The company assembled the 5.0-liter Land Rover 508PN gasoline engine from 2009 to 2014 and put it on such popular SUVs as the Range Rover, Range Rover Sport and Discovery 4. This power unit was installed on Jaguar cars under its own AJ133 index.
AJ-V8 family: 306PS, 428PS, 448PN, 508PN, 508PS.
Specifications
| Production years | 2009-2014 |
| Displacement, cc | 4999 |
| Fuel system | direct injection |
| Power output, hp | 375 – 385 |
| Torque output, Nm | 510 – 515 |
| Cylinder block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder bore, mm | 92.5 |
| Piston stroke, mm | 93 |
| Compression ratio | 11.5 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | on both shafts |
| Turbocharging | no |
| Recommended engine oil | 5W-20 |
| Engine oil capacity, liter | 8.0 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Land Rover Discovery 4 2012) — city — highway — combined |
19.8 10.7 14.1 |
| Engine lifespan, km | ~400 000 |
| Weight, kg | 210 |
The engine was installed on:
- Land Rover Discovery 4 (L319) in 2009 – 2013;
- Land Rover Range Rover 3 (L322) in 2009 – 2012;
- Land Rover Range Rover Sport 1 (L320) in 2009 – 2013.
Disadvantages of the Land Rover 508PN engine
- The atmospheric version is more reliable than a motor with a compressor and worries a little less often;
- The most famous problem is timing chain stretching closer to 100,000 km;
- Rarely, but sometimes there is a loss of intake or exhaust valve seats;
- The reason for floating engine speeds is most often the contamination of the throttle or injectors;
- Another weak point of the engine is the water pump and the ever-leaking heat exchanger.
Frequently asked questions about the Land Rover 508PN
How much power does the Land Rover 508PN make?
The Land Rover 508PN develops 375 - 385 hp and 510 - 515 Nm of torque.
How much oil does the Land Rover 508PN take and which one?
Engine oil capacity: 8.0 liters. Recommended oil: 5W-20.
Does the Land Rover 508PN have a timing belt or chain?
The Land Rover 508PN uses a timing chain.
Is the Land Rover 508PN turbocharged?
No, the Land Rover 508PN is naturally aspirated.
Does the Land Rover 508PN 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 508PN last?
The typical lifespan of the Land Rover 508PN is ~400 000 km with proper maintenance.
What is the fuel consumption of the Land Rover 508PN?
Land Rover Discovery 4 2012: city 19.8, highway 10.7, combined 14.1 L/100 km.
What cars was the Land Rover 508PN installed on?
Land Rover Discovery 4 (L319) in 2009 - 2013; Land Rover Range Rover 3 (L322) in 2009 - 2012; Land Rover Range Rover Sport 1 (L320) in 2009 - 2013.
What are the common problems of the Land Rover 508PN?
The atmospheric version is more reliable than a motor with a compressor and worries a little less often. The most famous problem is timing chain stretching closer to 100,000 km. All known problems.
