BMW 1 3 5 Series E60 E90 E91 E92 F10 F20 F30 N47N Sealing Cap Oil Filler Neck

BMW 1 3 5 Series E60 E90 E91 E92 F10 F20 F30 N47N Sealing Cap Oil Filler Neck is an original BMW component designed for the lubrication system in N47N family engines used in popular 1, 3, and 5 series models. Precision manufacturing ensures a tight seal of the oil filler neck, stable engine operation, and safe maintenance of the proper lubricant level.

Specifications and technical data

• SKU: 8507153-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8507153
• Substitutable numbers: 11128507153, 8507153, 11128655331, 8655331, 11124737102, 4737102
• Category: Other Engine Parts

Purpose and technical function

The oil filler cap in BMW N47N family engines is responsible for a controlled, tight closure of the oil filler opening in the valve cover. A correctly selected component:

• prevents oil leaks during engine operation and while driving,
• limits the ingress of contaminants into the lubrication system,
• maintains stable oil pressure within the range specified by the manufacturer.

Thanks to its factory fitment for N47N units used in, among others, BMW E60, E90, E91, E92, F10, F20, and F30, the cap works with the original valve cover without the need for modifications.

Construction and fitment for BMW models

The offered oil filler cap is structurally consistent with the solutions used by the manufacturer in N47N engines. This means:

• an appropriate thread profile and seal matched to the valve cover socket,
• an ergonomic shape that facilitates unscrewing and tightening during service,
• compatibility with the lubrication system in the listed generations of BMW 1, 3, and 5 series.

Such fitment translates into secure installation, no play, and predictable behavior of the component under typical operating conditions.

Component condition and service application

The product is in used condition, which makes it an attractive solution for routine maintenance or budget repairs. This type of oil filler cap is particularly suitable in situations where:

• the original component has suffered mechanical damage (cracks, worn threads, damaged seal),
• there are oil leaks in the vicinity of the filler neck,
• a quick replacement with a part featuring factory geometry is necessary.

Choosing an original BMW oil filler cap allows you to maintain consistency with other lubrication system components and reduce the risk of problems resulting from the use of random aftermarket replacements.

Benefits of using an original BMW oil filler cap

Using such a component in an N47N engine brings measurable operational benefits:

• Stable lubrication system tightness – reduction of leaks and engine bay contamination.
• Factory fitment for the engine unit – no need for modifications, predictable behavior over long-term use.
• Consistency with other OEM components – the cap works in harmony with the original valve cover and the service procedures specified by the manufacturer.

This is a practical solution for users who want to keep their BMW E60, E90, E91, E92, F10, F20, or F30 in good technical condition while maintaining reasonable maintenance costs.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other items from the same group, such as caps, plugs, or small mounting elements, check out the available parts in the Other BMW category.

Technical support and parts knowledge

Selecting the right components for modern engine units requires knowledge of the specifics of individual models and engine versions. To better understand the structural differences between sports variants and standard car versions, it is worth consulting expert materials – the article Audi RS vs other models – what is hidden under the hood and chassis? will be helpful, as it shows how manufacturers differentiate engine, brake, and chassis components.

If you are considering using used components for modifications or servicing your car, practical tips on the safe selection of sub-assemblies can be found in the guide Tuning with used parts – how to gain performance without spending a fortune.