Engine Mini N14B16C

The 1.6-liter turbo engine Mini John Cooper Works N14B16C was produced from 2008 to 2012 and was installed on charged versions of the second generation Mini models in the back of R55, R56 or R57. The same power unit was installed on Peugeot and Citroen cars under its EP6DTS index.

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

Specifications

Production years 2008-2012
Displacement, cc 1598
Fuel system direct injection
Power output, hp 211
Torque output, Nm 260
Cylinder block aluminum R4
Block head aluminum 16v
Cylinder bore, mm 77
Piston stroke, mm 85.8
Compression ratio 10.0
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator at the exhaust
Turbocharging BorgWarner K03
Recommended engine oil 5W-30
Engine oil capacity, liter 4.2
Fuel type petrol
Euro standards EURO 4
Fuel consumption, L/100 km (for Mini John Cooper Works 2009)
— city
— highway
— combined
9.4
5.8
7.1
Engine lifespan, km ~180 000

The engine was installed on:

  • Mini Cabrio R57 in 2009 – 2012;
  • Mini Clubman R55 in 2008 – 2012;
  • Mini Hatch R56 in 2008 – 2012.

Disadvantages of the Mini N14B16C engine

  • The main problems of the motor are associated with overheating and cylinder head cracks are not uncommon here;
  • Next comes a large oil consumption, which turns into coking in the intake;
  • An unreliable timing chain and especially its tensioner often serve less than 50,000 km;
  • A modest resource has a phase regulator, a vacuum pump and a high-pressure fuel pump of the injection system;
  • The weak points of this power unit also include a water pump and a thermostat.

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