BMW Mini Cooper S 1 R53 Petrol W11 Supercharger Bypass Shut Off Valve 7568423

MINI S R52 R53 Air Shut-off Valve 7568423 is a component from the Throttle Bodies group, designed for gasoline engine fuel systems in sporty versions of Mini. It ensures precise control of airflow, which translates into stable engine operation and predictable throttle response.

Specifications and technical data

• SKU: 7568423-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7568423
• Substitutable numbers: 11617568423, 7568423, 11614543535, 4543535, 11611501937, 1501937, 11617566294, 7566294
• Fuel type: Petrol
• Category: Throttle Bodies

Purpose and Function in the Intake System

The presented air shut-off valve operates in the airflow control area of the intake system, cooperating with the throttle body and engine control electronics. Its task is to quickly and controllably shut off or limit the air stream, which helps maintain proper engine operating parameters under various load conditions.

In Mini gasoline engines of the S R52 and R53 series, a properly functioning valve of this type affects:

• idle speed stability,
• smooth transitions between loads,
• consistent operation with the throttle control system.

Benefits of Using an Original Mini Part

Using a component from the Throttle Bodies group dedicated to Mini allows you to maintain the factory engine operating characteristics. Proper structural and electrical matching reduces the risk of control unit errors, uneven engine operation, or performance drops. This is particularly important in S versions, where the intake system operates under greater load than in standard variants.

The original air shut-off valve ensures:

• compatibility with the factory engine control unit software,
• proper cooperation with the existing throttle body,
• maintenance of stock acceleration pedal response parameters.

Condition, Verification, and Selection by Numbers

The offered component is in Used condition, meaning it comes from disassembly and has been verified for its suitability for further use. This type of part is a good solution for vehicle servicing where maintaining original specifications while optimizing repair costs is crucial.

When selecting an air shut-off valve for a Mini, it is always advisable to base your choice on the OEM part number and available replacement numbers. This helps avoid problems with incorrect fitting, especially in the case of different equipment versions and production years.

If you want to deepen your knowledge on safely selecting components by manufacturer's markings, a practical guide will be useful: Risk-free online parts shopping – 5 proven ways to verify component compatibility by OEM numbers and paint codes.

Significance for Gasoline Engine Operation

In gasoline-powered units, precise control of the air quantity directly affects the mixture composition and engine running smoothness. A functional air shut-off valve helps reduce RPM fluctuations, jerking during load changes, and undesirable reactions during abrupt throttle release. This is important both in daily driving and during dynamic driving, typical for S versions.

Replacing a worn or faulty component with a correctly selected valve from this group can contribute to:

• reducing the risk of intake system-related errors,
• more predictable acceleration pedal response,
• maintaining stable engine operating parameters over a wider RPM range.

Throttle Body System Expansion and Service in Mini

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other components from the same group, such as throttle body housings, actuators, or additional control modules, check the available parts in the Mini Throttle Bodies category.