Jaguar Xk8 X100 Fuel Filler Cap Cover Top Lid Tank Cork Insert NJD5942AF

Jaguar Xk8 X100 Fuel Filler Cap Cover Top Lid Tank Cork Insert is an original component from the Fuel filler flaps and caps group, designed to maintain the tightness and functionality of the refueling system in Jaguar XK8 X100 generation models. This used OEM component ensures a proper fit to the filler neck, stable mounting, and correct operation of the lid opening and closing mechanism.

Specifications and technical data

• SKU: NJD5942AF
• Mark: Jaguar
• Condition: Used
• OEM Part Number: NJD5942AF
• Substitutable numbers: NJD5942AF, NJD-5942-AF
• Part type: Fuel Tank Cap
• Category: Fuel Tank Caps

Purpose and technical function

The fuel filler cover with the cap and cork insert is responsible for securely closing the filler neck, protecting the fuel from contamination, and limiting evaporation. Using an original solution dedicated to the Jaguar XK8 X100 allows for maintaining factory standards of tightness and ergonomic operation, which is important for both the durability of the fuel system and the comfort of daily use. This element is particularly important for vehicles where the lid has been damaged, the cap mechanism has worn out, or there are issues with the cover closing properly after a collision or bodywork. Replacing it with the correct component from the same model platform minimizes the risk of leaks and improper alignment with the bodywork.

Construction of the fuel filler cover set

The presented set includes a lid integrated with a cap and a cork insert, which allows it to be treated as a complete working element of the fuel filler zone. This type of solution simplifies installation – there is no need to match separate sub-assemblies, and the whole unit works with the factory mounting and hinge in the Jaguar XK8 X100 body. The original construction ensures:

• correct guidance and positioning of the lid relative to the fender skin,
• properly selected geometry of the cap relative to the filler neck,
• maintenance of the manufacturer-specified closing force and resistance when unscrewing.

Application in service practice

The fuel filler cover with a cap for the Jaguar XK8 X100 is suitable both for the typical replacement of a worn-out element and for vehicle restoration after body damage. The used OEM component allows for maintaining visual and technical consistency with other body parts, which is essential for premium class cars. In workshop practice, using an original cover from the same model group limits the need for additional adjustments and modifications, and also makes it easier to maintain the correct body line in the fuel filler area. This is a beneficial solution for both professional service centers and users who take care of their Jaguar themselves.

Selection and compatibility

To correctly select this element, it is worth paying attention to the compatibility with the X100 generation and the fact that it is a part from the Fuel filler flaps and caps group dedicated to the Jaguar brand. Thanks to this, you can count on a proper fit with the factory filler neck, opening mechanism, and fender line, without the need for adaptation or modification of the mounts. If you are planning a comprehensive repair or upgrade of the fuel filler zone in your Jaguar and need other elements from the same group, such as additional caps, flaps, or cork inserts, check the available parts in the Jaguar fuel filler flaps and caps category.

Technical support and operation

When working with the fuel supply system – especially in older models – it is worth paying attention to the general condition of components responsible for tightness and safety. For users who are also considering replacing elements such as pumps or fuel rails, a guide describing the selection of used parts from this zone may be helpful – you can find it in the article Fuel dosing problems: what to look for when buying a used injection pump and fuel rails. After proper installation of the Jaguar XK8 X100 fuel filler cover with the cap, you can expect stable operation of the closing mechanism, proper protection of the filler neck against external factors, and the maintenance of an aesthetic appearance of the body in the refueling area, in line with the character of the Jaguar brand.