Engine Jaguar AJ33S

The company assembled the 4.2-liter Jaguar AJ33S 4.2 Supercharged engine from 2002 to 2009 and put on charged modifications of such popular models as the XKR, XJR or S-Type R. It was on the basis of this power unit that the Land Rover 428PS compressor engine was created.

AJ-V8 series: AJ126, AJ27, AJ27S, AJ28, AJ33, AJ33S, AJ34, AJ34S, AJ133, AJ133S.


Production years 2002-2009
Displacement, cc 4196
Fuel system distributed injection
Power output, hp 395
Torque output, Nm 540
Cylinder block aluminum V8
Block head aluminum 32v
Cylinder bore, mm 86
Piston stroke, mm 90.3
Compression ratio 9.1
Features intercooler
Hydraulic lifters no
Timing drive chain
Phase regulator yes
Turbocharging Eaton M112
Recommended engine oil 5W-30
Engine oil capacity, liter 7.0
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Jaguar S-Type R 2007)
— city
— highway
— combined
Engine lifespan, km ~350 000

The engine was installed on:

  • Jaguar S-Type 1 (X200) in 2002 – 2007;
  • Jaguar XJ 7 (X350) in 2003 – 2009;
  • Jaguar XK 1 (X100) in 2002 – 2006.

Disadvantages of the Jaguar AJ33S engine

  • This is an aluminum motor and it is afraid of overheating, keep an eye on the cooling system;
  • The compressor water pump has a small resource;
  • The crankcase ventilation valve here quickly clogs, which results in a large consumption of lubricant;
  • It is necessary to clean the throttle and injectors regularly or the engine speed will float;
  • Also, various nozzles constantly burst, which leads to air leaks.

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