"> Mitsubishi 6LS6R-Y2MPTK-60Hz
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Mitsubishi

6LS6R-Y2MPTK-60Hz

The Mitsubishi 6LS6R-Y2MPTK-60Hz is a medium‑speed, 6‑cylinder L‑configuration auxiliary engine coupled to a 712 kW generator set, delivering 890 kVA at 1800 rpm and designed for MDO fuel with electronic control of injection, exhaust valve and cylinder lubrication.

Mitsubishi 6LS6R-Y2MPTK-60Hz
750.0 kW
Power

Engine Specifications

6
Cylinders
170 mm
Bore
220 mm
Stroke
4-stroke
Stroke Type

Components & Design

Component data being added…

Technical Data

SFOC (UEC60LSE-Eco-A2) 164-170 g/kWh (IMO Tier II)
BMEP (UEC60LSE) 20.0-21.0 bar @ MCR
Piston speed (UEC60LSE) 8.4 m/s
Dry mass UEC60LSE 8-cyl 447 tons
Dry mass UEC60LSE 5-cyl 300 tons
Bore/Stroke ratio UEC60LSE 4.00
Stroke/Bore UEC68LSE 3.96
Electronically controlled Fuel injection, exhaust valve, cylinder lubrication (ECL)
power kw 750
rpm 1800
fuel type MDO
configuration L
genset kw 712
genset kva 890
frequency hz 60

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Common failures & inspection points

Exhaust valve fouling due to sodium/vanadium deposits (Na2SO4, CaSO4, V2O5) with heavy fuel oil containing high sulphur content (up to 5%); below dew point conden
marineengineeringonline.com/main-en...
Turbocharger fouling due to coal and ash particles in exhaust gas during low-load operation, BMEP decline and combustion deterioration
marineengineeringonline.com/fouling...
Piston ring leakage and fuel dilution (>2-3%) due to wear on cylinder running surface/piston rings, increased blowby and oil contamination
www.marineinsight.com/main-engine/e...
Cylinder liner wear due to corrosive combustion with sulphurous fuel oil; inspection criterion: wear according to height of sliding surface, max. permissible
www.goseamarine.com/marine-engine-s...
Main bearing wear due to oil contamination; weekly inspection for water ingress (<2% permissible) and 3-month analysis for wear metals (Fe, Cu) required
www.marineinsight.com/main-engine/e...

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #125451 · ✓ still in production