| Model | Horsepower | Year(s) |
|---|---|---|
| HUE-13E | 150 | 1965 |
| HUE-14D | 150 | 1966 |
| HUE-15S | 155 | 1967 |
| HUE-16C | 155 | 1967,1968 |
| HUFM-19E | 155 | 1970 |
| HUFM-19EX | 155 | 1971 |
| HUFM-20D | 155 | 1971 |
| HUFM-21C | 155 | 1972 |
| HUFM-21S | 155 | 1972 |
| HUFM-69B | 155 | 1969 |
| HUFM-69M | 155 | 1969 |
| HUFP-21C | 155 | 1972 |
| HUFP-21S | 155 | 1972 |
| HUFR-19E | 155 | 1970 |
| HUFR-19EX | 155 | 1971 |
| HUFR-20D | 155 | 1971 |
| HUFR-21C | 155 | 1972 |
| HUFR-21S | 155 | 1972 |
| HUFR-69B | 155 | 1969 |
| HUFR-69M | 155 | 1969 |