The Generac G9.0L G18 is a 8.9 L 8-cylinder naturally aspirated engine rated at 1800 rpm. It powers generator sets from Generac, including the MGG100M. It holds 8.5 L (2.2 gal) of oil and 20.8 L (5.5 gal) of coolant.
| Oil capacity | 8.5 L |
|---|---|
| Coolant capacity | 20.8 L |
| Displacement | 8.9 L |
| Cylinders | 8 |
| Aspiration | Naturally Aspirated |
| Rated speed | 1800 rpm |