BMW F20 F30 F32 Oil Pump Suction Pipe N55 Petrol Engine M135i 335i 435i 7590736

BMW F20 F30 F32 Oil Pump Suction Pipe N55 Petrol Engine M135i 335i 435i is an original lubrication system component designed for N55 petrol engines in selected BMW 1, 3, and 4 series models. The precise geometry of the oil suction pipe ensures stable lubricant intake and supports the proper operation of the oil pump under a wide range of loads. It is a practical solution for users who want to restore the factory performance parameters of the power unit after repairs or upgrades.

Specifications and technical data

• SKU: 7590736
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7590736
• Substitutable numbers: 7590736, 11417590736
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and function in the N55 engine

The presented oil pump suction pipe is responsible for drawing oil from the sump and directing it to the pump, and subsequently to the lubrication channels in the engine. In N55 units fitted in M135i, 335i, and 435i models, a correctly selected suction pipe is crucial for:

• maintaining stable oil pressure at high RPM,
• ensuring proper lubrication of the turbocharger and timing system,
• reducing the risk of bearing seizure and excessive wear of moving parts.

Thanks to the use of an original design dedicated to the N55 petrol engine, the oil pump pipe maintains the correct position relative to the bottom of the sump, which promotes reliable oil suction even during dynamic driving.

Benefits of using an original BMW component

Choosing an original oil suction pipe for BMW F20, F30, and F32 series allows you to maintain compliance with the manufacturer's factory specifications. The most important advantages of this solution include:

• precise fit to the engine block and oil pan without the need for modifications,
• maintaining the lubrication system efficiency intended by the manufacturer,
• compatibility with N55 engine accessories in M135i, 335i, and 435i versions,
• suitability for professional repairs and overhauls of BMW petrol units.

The element from this group is particularly recommended when replacing the oil pump, performing a bottom-end engine overhaul, or after a lubrication system failure, when it is necessary to restore full efficiency and proper oil circulation.

Characteristics of the used component

The offered oil pump suction pipe is a part from the Cooling system hoses and pipes category, sourced from dismantling. Such components are frequently chosen by workshops specializing in the BMW brand because they allow for an economical, yet technically correct repair of the lubrication system. The used OEM element retains its original geometry and mounting points, which facilitates installation and reduces service time.

Before installation, a standard preparation procedure is recommended, including thorough cleaning of the suction pipe channels and inspection of the sealing surfaces. This approach helps ensure proper oil suction and reduces the risk of air entering the system.

Service and diagnostic tips

In BMW petrol engines, especially in turbocharged units, the condition of the lubrication and cooling system has a direct impact on the durability of the entire power unit. Symptoms that may suggest the need to verify the oil pump suction pipe include oil pressure drops, a warning light on the dashboard, or disturbing noises from the bottom of the engine. In such situations, replacing the oil pump pipe with a functional OEM element is one of the recommended service actions.

To better understand the relationship between the lubrication system and the operating temperature of the power unit, it is worth reading the guide on engine cooling, which discusses, among other things, the impact of overheating on component lifespan – details can be found in the article Engine cooling system – overheating, repair, and used radiators.

Expanding BMW system support

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 hoses, pipes, or connectors, check the available parts in the BMW cooling system hoses and pipes category.

For larger repairs, it is also worth considering the use of used body parts and engine covers to optimize service costs without sacrificing OEM parts – practical tips can be found in the guide Bodywork and chassis – post-accident repairs using dismantled parts.