Engine Porsche M55.02

The 3.6-liter VR6 gasoline engine Porsche M55.02 was assembled by the concern from 2010 to 2017 and installed on the base modifications of the Cayenne in the back of the 958 throughout its release. This motor belongs to the EA390 series and has much in common with the VW unit under the CMTA index.

Engines of M55-line: M55.01, M55.02.

Specifications

Production years 2010-2017
Displacement, cc 3598
Fuel system direct injection
Power output, hp 300
Torque output, Nm 400
Cylinder block cast iron VR6
Block head aluminum 24v
Cylinder bore, mm 89
Piston stroke, mm 96.4
Compression ratio 11.7
Features VarioRam
Hydraulic lifters yes
Timing drive chain
Phase regulator at intake and exhaust
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 6.9
Fuel type petrol
Euro standards EURO 5/6
Fuel consumption, L/100 km (for Porsche Cayenne 2012)
— city
— highway
— combined
15.9
8.4
11.2
Engine lifespan, km ~260 000
Weight, kg 177

The engine was installed on:

  • Porsche Cayenne 2 (92A) in 2010 – 2017.

Disadvantages of the Porsche M55.02 engine

  • The unit is equipped with direct injection and often suffers from deposits on the intake valves.
  • Another weak point is the abundance of plastic components in the cooling system.
  • The PCV valve has a not very high resource, its membrane is constantly torn.
  • Closer to 200,000 km, timing chains usually need to be replaced.
  • The ignition coils, pump and fuel pump in the tank also regularly fail.

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