Description
BMW M5 F10 M6 F06 F12 F13 S63N Exhaust Camshaft Cyl. 1-4 is an original part from the Camshafts group, designed for the S63N gasoline engine in the sporty BMW M5 and M6 models. This used OEM component ensures proper cooperation with the factory timing system, maintaining the engine’s performance characteristics in line with the manufacturer’s specifications. It’s a solution for users who expect precise control of the exhaust camshaft timing for cylinders 1–4.
Specifications and technical data
- SKU: 7613931
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7613931
- Substitutable numbers: 7613931, 11317613931
- Fuel type: Petrol
- Part type: Camshaft
- Category: Camshafts
Purpose and Function in the S63N Engine
The presented exhaust camshaft serves cylinders 1–4 in the S63N gasoline engine used in the BMW M5 F10 and BMW M6 F06, F12, F13. As the component responsible for controlling the exhaust valves, it influences:
- correct opening and closing of valves at specified times,
- stable engine operation at high RPMs,
- maintenance of factory performance parameters and torque characteristics.
By retaining the original lobe geometry, the camshaft works with the factory timing control, which is particularly important in high-performance M engines.
Benefits of Using an Original Camshaft
Using an original camshaft in a BMW M gasoline engine is crucial for the unit’s durability and consistent performance. Compared to aftermarket alternatives, an OEM component ensures:
- precise fitment to the cylinder head and timing components,
- compliance with factory manufacturing tolerances,
- compatibility with the factory engine control unit software,
- reduced risk of improper lubrication or excessive wear of cooperating parts.
For users who drive their cars dynamically, as is typical for M models, choosing an original camshaft allows for predictable engine behavior and proper running refinement.
Application in the Exhaust System for Cylinders 1–4
The exhaust camshaft for cylinders 1–4 is responsible for precise valve control on the exhaust side in one of the V8 engine’s cylinder banks. A correctly selected component:
- supports efficient evacuation of exhaust gases from the cylinders,
- helps maintain proper boost pressure and exhaust flow,
- influences the stability of turbochargers and the exhaust system.
Replacing a worn camshaft with a functional OEM part is recommended when experiencing symptoms such as uneven engine running, camshaft timing errors, or excessive wear of cooperating lifters.
Condition, Verification, and Fitment
The offered camshaft is a used part, allowing for an economical repair while maintaining original technical specifications. Before installation, it is recommended to:
- verify compatibility with the specific S63N engine version in the particular BMW M5 or M6 model,
- inspect cooperating timing components (bearings, lifters, guides),
- apply appropriate installation procedures and tightening torques in accordance with service documentation.
This will allow for full utilization of the potential of Camshafts in the gasoline engine, minimizing the risk of further interventions in the system.
If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional camshafts, variable valve timing components, or timing-related components, check the available parts in the BMW Camshafts category.
Additional Technical Information and Selection of Used Parts
When working with the timing system and other engine components, it’s worth paying attention to general principles for selecting used components, their verification, and their impact on vehicle performance characteristics. Practical tips for assessing the condition of parts, construction differences, and the cost-effectiveness of using second-hand parts can be found in the article Stock vs. Sport Suspension – Construction Differences and Is It Worth Buying Used Suspension Parts?, which discusses the topic of informed choices for used vehicle components more broadly.
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