Yanmar Engine - CX Series
Heavy duty, super smooth and quietest in this HP class. Commercial model with 4 valves per cylinder. Premium quality. This series includes the following engines:
| Engine | HP | Years In Production | Comments |
| 6CX(M)-ETE | 420 | 1992 - December 2001 | Turbo-Intercooled |
| 6CX-GTE | 465 | July 2001 - Present | Turbo-Intercooled |
| 6CXM-GTE2 | 500 | July 2001 - Present | Turbo-Intercooled |