The Isuzu 4LE1 is a 2.2 L 4-cylinder naturally aspirated engine rated at 2600 rpm, producing up to 35.3 kW. It powers generator sets from Isuzu, including the ML23IERD-SS-EP. It holds 8.88 L (2.3 gal) of oil and 3 L (0.8 gal) of coolant.
| Oil capacity | 8.88 L |
|---|---|
| Coolant capacity | 3.0 L |
| Displacement | 2.2 L |
| Cylinders | 4 |
| Aspiration | Naturally aspirated |
| Rated speed | 2600 rpm |
| Gross power | 35 kW |