The Kubota D1803-CR-TIE4BG is a 1.83 L 3-cylinder 4-cycle, liquid-cooled diesel engine engine rated at 1800 rpm, producing up to 27 kW. It powers generator sets from Cummins/Onan, including the Onan SD 20. It holds 7 L (1.8 gal) of oil and 10.41 L (2.8 gal) of coolant.
Also known as: Kubota D1803-CR-TIE4BG
Part of the Kubota D1803-CR engine family — 4 variants share parts & fitment.
| Oil capacity | 7.0 L |
|---|---|
| Coolant capacity | 10.41 L |
| Displacement | 1.826 L |
| Cylinders | 3 |
| Aspiration | 4-cycle, liquid-cooled diesel engine |
| Rated speed | 1800 rpm |
| Gross power | 27 kW |
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Fuel | No. 2 diesel | -29°C to 59°C | Operating temperature -20°F (-29°C) to 138°F (59°C) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
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 Kubota D1803-CR-TIE4BG engine has an oil capacity of 7.0 liters.
The Kubota D1803-CR-TIE4BG has a displacement of 1.826 liters with 3 cylinders.
The Kubota D1803-CR-TIE4BG powers 1 generator set(s), including Cummins/Onan Onan SD 20.