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6L26

Main Engine 4-Stroke · Main Engines (4-Stroke)

Technical data from manufacturer or class sources · not yet verified by a person
2,040 kWPower
6Cylinders
260 mmBore
320 mmStroke
900 rpmMCR RPM

The Wärtsilä 6L26 is a medium-speed, six‑cylinder, four‑stroke diesel main engine delivering up to 2 040 kW at 900 rpm, notable for its moderate bore size that allows heavy fuel oil operation with electronic fuel injection and low vibration.

Specifications

Technical data.reference — unverified

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Displacement per cylinder17.0 liters
Mean Effective Pressure (MEP)25.5 bar (900 RPM) / 24.0 bar (1000 RPM)
Piston Speed9.6 m/s (900 RPM) / 10.7 m/s (1000 RPM)
SFOC (ISO conditions, 85% load)186-192 g/kWh
6L26 weight17.2 tons
8L26 weight21.9 tons
9L26 weight23.6 tons
12V26 weight29 tons
16V26 weight37.9 tons
Power per cylinder (325 kW/cyl)Consistent across all configurations
TurbochargingTurbocharged with intercooler (charge air cooler)
Emission StandardIMO Tier II (MARPOL 73/78 Annex VI)
Rated power2 040 kW
A4387 mm
B1882 mm
C1960 mm
D2430 mm
Weight dry818
Weight wet950
Generator kW1 870 kW
Available as genset outputYes
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