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 |
| Concord |
||||
| 1176 | 1200 STX-R | 2002-2006 | KG-CD-15/21 | 1 & 2 |
| KG-CD-16/22 | 3 | |||
| DynaFly | ||||
| KG-DF-13/25 | 1 & 2 | |||
| KG-DF-14/26 |
3 |
