Nanni is an international leader on the market of marine diesel engines with a product range between 10 and 2000 hp, and for power generator sets from 6 kW up to 750 kW. Moreover, Nanni is one of the top three brands for marine inboard diesel engines in the world.
| Power at crankshaft | 559 kW (800 hp) |
| Displacement | 12.7 |
| Configuration | 6 cylinders in line |
| Operation type | 4 strokes Diesel |
| Bore & Stroke | 130 x 160 mm |
| Compression ratio | 17:3 : 1 |
| Rated speed | 2300 rpm |
| Idling speed | 600 rpm |
| Peak torque | 3210 Nm |
| Peak torque speed | 1600 rpm |
| Engine base | Scania |
| Fuel system | Extra High Pressure Injection (XPI) |
| Air intake | Turbocharged with after cooler |
| Cooling | Closed cooling with heat exchanger and charge air cooler |
| Max mounting angle | 12° Front down 12° Front up |
| Alternator | 24 Volt 100 Amp |
| Rating | M6.S / M5.L |
| Emission compliance | US tier 3 IMO Tier II EU Stage IIIA RCD2 |
| Dry weight with TM345A | 1285 kg |