Volkswagen VW Polo 6R Camshaft Sprocket Timing Chain Wheel 1.2 TSI 03F109571F

Volkswagen VW Polo 6R Camshaft Sprocket Timing Chain Wheel 1.2 TSI is an original part from the Sprockets group, designed for 1.2 TSI petrol engines in the Polo 6R model. This precisely manufactured sprocket ensures stable transmission of the camshaft drive, which translates into smooth engine operation and correct valve timing.

Specifications and technical data

• SKU: 03F109571F
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 03F109571F
• Substitutable numbers: 03F109571F, 03F 109 571 F
• Fuel type: Petrol
• Category: Sprockets

Purpose and function of the camshaft sprocket

The camshaft sprocket in the 1.2 TSI engine is responsible for the precise transfer of torque from the timing drive to the shaft controlling valve operation. In TSI petrol units, the proper interaction of this component with other timing system parts is crucial for:

• maintaining the correct valve opening and closing phases,
• stable operation at idle and under load,
• reducing vibration and noise in the timing system,
• preserving factory performance and fuel consumption parameters.

Choosing an original sprocket dedicated to the Polo 6R minimizes the risk of compatibility issues and facilitates installation in a workshop environment.

Benefits of using an original Volkswagen sprocket

By using an original Volkswagen camshaft sprocket, you gain the certainty of maintaining tooth geometry and manufacturing tolerances consistent with the manufacturer's design. This translates into:

• correct meshing with other timing drive components,
• reduced wear of mating parts,
• stable petrol engine operation across the entire rev range,
• easier diagnostics and future maintenance.

This solution is particularly recommended for repairs of TSI units, where the precision of the timing system has a direct impact on engine durability.

Condition, origin, and assembly aspects

The presented sprocket comes from the Volkswagen range and is a used part, which allows for cost-effective repair while maintaining original specifications. Thanks to its factory origin, the sprocket retains the correct tooth profile and fitment for the camshaft in the 1.2 TSI engine.

Before installation, a standard service procedure is recommended, including checking the condition of mating timing components and setting synchronization marks in accordance with the technical documentation of the given petrol engine. A correctly performed replacement restores proper timing system operation without the need for interference with other subassemblies.

Application in 1.2 TSI petrol engines

The sprocket has been designed to work with petrol-powered TSI units used in the Volkswagen Polo 6R. The sprocket's construction is adapted to the characteristics of these engines, where precise timing control under variable load and high engine efficiency is essential.

Replacing a worn sprocket with an original part helps reduce the risk of timing chain skip, uneven engine operation, or errors related to camshaft synchronization, which is important for both durability and engine refinement.

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other elements from the same group, such as idler gears, drive sprockets, or mating gears, check out the available parts in the Volkswagen Sprockets category.

Additional information and technical advice

When planning repairs within the timing system, it is worth considering a wider scope of work, especially in vehicles with higher mileage. This includes checking the condition of the chain or belt, tensioners, guides, and seals. This allows you to avoid re-disassembly in the near future and optimize service costs.

If you are interested in the broader context of upgrading VAG group cars, including the use of used parts from higher trim levels, check out the article on professional BMW and VAG retrofitting using salvaged parts, where you will find practical tips on planning such modifications.