| Similarity | Rank | |
|---|---|---|
| four-stroke | 0.950 | 92413 |
| two-stroke | 0.896 | 79959 |
| 4-cylinder | 0.864 | 74796 |
| DOHC | 0.846 | 98578 |
| turbocharged | 0.839 | 42047 |
| four-cylinder | 0.836 | 43423 |
| six-cylinder | 0.832 | 82610 |
| air-cooled | 0.830 | 78797 |
| 125cc | 0.821 | 91729 |
| turbocharger | 0.818 | 69974 |
| 250cc | 0.808 | 91716 |
| powerplant | 0.797 | 57281 |
| horsepower | 0.796 | 16158 |
| supercharger | 0.796 | 66991 |
| diesels | 0.794 | 55020 |
| 4-liter | 0.792 | 89522 |
| turbos | 0.788 | 97740 |
| bhp | 0.780 | 61172 |
| 0L | 0.779 | 67269 |
| V-6 | 0.779 | 62945 |
| 0-liter | 0.778 | 56194 |
| diesel | 0.778 | 8085 |
| 5-liter | 0.776 | 69502 |
| 5-speed | 0.774 | 91352 |
| gearbox | 0.774 | 25720 |