The Hatz 1D81C is a 0.67 L 1-cylinder engine rated at 3600 rpm, producing up to 13.1 kW. It powers generator sets from Hatz, including the 1D81. It holds 1.9 L (0.5 gal) of oil.
| Oil capacity | 1.9 L |
|---|---|
| Displacement | 0.667 L |
| Cylinders | 1 |
| Rated speed | 3600 rpm |
| Gross power | 13 kW |