Engine Mini N18B16A

The Mini Clubman N18B16A 1.6-liter turbo engine was produced in England from 2010 to 2017 and was installed on absolutely all second-generation Mini models from the Clubman R55 to the Paceman R61. A similar motor was installed on many Peugeot and Citroen models under the EP6CDTS index.

Prince-series engines: N12B14A, N12B16A, N16B16A, N14B16A, N14B16C, N18B16A, N18B16C.


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
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

  • Units of the N18 series are more reliable than their predecessors N14, but still break down often;
  • A lot of problems are caused by a capricious direct injection system with piezo injectors;
  • Also, Vanos phase regulators and the Valvetronic system regularly fail here;
  • Many complaints on specialized forums are related to oil consumption and intake coking;
  • A very modest resource in this engine has a timing chain, thermostat and pump.

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