From 2010 until 2017, the Mini Clubman N18B16A 1.6-liter turbo engine was manufactured in England and fitted to every second-generation Mini model, ranging from the Clubman R55 to the Paceman R61. Many Peugeot and Citroen models under the EP6CDTS index had a similar motor installed.
N12B14A, N12B16A, N16B16A, N14B16A, N14B16C, N18B16A, and N18B16C are engines from the Prince series.
Specifications
| Production years | 2010-2017 |
| Displacement, cc | 1598 |
| Fuel system | direct injection |
| Power output, hp | 184 – 190 |
| Torque output, Nm | 240 – 260 |
| Cylinder block | aluminum R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 77 |
| Piston stroke, mm | 85.8 |
| Compression ratio | 10.5 |
| Features | DOHC, Valvetronic |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | at intake and exhaust |
| Turbocharging | BorgWarner K03 |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 4.2 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Mini Cooper S Clubman 2011) — city — highway — combined |
7.4 5.0 5.9 |
| Engine lifespan, km | ~220 000 |
The engine was installed on:
- Mini Cabrio R57 in 2010 – 2016;
- Mini Clubman R55 in 2010 – 2014;
- Mini Countryman R60 in 2010 – 2017;
- Mini Coupe R58 in 2011 – 2015;
- Mini Hatch R56 in 2010 – 2014;
- Mini Paceman R61 in 2013 – 2016;
- Mini Roadster R59 in 2012 – 2015.
Disadvantages of the Mini N18B16A engine
Although N18 series units are more dependable than their N14 predecessors, they still malfunction frequently;
An unpredictable direct injection system using piezo injectors is the source of many issues;
Additionally, the Valvetronic system and Vanos phase regulators frequently malfunction here;
Oil consumption and intake coking are the subject of numerous complaints on specialized forums;
This engine’s timing chain, thermostat, and pump are very small resources.