| Similarity | Rank | |
|---|---|---|
| 4-litre | 0.897 | 58299 |
| 0-litre | 0.895 | 82917 |
| 8-litre | 0.888 | 51885 |
| 6-litre | 0.879 | 57742 |
| non-turbo | 0.865 | 72533 |
| 0i | 0.864 | 75722 |
| 2-litre | 0.863 | 33275 |
| petrol-powered | 0.857 | 95962 |
| 5kw | 0.857 | 81356 |
| 3-litre | 0.852 | 46489 |
| twin-cam | 0.851 | 90179 |
| 24-valve | 0.846 | 59785 |
| fuel-inject | 0.845 | 52331 |
| three-litre | 0.842 | 77892 |
| four-cylinder | 0.840 | 51471 |
| 5-litre | 0.839 | 41416 |
| rxe | 0.838 | 81571 |
| 4i | 0.836 | 73674 |
| turbo-diesel | 0.823 | 75476 |
| 24v | 0.823 | 47849 |
| rotax | 0.823 | 62143 |
| lean-burn | 0.822 | 82318 |
| 750cc | 0.822 | 96464 |
| turbocharged | 0.821 | 35418 |
| 6v | 0.820 | 66457 |