Nissan KR 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) 241–268 hp (244–272 PS; 180–200 kW) (KR20DDET)
Torque output	240 N⋅m (177 lb⋅ft) (KH5T) 305 N⋅m (225 lb⋅ft) (KR15DDT) 353–388 N⋅m (260–286 lb⋅ft) (KR20DDET)
Chronology
Predecessor	QR25DE (KR15DDT) (I4) PR25DD (KR15DDT) (I4) VQ35DE (KR20DDET) (V6)

The Nissan KR engine family consists of three and four-cylinder all-aluminium turbocharged gasoline engines in both 12-valve and 16-valve versions with a variable compression ratio and variable valve timing developed by Nissan.