CX-GTYE marine diesel engine 360 - 400 hp M.L-Rating

Data sheets

Brochure - 8 MB Line drawing - 542 KB

Product information

  • 6 cylinder direct injection
  • Turbocharger and intercooler
  • Durable hydraulic marine gear
  • 4 Valves per cylinder for higher combustion efficiency
  • Conform to IMO emissions regulations. 

400hp (294kW) at 2500 rpm in the M operating mode / 360hp (265kW) in the H operating mode


This 130 mm long stroke 7.4 litre diesel, with big breathing valves for better airflow, the high performance turbo for compactness, and the numerous other performance features deliver power in large amounts over a wide operating range. especially under high load conditions.

Good fuel economy together with lower emissions

The micro size multiple holes in the all new injectors produce and even finer fuel-oil mist and, combiined with the new perfectly matched combustion chambers and new cylinder head shapes, produce even more power. It is power delivered smoothly, due to optimum combustion conditions being maintained across a far wider operating range. It leads directly to the bonus of lower exhuast emissions and lower fuel consumption. The boost compensator dramatically reduces black smoke under hard acceleration.

Technical Specification

Number of cylinders6 inline
Bore x stroke (mm)110 x 165
Displacement (litre)7.413
Rated output (kW(hp)/rpm)M: 265 (360) / 2600
Rated output (kW(hp)/rpm)L: 294 (400) / 2700
Combustion systemDirect injection
AspirationNaturally aspirated
Starting systemElectric starting motor (24v 4.0kW)
Cooling systemHeat exchanger
Dry mass (kg)1060 with YX-71-1 marine gear