Kubota D1803-T Engine
The Kubota D1803-T is a 1.82 L 3-cylinder turbocharged engine rated at 2700 rpm, producing up to 49.6 kW. It powers generator sets from Atlas Copco, including the XAS 188 KD8 T4F. It holds 6.1 L (1.6 gal) of oil and 9.9 L (2.6 gal) of coolant.
Also known as: Kubota D1803-T
Part of the Kubota D1803 engine family — 2 variants share parts & fitment.
Service parts for the D1803-T
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Oil system
1 required9772011318Oil filterfind
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
Engine specifications
| Oil capacity | 6.1 L |
|---|
| Coolant capacity | 9.9 L |
|---|
| Displacement | 1.82 L |
|---|
| Cylinders | 3 |
|---|
| Aspiration | Turbocharged |
|---|
| Rated speed | 2700 rpm |
|---|
| Gross power | 49 kW |
|---|
Maintenance schedule
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Filters for this engine
- Fuel filter: Kubota 1J80043170 Donaldson P550049 Wix 33396 Ac Delco TP1267
- Oil filter: Atlas Copco 9772011318 Atlas Copco 16193558 Kubota 1641432434 Kubota 87415600 Donaldson P550318 Donaldson P550939 Wix 51307 Ac Delco AC09
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
Also used in
5- Kubota KX040-4 — Excavator
- Kubota KX042-4 — Excavator
- Kubota KX101-3ALPHA4 — Excavator Compact
- Kubota KX1013ALPHA3 — Excavator Compact
- Kubota L1382HDW — Tractor
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 oil capacity of the Kubota D1803-T?
The Kubota D1803-T engine has an oil capacity of 6.1 liters.
What is the displacement of the Kubota D1803-T?
The Kubota D1803-T has a displacement of 1.82 liters with 3 cylinders.
Which generators use the Kubota D1803-T engine?
The Kubota D1803-T powers 1 generator set(s), including Atlas Copco XAS 188 KD8 T4F.
What oil filter does the Kubota D1803-T use?
The Kubota D1803-T uses oil filter part numbers Atlas Copco 9772011318, Atlas Copco 16193558, Kubota 1641432434.
What fuel filter does the Kubota D1803-T use?
The Kubota D1803-T uses fuel filter part numbers Kubota 1J80043170, Donaldson P550049, Wix 33396.