Timing Gear BMW F20 LCI F30 Mini F56 B47 Diesel Housing Camshaft 8570145

Timing Gear BMW F20 LCI F30 Mini F56 B47 Diesel Housing Camshaft is an original timing system component designed for BMW and Mini diesel engines with the B47 unit. This used, factory-spec camshaft housing ensures proper camshaft guidance and stable support for timing components, which translates into smooth engine operation and correct valve synchronization. This is the ideal solution for users who want to maintain compliance with factory specifications and avoid issues resulting from the use of aftermarket replacements of uncertain origin.

Specifications and technical data

• SKU: 8570145
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8570145
• Substitutable numbers: 8570145, 11318570145, 8575437, 11318575437, 8575438, 11318575438
• Fuel type: Diesel
• Category: Camshafts

Purpose and function in the timing system

The presented camshaft housing operates within the diesel engine's timing system, responsible for precise camshaft guidance and maintaining their correct position relative to the cylinder head. In B47 Diesel units, this is crucial for:

• maintaining correct valve timing under variable loads,
• stable valve operation across the entire RPM range,
• reducing mechanical noise and timing system vibrations,
• preserving factory performance and fuel consumption parameters.

By using an original housing from the Camshafts group, you minimize the risk of leaks, camshaft misalignment, or accelerated wear of mating components.

Benefits of using an original camshaft housing

In BMW and Mini diesel engines, the precision of timing components is particularly important. Using a factory camshaft housing provides a number of practical benefits:

• Factory fitment – maintaining proper operating clearances and camshaft alignment relative to the head.
• Stable timing operation – correct interaction with the chain, sprockets, and tensioners in the diesel unit.
• Reduced risk of leaks – proper sealing against the cylinder head and other lubrication system components.
• Consistency with engine control software – maintaining the operating parameters intended by the manufacturer.

This solution is especially recommended for repairs following a timing failure, in cases of excessive wear of guiding elements, or during a comprehensive rebuild of a B47 Diesel unit.

Application in B47 Diesel engines

B47 Diesel engines used in the BMW F20 LCI, F30, and Mini F56 require high assembly precision for timing components. The camshaft housing acts as a load-bearing and positioning element, so its condition has a direct impact on:

• correct synchronization of the camshaft with the crankshaft,
• even load distribution on camshaft bearings,
• maintaining proper oil pressure in the camshaft lubrication zone,
• longevity of the timing chain and sprockets.

By choosing a used, original component, you gain access to parts with parameters consistent with the factory design, which is particularly important in modern diesel units with advanced electronic control.

Condition, installation, and part selection

The item is offered as a used original part, which allows you to combine reasonable repair costs with the preservation of factory build quality. Before installation, a standard workshop procedure is recommended, including inspection of mating surfaces, oil channels, and preparation for new seals in accordance with the manufacturer's service documentation.

To correctly select a camshaft housing for a specific BMW or Mini vehicle, it is worth verifying compatibility with the VIN and the specific B47 engine variant. The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in service catalogs.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as camshafts, bearings, or phase control elements, check out the available parts in the BMW Camshafts category.

Technical support and service knowledge

When working on timing systems in BMW diesel units, it is worth relying on up-to-date service knowledge. For structurally related engines, such as the N47, diagnostics of chain wear and mating components are particularly important. More practical information on symptoms, repair costs, and the selection of original used parts can be found in the article BMW N47 timing chain – typical failure and repair using original BMW parts.

If you would like to learn more about the subject of selecting used components for popular models, our guide to the second-hand parts market may also be helpful: Best used car parts – a guide to the most frequently chosen original parts.