Volkswagen Polo 6R Seat Ibiza 6J Audi A3 1.2 TSI 105HP Bare Engine CBZB WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Volkswagen Polo 6R Seat Ibiza 6J Audi A3 1.2 TSI 105HP Bare Engine CBZB WARRANTY is a used, factory-original TSI engine block designed for VAG group vehicles. This is a solution for users looking for a technically compatible and structurally consistent powertrain component, which allows for professional repair or replacement of the unit without interfering with the vehicle's architecture.

Specifications and technical data

• SKU: 03F100031F
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 03F100031F
• Substitutable numbers: 03F100031F, 03F 100 031 F, 03F100091A, 03F 100 091 A, 03F100091AX, 03F 100 091 AX
• Fuel type: Petrol
• Number of cylinders: 4
• Rim width: 6
• Category: Engines
• Engine code: CBZB
• Mileage: 59 000

Technical characteristics of the CBZB engine block

The presented engine block belongs to the Engines category and is intended for the TSI family gasoline unit with the code CBZB. The design is based on a four-cylinder layout, which ensures smooth operation, good refinement, and predictable loads for the auxiliary components and the drivetrain. As a bare engine block, this component serves as a base for transferring accessories from your existing engine, which facilitates maintaining compatibility with the electronics and installation in a specific model.

The CBZB engine is widely used in compact models of the group, such as the Volkswagen Polo 6R, Seat Ibiza 6J, or Audi A3, which translates into good availability of service knowledge and proven assembly procedures. As a result, the engine block can be used both in routine repairs and in projects aimed at restoring full functionality to vehicles in this segment.

Purpose and compatibility with VAG models

The offered engine block is dedicated to VAG group vehicles equipped with the 1.2 TSI unit with the code CBZB, in particular the Volkswagen Polo 6R, Seat Ibiza 6J, and Audi A3 models. This type of configuration is often chosen for city and compact cars, where a combination of moderate fuel consumption and adequate dynamics is important. Using an original engine block allows for maintaining factory mounting points, proper geometry, and compatibility with the stock cooling and fuel systems.

The four-cylinder gasoline unit works well with typical manual and automatic transmissions used in these models, and its design parameters are well-known to workshops specializing in the Volkswagen, Seat, and Audi brands. Thanks to this, the replacement process can be carried out in an orderly manner, in accordance with the manufacturer's standards.

Condition, mileage, and operational potential

The engine is offered as a used bare engine block, which means it provides a solid base for further assembly with accessories from your vehicle. The declared mileage of the unit allows its operational potential to be assessed as suitable for further use after proper installation and basic service maintenance (replacement of fluids, service seals, and inspection of cooperating components).

This type of solution is particularly beneficial in situations where the existing engine has suffered a major mechanical failure, and the block and head are not suitable for economical repair. Using a complete engine block allows you to reduce vehicle downtime and focus on transferring proven accessories and matching the unit to the existing installation.

Application in repair and restoration projects

The bare CBZB engine block will work well both in standard post-accident or post-failure repairs, as well as in projects aimed at restoring the condition of cars from model years that are increasingly treated as youngtimers. In the case of models such as the Polo 6R, Ibiza 6J, or A3, using an original engine block allows for maintaining structural consistency and avoiding problems with fitting replacements of uncertain origin.

If you are interested in the broader context of using used powertrain components in cars from the turn of 1998–2012, it is worth checking out the guide on our blog: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years. You will find practical tips there regarding planning upgrades and optimal component selection.

Technical support and additional information

Before purchasing the CBZB engine block, it is worth consulting with a mechanic or a VAG group vehicle specialist to confirm the unit's compatibility with the specific equipment version of your car. Comparing the engine code, fuel type, and general powertrain configuration of the vehicle will be helpful. In case of doubts regarding risks associated with power units in other brands, you can use educational materials, such as the article: Problematic BMW E90 engines: check what can ruin your budget!, which shows how important an informed decision is when choosing an engine.

If you are planning a comprehensive repair or upgrade of the engine area in your Volkswagen and need other components from the same group, such as blocks, heads, or crankshafts, check out the available parts in the Volkswagen Engines category.