Engine Land Rover 428PS

The company produced the 4.2-liter Land Rover 428PS Supercharged engine from 2005 to 2009 and installed it in its most popular Range Rover and Range Rover Sport SUVs. This motor is equipped with an Eaton M112 compressor and is known as the AJ33S on Jaguar vehicles.

AJ-V8 series: 306PS, 428PS, 448PN, 508PN, 508PS.


Production years 2005-2009
Displacement, cc 4197
Fuel system distributed injection
Power output, hp 390 – 396
Torque output, Nm 550
Cylinder block aluminum V8
Block head aluminum 32v
Cylinder bore, mm 86
Piston stroke, mm 90.3
Compression ratio 9.1
Features DOHC
Hydraulic lifters no
Timing drive chain
Phase regulator no
Turbocharging Eaton M112
Recommended engine oil 5W-30
Engine oil capacity, liter 7.7
Fuel type petrol
Euro standards EURO 4
Fuel consumption, L/100 km (for Range Rover 2007)
— city
— highway
— combined
Engine lifespan, km ~300 000
Weight, kg 210

The engine was installed on:

  • Land Rover Range Rover 3 (L322) in 2005 – 2009;
  • Land Rover Range Rover Sport 1 (L320) in 2005 – 2009.

Disadvantages of the Land Rover 428PS engine

  • Despite the supercharging, the engine is reliable, on specialized forums they complain only about fuel consumption;
  • The first years of production were failures of the electric supercharger cooling pump;
  • Engine speed may fluctuate due to throttle fouling or ignition coil failure;
  • The unit is completely aluminum and overheating is strictly contraindicated for it;
  • The remaining problems here are related to oil leaks and especially at the junction of engine sections.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top