Alfa Romeo 166 Engine Sizes
- Engine size range
- 1,970cc – 2,959cc
- Distinct engine sizes
- 3
- Fuel types with engine data
- Petrol
- Cylinders
- 4, 6
- Aspiration
- Naturally Aspirated
- Smallest recorded engine
- 1,970cc (166 T.Spark 16v, 2016)
- Largest recorded engine
- 2,959cc (166 V6 24V Lusso Auto, 2004)
- BHP
- 155 – 226
166 records in our database range from 1,970cc to 2,959cc.
Petrol variants are represented in the data.
Recorded cylinder counts are 4, 6.
Aspiration values present in the source data: Naturally Aspirated.
Engine figures refer to variants present in our vehicle database.



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| Variant | Year | Fuel | Engine | Cylinders | Aspiration | BHP |
|---|---|---|---|---|---|---|
| 166 T.Spark 16v | 2000–2016 | Petrol | 1,970cc | 4 | Naturally Aspirated | 155 |
| 166 V6 24V Sportronic | 2000 | Petrol | 2,492cc | 6 | Naturally Aspirated | 190 |
| 166 V6 24V Sportronic | 1999 | Petrol | 2,959cc | 6 | Naturally Aspirated | 226 |
| 166 V6 24V Lusso Auto (+3 similar) | 2001–2004 | Petrol | 2,959cc | 6 | Naturally Aspirated | 217.2 |