BMW E60 M5 E63 E64 M6 Petrol S85 V10 Engine Cylinder Head Right 1-5 7833877

BMW E60 M5 E63 E64 M6 Petrol S85 V10 Engine Cylinder Head Right 1-5 is an original part from the Cylinder Heads category, designed for the S85 V10 petrol engine in the sports BMW M5 and M6 models. The right cylinder head, covering cylinders 1–5, is a key component of the timing system and combustion chamber, ensuring the proper operation of the engine at the high RPMs characteristic of the M series.

Specifications and technical data

• SKU: 7833877-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7833877
• Substitutable numbers: 11127833877, 7833877, ŁS
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Cylinder Heads

Purpose and compatibility

The presented cylinder head is dedicated to the S85 V10 engine installed in the BMW 5 Series E60 M5 and 6 Series E63/E64 M6 models. The design is responsible for the right side of the engine, covering cylinders 1 through 5, which is important when planning repairs or replacing only one side of the cylinder head assembly.

The component has been designed for use with a petrol fuel system, which is essential when selecting parts within a family of engines with similar architecture but different fuel types. By maintaining the factory geometry of the intake and exhaust ports, the cylinder head allows for the preservation of the original flow parameters and performance characteristics of the S85 unit.

Construction and technical function

The right cylinder head in the V10 S85 engine is responsible for valve guidance, combustion chamber sealing, and the stable seating of timing system components. Precisely machined valve seats and flow channels are crucial for maintaining proper compression and efficient filling of the cylinders with the air-fuel mixture.

In practice, this means that a correctly selected cylinder head:

• ensures stable engine operation across the entire RPM range,
• reduces the risk of power loss resulting from leaks or deformation,
• facilitates the maintenance of uniform operation of both cylinder banks in the V10 layout.

For high-revving engines such as the S85, the proper quality of the cylinder head has a direct impact on the durability of the crankshaft-piston system, the correct operation of the valve control system, and the overall refinement during dynamic driving.

Performance characteristics and advantages of use

As an item from the Cylinder Heads category, this right cylinder head for the BMW M5/M6 allows for professional engine repair without the need for aftermarket replacements with uncertain parameters. Using the original design enables:

• the preservation of factory assembly tolerances and fitment with the engine block,
• proper cooperation with the stock timing equipment and fuel system,
• easier diagnostics and future service due to compliance with manufacturer documentation.

This solution is particularly recommended for overhauls of engines used on tracks or driven dynamically, where the thermal and mechanical stability of the cylinder head is of great importance for the safety of the entire drivetrain.

Condition of the item and practical service application

The offered cylinder head is in used condition, which allows for an economical rebuild of the S85 engine while maintaining the original design specifications. Before installation, standard service procedures typical for cylinder heads are recommended, such as checking for flatness, verifying valve seats, and potential refurbishment in accordance with workshop procedures.

For workshops specializing in the BMW brand and owners of M5 and M6 models, this is a practical solution that enables the restoration of the V10 unit without interfering with the factory design. A properly prepared cylinder head provides a solid foundation for further repair or upgrade work within the engine.

System expansion and selection of related components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other items from the same group, such as additional cylinder heads, covers, or mounting elements, check the available parts in the BMW Cylinder Heads category.

For projects focused on improving engine performance, including exhaust flow modifications, guide materials regarding the exhaust system and equipment selection may also be useful. In such a case, it is worth reading the article Performance exhaust system – used headers and sports catalytic converters, which helps to better understand the relationships between the cylinder head, manifolds, and the rest of the system.