Audi A3 8P VW Passat B6 Seat Leon 1P 1.8 TFSI TSI Bare Engine BZB 160HP 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.).

Audi A3 8P VW Passat B6 Seat Leon 1P 1.8 TFSI TSI Bare Engine BZB 160HP WARRANTY is a used, complete bare engine block from the TFSI/TSI family, designed for popular VAG group models. This is a solution for users looking for a technically compatible petrol engine that will allow for professional repair or replacement of the unit while maintaining factory performance characteristics. By maintaining the original BZB code specification, the engine block provides a solid base for further equipment installation according to the requirements of a specific vehicle.

Specifications and technical data

• SKU: 06J100031S
• Mark: Audi
• Condition: Used
• OEM Part Number: 06J100031S
• Substitutable numbers: 06J100031S, 06J 100 031 S, 06J100031SX, 06J 100 031 SX
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Engine code: BZB
• Mileage: 99 000

Purpose and model compatibility

The presented BZB bare engine block has been designed to work with petrol powertrains in VAG group vehicles, such as the Audi A3 8P, VW Passat B6, and Seat Leon 1P. The unit's design is adapted to the body architecture and drivetrain of these models, which facilitates installation in place of the factory engine without the need for interference with basic structural elements.

The engine belongs to the Engines category, which means it is the central element of the powertrain, responsible for generating power and torque transmitted to the gearbox and drivetrain. Using this unit allows for maintaining consistency with the vehicle's factory operating parameters while utilizing existing equipment and installations.

Technical characteristics of the BZB unit

The BZB engine is a four-cylinder, inline petrol unit from the TFSI/TSI family, designed for dynamic yet economical driving. The four-cylinder layout provides a balanced compromise between refinement, performance, and fuel consumption, which is particularly important in compact and mid-size cars.

As a bare engine, the product serves as a structural base – block, cylinder head, and basic mechanical components – prepared for transferring equipment from the previous unit or outfitting it according to workshop requirements. This configuration is often chosen by professional service centers because it allows for flexible use of existing components and optimization of repair costs.

Practical service application

The used BZB engine block will prove useful both for replacing a unit after a mechanical failure and for comprehensive powertrain renovation in Audi, VW, and Seat vehicles. Thanks to the preservation of the original design, it is possible to:

• transfer equipment from the damaged engine while maintaining factory mounting points,
• restore the serial operating characteristics of the powertrain,
• limit the scope of mechanical and electrical modifications in the vehicle.

The four-cylinder petrol unit is well-known in the service environment, which facilitates diagnostics, maintenance, and potential further repair work. This is a practical solution for workshops specializing in the Audi brand and other VAG group vehicles that expect predictable installation and repeatable results.

Benefits of choosing a used engine block

By choosing a used bare engine from the TFSI/TSI family, you can significantly reduce repair costs compared to purchasing a brand-new unit, while maintaining compliance with the manufacturer's original specifications. This type of solution is particularly beneficial for vehicles that are several or more years old, where the ratio of the car's value to the cost of repair is of key importance.

To better understand the differences between new and used powertrains and to learn about selection procedures based on identification numbers, it is worth reading our expert guide: Why it is worth buying used gearboxes and engines – facts instead of myths. The article discusses, among other things, issues of selection by OEM and VIN numbers, as well as cost proportions in relation to vehicle value.

Audi engines – expansion and modernization of the powertrain

If you are planning a comprehensive repair or modernization of the engine area in your Audi and need other elements from the same group, such as blocks, cylinder heads, or complete powertrains, check out the available parts in the Audi Engines category.

For users who want to complete a larger set of components in one place – from the powertrain to small mounting elements – a guide describing one-stop-shop purchases may be helpful: Comprehensive supply: from the engine to the smallest clip. This makes it easier to plan the full scope of service work and select compatible used parts.