| Modell | Hubraum |
|---|---|
| NK800 | 16 l. - 978.3 cub in |
| NK550VR | 7.7 l. - 469.9 cub in |
| NK500E-V | 16 l. - 978.3 cub in |
| NK400E-III | 14.9 l. - 908.4 cub in |
| NK300E-V | 14.9 l. - 908.4 cub in |
| NK250E-V | 11.1 l. - 680.4 cub in |
| NK200E-V | 11.1 l. - 680.4 cub in |
| NK1600 | 16 l. - 978.3 cub in |
| NK1200 | 12.1 l. - 736.6 cub in |
| CR250 | 7.5 l. - 460.4 cub in |
| CR100 | 3.8 l. - 234.3 cub in |