| Similarity | Rank | |
|---|---|---|
| vauxhalls | 0.855 | 75526 |
| rear-engined | 0.837 | 93322 |
| four-stroke | 0.827 | 72968 |
| 125cc | 0.823 | 51523 |
| 500cc | 0.820 | 60321 |
| celica | 0.819 | 59733 |
| karting | 0.816 | 75455 |
| golfs | 0.814 | 97891 |
| 400cc | 0.813 | 89860 |
| opel | 0.811 | 37407 |
| newman-haas | 0.809 | 99277 |
| walton-on-thames | 0.808 | 88579 |
| a610 | 0.808 | 96881 |
| tertian | 0.803 | 82056 |
| gookey | 0.801 | 85672 |
| bronco | 0.801 | 69384 |
| schwantz | 0.801 | 46250 |
| nsr | 0.800 | 49308 |
| whitham | 0.800 | 72039 |
| motorsport | 0.800 | 40620 |
| crx | 0.799 | 95059 |
| kerton | 0.797 | 58236 |
| jaguars | 0.797 | 53135 |
| 500e | 0.796 | 82100 |
| alner | 0.795 | 75587 |