Maserati has just unveiled their first post-Ferrari engine: the Nettuno. The beating heart of its upcoming MC20 super sportscar, the Nettuno is the Italian carmaker’s first completely in-house developed engine in 20 years.
The Nettuno engine is a dry sump 3.0-liter V6 twin-turbo outputting 630 horsepower and 730 Nm of torque. Its compression ratio is 11:1, while the stroke is 82 mm and the bore, 88 mm.
The engine features Formula 1 derived technology which is made available on a road car for the very first time. The Nettuno has three main features:
- The pre-chamber: a combustion chamber is set between the central electrode and the traditional combustion chamber and connected by a series of specially-designed holes.
- Lateral sparkplug: a traditional sparkplug acts as a support to ensure constant combustion when the engine is operating at a level that doesn’t need the pre-chamber to kick in.
- Twin injection system – direct and indirect: linked to the fuel supply pressure at 350bar, the system reduces noise low down on the rev range, lowering emissions and improving consumption.
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