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Mitsubishi S4Q2G Engine

The Mitsubishi S4Q2G is a 2.5 L engine. It powers generator sets from Mitsubishi, including the MDG.

Also known as: Mitsubishi S4Q2G

Part of the Mitsubishi S4Q2 engine family — 10 variants share parts & fitment.

2.5 L
Displacement

Engine specifications

Displacement2.5 L

Parts cataloged across the Mitsubishi S4Q2 family

25
Part #DescriptionCategory
30801032101NEDusty air filter assemblyAir filter
330170365BeltBelt
330910098Coolant GENCOOL (20L)Fluid
330910115Oil GENLUB TDX 20LFluid
330170614Water pump gasketGasket
330170777Exhaust gasketGasket
330170780GasketGasket
330170844GasketGasket
330171211GasketGasket
330171571GasketGasket
330171575GasketGasket
330171484DuritHose
330171692DuritHose
330171942Lower DuritHose
330171943Upper radiator DuritHose
330170272Oil filterOil filter
AEHQ5682-03304C CR Mini Hydraulic ExcavatorService part / kit
AEHQ5683305C CR Mini Hydraulic ExcavatorService part / kit
AEHQ5683-03305C CR Mini Hydraulic ExcavatorService part / kit
AEHQ6016904H Compact Wheel LoaderService part / kit
31810015101NKOil drain pump assemblyPump
330170513Water pumpPump
330170581Oil pumpPump
31101077801NKCoolant temp. and oil pressure sender assemblySensor
330170377ThermostatThermostat

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Also used in

5
  • Caterpillar 304C — Excavator Tracked
  • Caterpillar 305C — Excavator Tracked
  • Orenstein & Koppel 1.48 — Construction Equipment
  • Terex HR18 — Excavator Compact
  • Westerbeke 44B FOUR — Engine

Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.

Common questions

What is the displacement of the Mitsubishi S4Q2G?

The Mitsubishi S4Q2G has a displacement of 2.5 liters.

Which generators use the Mitsubishi S4Q2G engine?

The Mitsubishi S4Q2G powers 1 generator set(s), including Mitsubishi MDG.