Mercedes W164 OM642 Turbocharger Bracket Holder Mount A6420960345

The MERCEDES W164 OM642 turbocharger mount is an original turbocharger and parts component designed for OM642 diesel engines in the W164 body. This used, factory mount provides proper support for the turbocharger, stabilizing its position relative to the manifold and engine block.

Specifications and technical data

• SKU: A6420960345
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420960345
• Substitutable numbers: A6420960345, A 642 096 03 45
• Category: Turbos & Parts

Purpose and function in the supercharging system

The MERCEDES W164 OM642 turbocharger mount provides a rigid mount for the turbine to the engine structure, reducing vibration and minimizing stress on the turbocharger housing. A properly selected, original mount reduces the risk of leaks at the connections, deformation, and premature wear of the mounting components.

Using the factory bracket on the OM642 engine allows you to maintain:

• stable position of the turbocharger relative to the exhaust manifold and intake pipes,
• correct geometry of the exhaust and intake system,
• appropriate transfer of thermal and mechanical loads from the turbine to the engine block.

Genuine Mercedes part – benefits of using it

As a Mercedes component, the turbocharger mount is designed for specific mounting points on the OM642 engine and W164 body. This means:

• factory fit to the charging system without the need for modifications,
• maintaining the original stiffness of the structure,
• compliance with the factory assembly line and fixture geometry.

The original bracket is particularly important in diesel engines, where the turbocharger operates under high thermal and mechanical loads, and any deviations in mounting may lead to leaks, cracks or problems with the operation of the charging system.

Used condition – practical approach to servicing

The turbocharger mount presented here is in used condition, representing a reasonable compromise between repair costs and maintaining original build quality. These mounts are not consumables in the traditional sense, so if there is no mechanical damage, they can be successfully reused.

Choosing a used, factory bracket is especially beneficial when:

• there was mechanical damage to the existing paw (crack, distortion),
• the turbocharger has been replaced and it is necessary to restore the correct mounting,
• what counts is reducing service costs while maintaining the original specifications.

Application in the OM642 engine in the W164 body

The OM642 engine in the W164 models utilizes a unique ancillary system in which the turbocharger mount plays a key role in maintaining the turbine's correct position relative to the block and exhaust system. Using the correct mount helps:

• maintain the tightness of the exhaust and charge air connections,
• reduce the transmission of vibrations to the turbocharger and pipes,
• prevent stresses that lead to cracks in the body or flanges.

For workshops specializing in servicing OM642 units, this is a practical solution allowing for efficient and predictable repair of the supercharging system.

Support in selection and additional materials

If you need other turbochargers and parts for Mercedes, check out our dedicated category: Turbochargers and Parts for Mercedes . There you'll find a wide selection of turbocharger components tailored to various Mercedes models.

When planning a turbocharger upgrade or repair using aftermarket components, it's worth reviewing the practical tips in the article: Tuning with Used Parts – How to Gain Performance Without Breaking the Bank . This helpful supplementary knowledge will help you make informed choices about used components, such as turbocharger mounts and other engine components.