The 4.4-liter petrol engine Land Rover 448PN was manufactured by the company from 2004 to 2009 and was installed in popular off-road vehicles such as Range Rover, Range Rover Sport, and Discovery 3. This engine was specially developed for Land Rover by Jaguar engineers and is also known as AJ41. The AJ-V8 series includes the following power units: 306 horsepower, 428 horsepower, 508PN, and 508 horsepower.
| Exact capacity | 4394 cm³ |
| Power system | distributed injection |
| Engine power | 300 - 305 HP |
| Torque | 425 - 440 nm |
| Engine block | aluminum V8 |
| Block head | aluminum 32v |
| Cylinder diameter | 88 mm |
| Piston stroke. | 90.3 mm |
| Compression ratio | 10.5 |
| Engine features | DOHC |
| Hydraulic compensator. | there is no |
| Timing drive | chain |
| Timing phase adjuster | on suction shafts |
| Turbocharging | there is no |
| What oils to use | 7.7 liters 5W-30 |
| Fuel type | 95 |
| Environmental class | EURO 4 |
| Approximate life expectancy | 400 000 HP |
| City | 20.8 litry |
| Route | 11.2 litry |
| Mixed | 14.9 litry |
The weight of the engine 448PN according to the catalog is 190 kg. The engine number 448PN is located on the right side of the cylinder block. It is a reliable naturally aspirated engine and owners only complain about fuel consumption. The most well-known issue with the engine is the rapid failure of the phase regulators. Since it is a completely aluminum engine, overheating is contraindicated for it. Strong smoking usually indicates oil leakage from the PCV valve into the intake. Other problems are related to lubrication leaks, especially at the joints of the engine sections.
| Discovery 3 (L319) | 2004 - 2009 |
| Range Rover 3 (L322) | 2005 - 2009 |
| Range Rover Sport 1 (L320) | 2005 - 2009 |
The Land Rover's 4.2-liter engine with a power of 428 horsepower, which was supercharged, was produced by the company from 2005 to 2009 and installed in their most popular off-road vehicles, the Range Rover and Range Rover Sport. This engine is equipped with an Eaton compressor M112 and is known in Jaguar cars as AJ33S. The AJ-V8 series includes engines with the following power outputs: 306 horsepower, 448 horsepower, 508 horsepower, and 508 horsepower.
The 5.0-liter Land Rover engine with a power output of 508 HP or 5.0 Supercharged has been produced since 2009 and is installed in popular off-road vehicles such as the Range Rover, Range Rover Sport, or Velar. This Eaton supercharged engine is also used in Jaguar vehicles under the index AJ133S. The AJ-V8 series includes engines with the following power outputs: 306 HP, 428 HP, 448 PN, and 508 PN.
The 4.6-liter gasoline engine Land Rover 46D was produced by the company from 1994 to 2004 and installed in the top versions of their popular off-road vehicles, Range Rover II and Discovery. This power unit exists in several versions and is also known as 60D. The Rover V8 series also includes the engine: 42D.
The 2.2-liter carbureted Toyota 4Y engine was produced by the company from 1985 to 1997 and was installed in popular microbuses Town Ace and Hiace, Hilux pickups, and Crown S130 sedans. A version with reduced power output of 70 HP was available specifically for commercial vehicles. The Y series also includes the following engines: 1Y, 2Y, 3Y, 3Y-E, 3Y-EU, and 4Y-E.