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Mitsubishi S6U-PTA Engine

The Mitsubishi S6U-PTA is a 70.6 L 6-cylinder 4 cycle, water cooled, turbocharger with after cooler engine rated at 1000 rpm. It powers generator sets from Mitsubishi, including the BMGS.6U-G. It holds 370 L (97.7 gal) of oil.

Also known as: Mitsubishi S6U-PTA

70.6 L
Displacement
6
Cylinders
1000 rpm
Rated speed
370.0 L
Oil capacity

Engine specifications

Oil capacity370.0 L
Displacement70.6 L
Cylinders6
Aspiration4 Cycle, water cooled, Turbocharger with after cooler
Rated speed1000 rpm

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterPaper Element Type
Fuel filterPaper element cartridge type / Filter mesh 2µ
Oil filterPaper element cartridge type / Filter mesh 2µ
OilCF Class SAE 40370.0 Liter

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Service specifications

12
TypeItemValueUnitCondition
OtherIntake Air Flow115.9m3/min1000 rpm PRP
OtherValve timingOpen : 3 deg A.T.D.C / Close 135 deg A.T.D.C
OtherValve timingOpen : 7 deg A.T.D.C / Close 139 deg A.T.D.C
PressureBack Pressure (exhaust)450mm H2O
PressureLube Oil Pressure4.0 - 6.5kg/cm2
PressureMax Section Head (feed pump)110mm Hg
PressureValve opening pressure15.5 - 16.2Mpa
SpeedOil Pump Capacity460Liter/minat 1000 rpm
SpeedWater Pump Capacity1100Liter/minat 1000 rpm
TemperatureMax Coolant Temp95deg C
TemperatureMax Oil Temperature95deg C
TemperatureThermostat setting temp70deg C

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Recommended fluids

FluidGradeStandardAmbientCapacityNotes
Engine oilCF Class SAE 40370.0 LiterOil Quantity Total 370 Liter

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What is the oil capacity of the Mitsubishi S6U-PTA?

The Mitsubishi S6U-PTA engine has an oil capacity of 370.0 liters.

What is the displacement of the Mitsubishi S6U-PTA?

The Mitsubishi S6U-PTA has a displacement of 70.6 liters with 6 cylinders.

Which generators use the Mitsubishi S6U-PTA engine?

The Mitsubishi S6U-PTA powers 1 generator set(s), including Mitsubishi BMGS.6U-G.