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 family: 306PS, 428PS, 448PN, 508PN, 508PS.
Specifications
| 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 |
22.4 12.2 16.0 |
| 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.
Frequently asked questions about the Land Rover 428PS
How much power does the Land Rover 428PS make?
The Land Rover 428PS develops 390 - 396 hp and 550 Nm of torque.
How much oil does the Land Rover 428PS take and which one?
Engine oil capacity: 7.7 liters. Recommended oil: 5W-30.
Does the Land Rover 428PS have a timing belt or chain?
The Land Rover 428PS uses a timing chain.
Is the Land Rover 428PS turbocharged?
Yes, the Land Rover 428PS is turbocharged (Eaton M112).
Does the Land Rover 428PS need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Land Rover 428PS last?
The typical lifespan of the Land Rover 428PS is ~300 000 km with proper maintenance.
What is the fuel consumption of the Land Rover 428PS?
Range Rover 2007: city 22.4, highway 12.2, combined 16.0 L/100 km.
What cars was the Land Rover 428PS installed on?
Land Rover Range Rover 3 (L322) in 2005 - 2009; Land Rover Range Rover Sport 1 (L320) in 2005 - 2009.
What are the common problems of the Land Rover 428PS?
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. All known problems.
