The Waukesha F18GSI is a 18 L 6-cylinder turbocharged engine rated at 1800 rpm. It powers generator sets from Simson-Maxwell, including the SGWW300 T6. It holds 83.3 L (22.0 gal) of oil and 83 L (21.9 gal) of coolant.
| Oil capacity | 83.3 L |
|---|---|
| Coolant capacity | 83.0 L |
| Displacement | 18.0 L |
| Cylinders | 6 |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |