HomeEnginesMitsubishi S6A3-PTA-S

Mitsubishi S6A3-PTA-S Engine

The Mitsubishi S6A3-PTA-S is a 18.6 L 6-cylinder turbocharged and aftercooled engine, producing up to 390 kW. It powers generator sets from Mitsubishi, including the MGS0450B and MGS0450C. It holds 80 L (21.1 gal) of oil and 45 L (11.9 gal) of coolant.

Also known as: Mitsubishi S6A3-PTA-S

18.6 L
Displacement
6
Cylinders
390 kW
Gross power
80.0 L
Oil capacity

Engine specifications

Oil capacity80.0 L
Coolant capacity45.0 L
Displacement18.6 L
Cylinders6
Aspirationturbocharged and aftercooled
Gross power390 kW

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterAir filter, paper element type
Fuel filterFuel filters, full flow paper element
Oil filterLubricating oil filter, full flow paper element
BeltJacket water pump, gear driven; Exhaust flexible pipe
CoolantCooling fan airflow rate: 540 m3/min; Cooling fan air flow restriction: 0.1 kPa
OilLubricating oil cooler, Lubricating oil filter, Lubricating oil pump, Exhaust dry manifold80.0
Spark plug

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

Common questions

What is the oil capacity of the Mitsubishi S6A3-PTA-S?

The Mitsubishi S6A3-PTA-S engine has an oil capacity of 80.0 liters.

What is the displacement of the Mitsubishi S6A3-PTA-S?

The Mitsubishi S6A3-PTA-S has a displacement of 18.6 liters with 6 cylinders.

Which generators use the Mitsubishi S6A3-PTA-S engine?

The Mitsubishi S6A3-PTA-S powers 2 generator set(s), including Mitsubishi MGS0450B, Mitsubishi MGS0450C.