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Reciprocating internal combustion engine
Nissan KR engine
KR20DDET engine in a 2020 Infiniti QX50
Overview
Manufacturer
Nissan
Production
2018–present
Layout
Configuration
I3 (KR15DDT and KH5T)
I4 (KR20DDET)
Displacement
1,461 cc (1.5 L; 89.2 cu in) (KH5T)
1,497 cc (1.5 L; 91.4 cu in) (KR15DDT)
1,997 cc (2.0 L; 121.9 cu in) (KR20DDET)
Cylinder bore
84 mm (3.31 in) (permanent)
Piston stroke
90.1 mm (3.55 in) (8.0:1 compression)
88.9 mm (3.50 in) (14.0:1 compression)
Cylinder block material
Aluminum alloy
Cylinder head material
Aluminum alloy
Valvetrain
DOHC 4 valves per cylinder with VVT
Compression ratio
8.0:1~14.0:1
Combustion
Turbocharger
Yes
Fuel system
Direct-injection (GDI) (KR15DDT)
Combined GDI and multi-point indirect injection (KR20DDET)
Fuel type
Gasoline
Cooling system
Water-cooled
Output
Power output
157 hp (159 PS; 117 kW) (KH5T)
201 hp (204 PS; 150 kW) (KR15DDT)
248–268 hp (251–272 PS; 185–200 kW) at 5,600 rpm (KR20DDET)
Torque output
240 N⋅m (177 lb⋅ft) (KH5T)
305 N⋅m (225 lb⋅ft) (KR15DDT)
370–380 N⋅m (273–280 lb⋅ft) at 1,600–4,800 rpm (KR20DDET)
Chronology
Predecessor
QR25DE (KR15DDT) (I4)
PR25DD (KR15DDT) (I4)
VQ35DE (KR20DDET) (V6)
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