Nissan PR engine
| Nissan PR engine | |
|---|---|
| Overview | |
| Manufacturer | Nissan |
| Production | 2018–present |
| Layout | |
| Displacement | 2.5 L (2,488 cc) |
| Cylinder bore | 89 mm (3.5 in) |
| Piston stroke | 100 mm (3.9 in) |
| Cylinder block material | Aluminum |
| Cylinder head material | Aluminum |
| Valvetrain | DOHC 4 valves per cylinder with VVT |
| Valvetrain drive system | Chain |
| Compression ratio | 12.0:1 |
| RPM range | |
| Max. engine speed | 6200 rpm |
| Combustion | |
| Fuel system | Direct fuel injection |
| Fuel type | Gasoline |
| Cooling system | Water-cooled |
| Output | |
| Power output | 181–188 hp (135–140 kW; 184–191 PS) |
| Torque output | 180–181 lb⋅ft (244–245 N⋅m) |
| Dimensions | |
| Dry weight | 142 kg (313 lb) |
| Emissions | |
| Emissions target standard | Euro 6, SULEV30 |
| Chronology | |
| Predecessor | Nissan QR engine |
The PR engine is a gasoline inline-four piston engine with a displacement of 2.5 L (2,488 cc) that was introduced in 2018 by Nissan. The motor has an aluminum block and head, and has a dual overhead camshaft (DOHC) four-valve design with variable valve timing and direct injection. The engine is heavily based on the QR engine but has 95% different parts.
The engine is used in compact and midsize applications by Nissan and Mitsubishi via the Renault–Nissan–Mitsubishi Alliance.