The Mitsubishi S4Q2-Y365DGY is a 4-cylinder water-cooled engine rated at 1800 rpm, producing up to 18 kW. It powers generator sets from Laborde Products, including the LPI-M-18kW and LPI-Y-18kW.
Also known as: Mitsubishi S4Q2-Y365DGY
Part of the Mitsubishi S4Q2 engine family — 8 variants share parts & fitment.
| Cylinders | 4 |
|---|---|
| Aspiration | Water-cooled |
| Rated speed | 1800 rpm |
| Gross power | 18 kW |
| Part # | Description | Category |
|---|---|---|
| 30801032101NE | Dusty air filter assembly | Air filter |
| 330170365 | Belt | Belt |
| 330910098 | Coolant GENCOOL (20L) | Fluid |
| 330910115 | Oil GENLUB TDX 20L | Fluid |
| 330170614 | Water pump gasket | Gasket |
| 330170777 | Exhaust gasket | Gasket |
| 330170780 | Gasket | Gasket |
| 330170844 | Gasket | Gasket |
| 330171211 | Gasket | Gasket |
| 330171571 | Gasket | Gasket |
| 330171575 | Gasket | Gasket |
| 330171484 | Durit | Hose |
| 330171692 | Durit | Hose |
| 330171942 | Lower Durit | Hose |
| 330171943 | Upper radiator Durit | Hose |
| 330170272 | Oil filter | Oil filter |
| AEHQ5682-03 | 304C CR Mini Hydraulic Excavator | Service part / kit |
| AEHQ5683 | 305C CR Mini Hydraulic Excavator | Service part / kit |
| AEHQ5683-03 | 305C CR Mini Hydraulic Excavator | Service part / kit |
| AEHQ6016 | 904H Compact Wheel Loader | Service part / kit |
| 31810015101NK | Oil drain pump assembly | Pump |
| 330170513 | Water pump | Pump |
| 330170581 | Oil pump | Pump |
| 31101077801NK | Coolant temp. and oil pressure sender assembly | Sensor |
| 330170377 | Thermostat | Thermostat |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
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.
The Mitsubishi S4Q2-Y365DGY powers 2 generator set(s), including Laborde Products LPI-M-18kW, Laborde Products LPI-Y-18kW.