The Northern Lights L773L Engine is a 1.13 L 3-cylinder naturally aspirated engine rated at 1800 rpm. It powers generator sets from Northern Lights, including the NL773LW4. It holds 5 L (1.3 gal) of oil.
| Oil capacity | 5.0 L |
|---|---|
| Displacement | 1.13 L |
| Cylinders | 3 |
| Aspiration | naturally aspirated |
| Rated speed | 1800 rpm |