"Count On Comet Quality"
| Model | Max GPM | Max PSI | Max RPM | Req EBHP | Crankshaft |
| AXD3030G | 2.9 | 3000 | 3400 | 6.0 | 1" |
| AXD3530G | 3.3 | 3000 | 3400 | 6.8 | 1" |
| AXD4030G | 3.7 | 3000 | 3400 | 7.6 | 1" |
| FW3530SGRø | 3.7 | 3000 | 1450/3400 | 7.6 | 1" |
| FW4030SGR* | 4.2 | 3000 | 1450/3400 | 8.6 | 1" |
| FW5030SGR* | 5.3 | 3000 | 1450/3400 | 10.9 | 1" |
| FW5530SGR* | 5.8 | 3000 | 1450/3400 | 11.9 | 1" |
| FWD3530G | 3.5 | 3500 | 3400 | 8.4 | 1" |
| FWD4035G | 4.0 | 3500 | 3400 | 9.6 | 1" |
| FWD4530G | 4.5 | 3500 | 3400 | 10.8 | 1" |
| HW4040SGR^ | 4.2 | 4000 | 1450/3400 | 11.5 | 1" |
| HW4540SGR^ | 4.8 | 4000 | 1450/3400 | 13.2 | 1" |
| ZWD3030G | 3.0 | 3200 | 3400 | 6.6 | 1" |
| ZWD3030G-K | 3.0 | 3000 | 3400 | 6.2 | 1" |
| ZWD3040G | 3.0 | 4000 | 3400 | 8.2 | 1" |
| ZWD3530G | 3.5 | 3200 | 3400 | 7.7 | 1" |
| ZWD3530G-K | 3.5 | 3000 | 3400 | 7.2 | 1" |
| ZWD3540G | 3.5 | 4000 | 3400 | 9.6 | 1" |
| ZWD4030G | 4.0 | 3200 | 3400 | 8.8 | 1" |
| ZWD4030G-K | 4.0 | 3000 | 3400 | 8.2 | 1" |
| ZWD4040G | 4.0 | 4000 | 3400 | 11.0 | 1" |