| Model | Horsepower | Year(s) |
|---|---|---|
| GG-8977A | 5 | 1958 |
| GG-8977B | 5 | 1959 |
| GG-8978A | 12 | 1958,1957 |
| GG-8981A | 12 | 1958 |
| GG-8981B | 12 | 1959 |
| GG-8985A | 25 | 1958 |
| GG-8985B | 25 | 1959 |
| GG-8992A | 25 | 1958 |
| GG-8992B | 25 | 1959 |
| GG-8997A | 35 | 1958 |
| GG-8997B | 35 | 1959 |
| GG-8997C | 35 | 1959 |
| GG-9000A | 3 | 1956 |
| GG-9001A | 5 | 1955 |
| GG-9001B | 5 | 1955 |
| GG-9001C | 5 | 1956,1955 |
| GG-9002A | 5 | 1956 |
| GG-9002B | 5 | 1956 |
| GG-9003A | 5 | 1957 |
| GG-9004A | 3 | 1955 |