BMW E60 X3 E83 E87 E90 E91 Engine Diesel M47N2 Outlet Camshaft Exhaust 7790596

BMW E60 X3 E83 E87 E90 E91 Engine Diesel M47N2 Outlet Camshaft Exhaust is a precision timing system component designed for BMW M47N2 diesel engines. It is responsible for the precise control of exhaust valve opening, which affects the engine's refinement, power stability, and proper exhaust gas discharge. By maintaining the factory cam geometry and correct profile, this camshaft allows for the restoration of proper timing operation in a diesel engine.

Specifications and technical data

• SKU: 7790596
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7790596
• Substitutable numbers: 11317790596, 7790596
• Fuel type: Diesel
• Category: Other Engine Parts

Purpose and function in the M47N2 engine

The presented exhaust camshaft is dedicated to BMW M47N2 engine units installed in 3 Series, 5 Series, and X3 models. Its task is to precisely control the exhaust valve opening phases, which has a direct impact on engine performance, exhaust emissions, and the durability of other timing components.

In a diesel engine, the proper interaction of the camshaft with tappets, rocker arms, and valves is crucial for maintaining adequate boost pressure, stable idle speed, and correct cold starting. Using an original BMW component allows you to maintain the factory operating characteristics of the M47N2 unit without the need for equipment modifications.

Benefits of using an original exhaust camshaft

Replacing a worn camshaft with an original BMW component brings a number of practical service and operational benefits:

• maintaining factory timing operating parameters and the correct exhaust valve opening timing,
• reducing the risk of premature wear of rocker arms, tappets, and valve guides,
• more stable diesel engine operation across the entire rev range,
• easier diagnostics – the component is compliant with BMW service documentation,
• possibility of direct installation in place of the factory camshaft without structural modifications.

For workshops specializing in the BMW brand, using an original exhaust camshaft means predictable installation, repeatable repair results, and a reduction in complaints related to improper timing operation.

Component characteristics and installation

The exhaust camshaft in the M47N2 engine works with the valve train and cylinder head, so it is important to follow the manufacturer's procedures during installation, including the correct tightening sequence of the bearing caps and setting the timing marks. The product is intended for units powered by diesel fuel, which involves higher mechanical loads and requires maintaining high-quality working surfaces on the cams.

Before installation, it is recommended to thoroughly check the condition of interacting components (tappets, rocker arms, bearings, timing chain or belt) and apply appropriate assembly lubricant. A correctly installed exhaust camshaft allows for long-term and stable operation of the power unit, minimizing the risk of noise, power loss, or uneven engine operation.

Product condition and service application

The offered BMW exhaust camshaft comes from a group of used original components, which is an attractive cost-effective solution while maintaining compliance with factory specifications. This type of element is particularly useful in:

• cylinder head and timing system repairs after mechanical failure,
• comprehensive overhauls of M47N2 units,
• service centers specializing in the regeneration of BMW diesel engines,
• cases where it is required to restore factory engine operating characteristics without using aftermarket replacements.

Thanks to the original design, the exhaust camshaft works well with factory equipment, which facilitates maintaining the consistency of the entire powertrain.

Related components and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional timing components, cylinder head elements, or engine accessories, check the available parts in the Other BMW category.

When working with diesel units, it is worth expanding your knowledge about the structural differences between sports and standard versions of engines and braking systems – an article describing these issues may be helpful, available at the link Audi RS vs other models – what is hidden under the hood and chassis?.

If you are considering using aftermarket components for a wider range of repairs, you will find useful information about their advantages and limitations in the guide material Used car parts: Myths and facts you need to know, which helps to consciously plan your service budget while maintaining the appropriate quality of repairs.