Series CD
| Displacement @ 60 Hz | 637 | [CFH] |
| Maximum absorbed power @ 50 Hz | 13.8 | [kW] |
| Discharge valve (socket welding) | 0.71 | [inch] |
| Displacement @ 50 Hz | 531 | [CFH] |
| Net weight | 240.3 | [lb] |
| Discharge valve (butt welding) | 0.94 | [inch] |
| Suction valve (butt welding) | 1.38 | [inch] |
| Stroke | 1.02 | [inch] |
| Maximum absorbed power @ 60 Hz | 16.6 | [kW] |
| Bore | 1.81 | [inch] |
| No. cylinders | 4 | |
| Oil charge | 1,7 | [L] |
| Suction valve (socket welding) | 1.10 | [inch] |
