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 | 43.4 kW (59 hp) |
| Displacement | 2.434 |
| Configuration | 4 cylinders in line |
| Operation type | 4 strokes Diesel |
| Bore & Stroke | 83 x 102.4 mm |
| Compression ratio | 23 :1 |
| Rated speed | 2700 rpm |
| Idling speed | 850 rpm |
| Peak torque | 168 Nm |
| Peak torque speed | 1800 rpm |
| Engine base | Kubota |
| Fuel system | Mechanical Indirect injection |
| Air intake | Natural |
| Cooling | Closed cooling with heat exchanger |
| Max mounting angle | 15° Front down 15° Front up |
| Alternator | 12 Volt 120 Amp |
| Rating | M4 |
| Emission compliance | IMO Annex VI Compliant RCD 2013/53/EU BSO2 |
| Dry weight with TMC40 with Sail Drive SP60 | 248 kg |