Nissan NR20A engine

The Nissan NR20A is a prototype four-stroke 2.0-litre single-turbocharged inline-4 racing engine, developed and produced by Nissan for the Super GT series. The NR20A engine is fully custom-built.[1][2][3][4][5][6][7]

Nissan NR20A
Overview
ManufacturerNissan
Production2019-present (Super GT)
Layout
ConfigurationInline-4
Displacement2.0 L (122 cu in)
Cylinder bore86–90 mm (3.39–3.54 in)
Piston strokeFree but typically approximately between 86–90 mm (3.39–3.54 in)
Block materialDie cast steel or aluminium alloy. Machining process from a solid is not permitted
Head materialDie cast steel or aluminium alloy
ValvetrainDOHC 16-valve (four-valves per cylinder)
Compression ratio15:1
Combustion
TurbochargerSingle-turbocharged by Garrett Advancing Motion with 3.5 bar (51 psi) of turbo boost pressure
Fuel systemBosch HDEV6 350 bar (5,076 psi) central high-pressure gasoline direct fuel injection. One direct injector per cylinder fed by an engine-driven high-pressure fuel pump
ManagementBosch Motronic MS 7.4
Fuel typeVarious (102 RON unleaded racing gasoline)
Oil systemDry sump
Cooling systemSingle mechanical water pump feeding a single-sided cooling system
Output
Power output550–650 PS (542–641 hp; 405–478 kW)
Torque output500–700 N⋅m (370–520 lbf⋅ft)
Dimensions
Length600 mm (23.62 in)
Width697 mm (27.44 in)
Height693 mm (27.28 in)
Dry weight187 lb (85 kg) including turbocharger

Applications

References

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