Note: 1 Stock Engine= No Modification made to Engine
Note: 2 Limited Engine= Little Modification limited to bolt on items with slight horsepower increase.
Note: 3 Modified Engine=Modification includes bolt-on items and internal changes increasing horsepower.
| Engine | Model | Year | Series | Note |
| DynaFly | ||||
| 1176 | ULTRA 150 | 1999-2006 | KH-DF-16/20 | 1 & 2 |
| KH-DF-17/21 | 3 |
