Caterpillar C2.2 T Engine
The Caterpillar C2.2 T is a 2.2 L 4-cylinder ataac engine rated at 1800 rpm, producing up to 46 kW. It powers generator sets from Atlas Copco and Caterpillar, including the XAS 188 CD T4F and XQ35. It holds 10 L (2.6 gal) of oil and 10 L (2.6 gal) of coolant.
Also known as: Cat C2.2 T, C2.2T
Part of the Caterpillar C2.2 engine family — 3 variants share parts & fitment.
Service parts for the C2.2 T
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
Engine specifications
| Oil capacity | 10.0 L |
|---|
| Coolant capacity | 10.0 L |
|---|
| Displacement | 2.2 L |
|---|
| Cylinders | 4 |
|---|
| Aspiration | ATAAC |
|---|
| Rated speed | 1800 rpm |
|---|
| Gross power | 46 kW |
|---|
Maintenance schedule
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Parts cataloged across the Caterpillar C2.2 family
38| Part # | Description | Category |
|---|
| g06164568 | (1) Air charge cooler (Engines with Factory Installed Radiators) | air_charge_cooler |
| 198-5314 | Air Primary | air_filter |
| 244-0514 | Air filter | air_filter |
| 246-5011 | Air Filter | air_filter |
| 247-1378 | Air filter | air_filter |
| 247-1380 | Air Filter | air_filter |
| 263-1285 | Air filter | air_filter |
| 266-2793 | Air Filter | air_filter |
| AEHQ5900-01 | Air Cleaner, Dual Element, Radial Seal | air_filter |
| g06164558 | (1) Coolant filler cap (Engines with Factory Installed Radiators) | coolant_filler_cap |
| g06103572 | (1) Electric fuel priming pump (Off Engine Components for Three and Four Cylinder Engines) | electric_fuel_pump |
| g06103579 | (1) Electronic unit injector (Model View Illustrations) | electronic_unit_injector |
| 033-7854 | Filter fuel | fuel_filter |
| 150-4142 | Filter fuel | fuel_filter |
| 155-8080 | Filter fuel | fuel_filter |
| 276-1804 | Fuel | fuel_filter |
| 276-1806 | Fuel Filter | fuel_filter |
| 308-7298 | Filter water separator | fuel_filter |
| 035-8059 | Glow plug | glow_plug |
| g03881462 | Ground to battery (Electrical System) | grounding |
| g03881463 | Alternate ground to battery (Electrical System) | grounding |
| g03886691 | (1) High-pressure line (4 Cylinder engine) | high_pressure_line |
| 252-1466 | Fuel injector | injector |
| g06068852 | (Typical example) Model View Illustrations (Product Information) | model_view_illustration |
| i06713414 | Model View Illustrations (Product Information) | model_view_illustration |
| 220-1523 | Engine Oil | oil_filter |
| 1540867 | Connecting rod | other_service |
| 1566980 | Connecting rod | other_service |
| 877201-4 | Ignition kit | other_service |
| M0064264-06 | Fuel Injection Lines - Install | other_service |
| g06508459 | Engine Electronics | other_service |
| i03635086 | Engine Starting | other_service |
| i03648639 | Engine Stopping | other_service |
| i08258438 | Before Starting Engine | other_service |
| 183-4320 | Lift/transfer pump | pump |
| KM-BD-909035 | Hydraulic Track Adjuster Seal Kit | seal |
| 249-5541 | Thermostat | thermostat |
| 251-7660 | Thermostat | thermostat |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Filters for this engine
- Air filter: Caterpillar 2310167 Donaldson P827653 Wix 46671
- Fuel filter: Caterpillar 1561200 Donaldson P551423 Wix WF10091
- Fuel filter (primary): Caterpillar 1561200 Donaldson P551423 Wix WF10091
- Oil filter: Caterpillar 2201523 Donaldson P502016 Ac Delco PF1245
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
Also used in
9- Caterpillar 216B2 — Skid Steer Loader
- Caterpillar 216B3 — Skid Steer Loader
- Caterpillar 226B — Skid Steer Loader
- Caterpillar 226B3 — Skid Steer Loader
- Caterpillar 226D3 — Skid Steer Loader
- Caterpillar 239D3 — Skid Steer Loader
- Caterpillar 249D3 — Skid Steer Loader
- Caterpillar AP255E — Paver
- Caterpillar CC34 — Compactor
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 Caterpillar C2.2 T?
The Caterpillar C2.2 T engine has an oil capacity of 10.0 liters.
What is the displacement of the Caterpillar C2.2 T?
The Caterpillar C2.2 T has a displacement of 2.2 liters with 4 cylinders.
Which generators use the Caterpillar C2.2 T engine?
The Caterpillar C2.2 T powers 2 generator set(s), including Atlas Copco XAS 188 CD T4F, Caterpillar XQ35.
What oil filter does the Caterpillar C2.2 T use?
The Caterpillar C2.2 T uses oil filter part numbers Caterpillar 2201523, Donaldson P502016, Ac Delco PF1245.
What fuel filter does the Caterpillar C2.2 T use?
The Caterpillar C2.2 T uses fuel filter part numbers Caterpillar 1561200, Donaldson P551423, Wix WF10091.
What air filter does the Caterpillar C2.2 T use?
The Caterpillar C2.2 T uses air filter part numbers Caterpillar 2310167, Donaldson P827653, Wix 46671.
How often should you change the oil in the Caterpillar C2.2 T?
The Caterpillar C2.2 T oil change interval is every 500 hours.