Nissan KR engine
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.
KH5T
The KH5T is a DIG-T inline-3 12-valve engine, with a bore x stroke of.. Power output is and of torque. The variation in compression ratio ranges between 8:1 and 14:1. This is achieved by the movement of an actuator which changes the length of the piston stroke according to the demand for power.Applications:
- 2022–present Nissan Qashqai e-Power,
KR15DDT
The KR15DDT VC-Turbo 3 cylinder engine was introduced in the fourth-generation X-Trail. The "VC" designation in the name indicates that the engine uses a variable compression ratio, allowing operating modes modes for both high power output and high fuel efficiency. The engine won Nissan its 19th trophy in the Wards 10 Best Engines and Propulsion systems awards of 2022; judge Drew Winter described it as “Very smooth, exceptionally quiet during idle, pleasant to drive in traffic or on the highway”, among other comments from judges such as “This engine inspires words that never have been uttered in the same sentence as 3-cylinder engine”.Applications:
- 2021–present Nissan Rogue/X-Trail (T33) @5600rpm, @2800rpm
- 2026 Nissan Note Aura Nismo RS
KR20DDET
The KR20DDET was announced at the 2016 Paris Motor Show as the VC Turbo which had Nissan's new variable compression technology. The engine was introduced to Nissan's production cars in 2019 in the Infiniti QX50 and the Nissan Altima replacing the previous V6 options. It was touted as the world's first production-ready variable compression ratio engine.Applications:
- 2017–present Infiniti QX50 (J55) @5600rpm, @4400rpm
- 2021–present Infiniti QX55 (J55) @5600rpm, @4400rpm
- 2022–present Infiniti QX60 (L51),
- 2023–present Nissan Pathfinder (R53)
- 2019–2024 Nissan Altima (L34) @5600rpm, @1600rpm
- 2024–present Nissan Murano (Z53),
- 2025–present Nissan Teana Plus