| Similarity | Rank | |
|---|---|---|
| two-stroke | 0.953 | 79959 |
| 4-stroke | 0.950 | 97106 |
| 4-cylinder | 0.847 | 74796 |
| six-cylinder | 0.838 | 82610 |
| four-cylinder | 0.833 | 43423 |
| turbocharged | 0.829 | 42047 |
| air-cooled | 0.813 | 78797 |
| 125cc | 0.812 | 91729 |
| DOHC | 0.810 | 98578 |
| turbocharger | 0.805 | 69974 |
| 250cc | 0.803 | 91716 |
| gearbox | 0.788 | 25720 |
| diesels | 0.785 | 55020 |
| powerplant | 0.783 | 57281 |
| supercharger | 0.778 | 66991 |
| gearboxes | 0.777 | 80269 |
| horsepower | 0.774 | 16158 |
| five-speed | 0.767 | 80964 |
| gas-powered | 0.766 | 73143 |
| front-wheel | 0.763 | 90180 |
| turbos | 0.763 | 97740 |
| 4-liter | 0.761 | 89522 |
| rear-wheel | 0.760 | 91277 |
| 5-speed | 0.760 | 91352 |
| 6-speed | 0.755 | 70253 |