Oil Sump BMW E70 E71 N52N Petrol Engine Suction Pipe Strainer Hose 7530085

Oil Sump BMW E70 E71 N52N Petrol Engine Suction Pipe Strainer Hose is a specialized component of the lubrication system in petrol engines, responsible for effectively drawing oil from the oil sump and delivering it to the pump. Thanks to its precise geometry and fitment for N52N units in BMW E70 and E71 models, the pipe ensures stable oil pressure and supports the safe operation of the crank-piston system. This solution is intended for users who expect a proven part with factory flow characteristics.

Specifications and technical data

• SKU: 7530085
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7530085
• Substitutable numbers: 11417530085, 7530085, KZ
• Fuel type: Petrol
• Category: Oil Sumps

Purpose and function in the lubrication system

The oil pump suction pipe in this design is dedicated to petrol engines, where it is responsible for transporting oil from the oil sump area to the pump. A correctly selected component for this section is crucial for:

• maintaining stable oil pressure throughout the engine,
• ensuring continuous lubrication of bearings, the crankshaft, and the timing system,
• reducing the risk of seizure at high RPMs and loads,
• proper operation of the lubrication system under dynamic driving conditions.

Thanks to a design consistent with factory solutions, the oil flow remains in line with the manufacturer's specifications, which facilitates maintaining the engine's original performance parameters.

Compatibility with BMW E70 / E71 with N52N engine

The offered pipe has been designed to work with N52N units installed in the BMW E70 and E71, which translates into a proper fit for the oil sump and oil pump in these models. Using a component with the correct shape and oil channel diameter allows for maintaining:

• the correct position of the strainer relative to the bottom of the oil sump,
• stable oil suction at various fill levels,
• compatibility with factory mounting points in the block and sump.

Such fitment reduces the need for installation modifications and promotes trouble-free service replacement during an overhaul or repair of the lubrication system.

Characteristics of the used component

The pipe comes from dismantling, which means it is a used part, but one that retains the functionality required for further operation. In practice, this means that:

• the geometry of the pipe and strainer remains consistent with factory specifications,
• the component can be used as a replacement during engine repair,
• it serves as an economical solution for comprehensive engine service.

Using an original component from dismantling allows for maintaining the factory characteristics of the lubrication system without the need to resort to unreliable replacements of unverified quality.

Benefits of using the original oil pump suction pipe

Choosing an oil pump suction pipe dedicated to the BMW E70 and E71 with the N52N engine brings a number of practical service benefits:

• maintaining compliance with the manufacturer's lubrication system design,
• reducing the risk of oil pressure drops resulting from improper fitment,
• the possibility of use during an overhaul or preventive replacement of components in the oil sump area,
• support for long-term, stable operation of the petrol unit.

For workshops and private users, this means a more predictable repair result and easier maintenance of safe engine operating conditions in daily use.

Related components and service knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as suction pipes, fasteners, or components working with the lubrication system, check the available parts in the BMW Oil Sumps category.

When working on BMW engines and electronic systems, it is also worth expanding your knowledge about diagnostics and the use of parts from dismantling – you can find practical tips in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?.