## Cars with the N52 Engine
The BMW N52 is a naturally aspirated straight-six gasoline engine that was produced from 2005 to 2015. It is based on the earlier M54 engine, but features a number of improvements, including:
* Double-VANOS variable valve timing
* Valvetronic variable valve lift
* Intake manifold with integrated throttle body
* Electronic oil pump
The N52 engine was available in two displacements: 2.5 liters (N52B25) and 3.0 liters (N52B30). The N52B25 engine produced 177 horsepower (132 kW) and 170 pound-feet (230 Nm) of torque, while the N52B30 engine produced 215 horsepower (160 kW) and 184 pound-feet (250 Nm) of torque.
The N52 engine was used in a variety of BMW models, including:
1 Series
* 128i (E81, E82, E87, E88)
* 130i (E81, E82, E87, E88)
3 Series
* 325i (E90, E91, E92, E93)
* 328i (E90, E91, E92, E93)
* 330i (E90, E91, E92, E93)
* 335i (E90, E91, E92, E93)
5 Series
* 525i (E60, E61)
* 528i (E60, E61)
* 530i (E60, E61)
* 535i (E60, E61)
6 Series
* 630i (E63, E64)
* 635i (E63, E64)
X3
* X3 2.5i (E83)
* X3 3.0i (E83)
X5
* X5 3.0i (E53)
The N52 engine was a popular choice for BMW enthusiasts due to its smooth power delivery, relatively low fuel consumption, and high reliability. However, it is important to note that the N52 engine is not without its problems. Some of the most common issues include:
* Timing chain tensioner failure
* Valve cover gasket leaks
* Oil filter housing gasket leaks
* Intake manifold leaks
* Vanos solenoid failure
If you are considering purchasing a BMW with an N52 engine, it is important to be aware of these potential problems and to have the car inspected by a qualified mechanic before making a decision.
## Conclusion
The BMW N52 engine is a powerful and efficient engine that was used in a variety of BMW models. It is a good choice for drivers who are looking for a smooth and powerful engine that is also relatively fuel efficient. However, it is important to be aware of the potential problems that can occur with the N52 engine before making a decision about whether or not to purchase a car with this engine.
