Audi R8 42 Engine Mount Holder Bracket Support Carrier 4.2 FSI 079903805AC

Audi R8 42 Engine Mount Holder Bracket Support Carrier 4.2 FSI is an original part from the Engine mounts group, designed for precise mounting of the power unit in the Audi R8 model with a 4.2 FSI engine. This used OEM component ensures factory mounting geometry, which translates into stable operation of the powertrain and reduces unwanted vibrations transmitted to the chassis.

Specifications and technical data

• SKU: 079903805AC
• Mark: Audi
• Condition: Used
• OEM Part Number: 079903805AC
• Substitutable numbers: 079903805AC, 079 903 805 AC
• Part type: Engine Mount
• Category: Engine Mounts

Purpose and function of the engine mount bracket

The presented bracket is a load-bearing element in the 4.2 FSI unit support system, working in conjunction with other components from the Engine mounts group. Its task is to transfer loads from the engine to the vehicle structure while maintaining appropriate rigidity and vibration damping. A properly selected bracket:

• maintains the engine in the operating position designed by the manufacturer,
• limits the movement of the power unit during acceleration and braking,
• stabilizes the operation of the drivetrain, which promotes smooth operation and durability of adjacent components.

Benefits of using an original Audi component

The bracket comes from the Audi production line, which means it maintains factory strength parameters and is fully compatible with the design of the R8 42 model with a 4.2 FSI engine. Using an original component instead of a worn or damaged part:

• minimizes the risk of improper fitment with the engine block and chassis,
• reduces the possibility of stresses leading to cracks or play in the mounting,
• supports proper cooperation with other support points of the power unit. As a result, the engine mounting system maintains parameters close to factory specifications, which is particularly important in a sports car like the Audi R8.

Characteristics of the used engine mount bracket

The offered bracket is a used component, which in practice means a favorable compromise between repair costs and maintaining original manufacturing quality. Such components are often chosen in the case of:

• post-accident repairs in the engine bay area,
• mechanical damage resulting from overload or corrosion of mounting points,
• modernization or engine swaps within the same model generation. The bracket, as a structural part, does not contain consumable elements, so it can be safely reused in the vehicle provided the material is in good condition.

Selection and compatibility with Audi R8 4.2 FSI

To ensure proper fitment, it is recommended to verify the compatibility of the bracket with the specific version of the Audi R8 42 with a 4.2 FSI engine, preferably based on the manufacturer's catalog data or the vehicle's VIN. Proper selection of the component is crucial for:

• maintaining the alignment of the drivetrain relative to the transmission and suspension,
• avoiding stresses in other engine mounting points,
• proper cooperation with factory mounts and other brackets. Using original Audi solutions in the engine mounting area is particularly important in high-power cars, where the drivetrain operates under significant dynamic loads.

Support in choosing used parts

If you are considering using a used bracket or other elements from the engine mounting group and want to better understand how to safely select such components, it is worth reading our guide: Is it worth investing in used car parts?. You will find information there about selection by VIN, assessing the condition of components, and compatibility issues between different model versions. If you are planning a comprehensive repair or modernization of the engine area in your Audi and need other elements from the same group, such as additional brackets, fasteners, or complete power unit supports, check out the available parts in the Audi engine mounts category.