| Similarity | Rank | |
|---|---|---|
| supercharger | 0.851 | 83878 |
| twin-cam | 0.844 | 90179 |
| water-cooled | 0.833 | 71358 |
| lean-burn | 0.832 | 82318 |
| hartzell | 0.827 | 96501 |
| turbocharging | 0.826 | 76858 |
| tdi | 0.825 | 72375 |
| mtu | 0.819 | 97764 |
| non-turbo | 0.817 | 72533 |
| camshaft | 0.817 | 63396 |
| front-drive | 0.816 | 95681 |
| sd1 | 0.816 | 85970 |
| three-litre | 0.814 | 77892 |
| 24-valve | 0.811 | 59785 |
| 4-litre | 0.810 | 58299 |
| erco | 0.809 | 91382 |
| powerplant | 0.808 | 49875 |
| dynacord | 0.806 | 79155 |
| 100mw | 0.806 | 86738 |
| multi-point | 0.806 | 64459 |
| carbonflo | 0.806 | 87115 |
| multi-valve | 0.805 | 86097 |
| pro-file | 0.805 | 61762 |
| 750cc | 0.805 | 96464 |
| intercooler | 0.804 | 74511 |