Mini R55 R56 Fuel Filler Fill Tank Flap Cap Cover Reef Blue B30 0430311

Mini Fuel Filler Flap in Reef Blue Metallic B30 is an original body part from the Fuel Filler Flaps and Accessories group, designed for Mini R55/R56 series models. Finished in the attractive Reef Blue Metallic shade, it allows for restoring a cohesive look to the side of the body after damage or replacement of body panels.

Specifications and technical data

• SKU: 0430311-REEF
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 0430311
• Substitutable numbers: 0430311, 51170430311
• Color: Reef Blue Metallic - B30
• Category: Fuel Flaps & Components

Purpose and Technical Function

The offered fuel filler flap is a factory Mini body part responsible for covering the fuel filler neck and providing an aesthetic finish to this area of the body. Its design is matched to the geometry of the fender and filler neck housing, enabling the proper operation of the flap opening and closing mechanism and a tight seal during vehicle operation.

This part comes from disassembly, thus retaining the original geometry and fit characteristic of OE Mini parts. It is a practical solution for accident repairs, correcting spot damage, or restoring the car's factory appearance after previous modifications.

Reef Blue Metallic B30 Color – Visual Matching

The finish in the Reef Blue Metallic B30 shade allows for visual matching with the factory Mini paint in this color, reducing or completely eliminating the need for repainting in localized repairs. The metallic coating provides the characteristic Mini play of light on the body surface, and accurate shade reproduction facilitates achieving a consistent vehicle side line.

For more extensive body and paint repairs, the flap can serve as a base for further work, maintaining the correct substrate structure and factory paint layer arrangement.

Condition, Installation, and Service Application

The flap is a used part, which in practice means it comes from an operated vehicle and may show signs of normal use while maintaining full structural functionality. This is a cost-effective solution for users seeking a compromise between repair cost and preserving the car's original character.

Due to its factory origin, installation is similar to replacing a new part: the flap is prepared for installation in place of the original flap, using the factory mounting points and the existing opening mechanism. This solution reduces service time and facilitates maintaining correct panel gaps and body lines.

Application in Fuel System and Body Repairs

Replacing the fuel filler flap is often part of broader work on the fuel tank area, filler neck, and wheel arch covers. To better plan such activities, it is advisable to familiarize yourself with material describing the construction and servicing of the entire fuel system – from the tank, through pumps, to injectors. A detailed discussion can be found in the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Restoration, which covers diagnostics, part selection by numbers, and practical operational tips.

If you are interested in the broader context of using used body parts in repairs for Mini and other brands, practical advice on assessing condition, preparing for installation, and visual results can be found in the guide Replacing Body Panels with Used Parts – Can Disassembled Body Parts Look Like New?.

Repair Extension – Other Mini Fuel Filler Flaps

If you are planning a comprehensive repair or upgrade of the fuel filler area in your Mini and need other parts from the same group, such as additional flaps, covers, or accessory trims in this vicinity, check the available parts in the category Mini Fuel Filler Flaps and Accessories.