The Volvo Penta D4 is a 3.7 L 4-cylinder turbo, aftercooler, compressor engine rated at 3500 rpm, producing up to 191 kW. It powers generator sets from Volvo Penta, including the IPS350.
| Displacement | 3.7 L |
|---|---|
| Cylinders | 4 |
| Aspiration | Turbo, aftercooler, compressor |
| Rated speed | 3500 rpm |
| Gross power | 191 kW |