Audi A4 B7 A6 C6 Bare Engine AUK 3.2 FSI Petrol 255HP 99k miles, 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 A4 B7 A6 C6 Bare Engine AUK 3.2 FSI Petrol 255HP 99k miles, WARRANTY is a used, factory-spec engine block designed for Audi models equipped with a six-cylinder petrol engine. This is an ideal solution for users looking to restore full powertrain performance while maintaining the original operating characteristics and design parameters. Thanks to the use of the correct engine code, a precise and technically sound replacement is possible without interfering with the vehicle's architecture.

Specifications and technical data

• SKU: 06E100031D
• Mark: Audi
• Condition: Used
• OEM Part Number: 06E100031D
• Substitutable numbers: 06E100031D, 06E 100 031 D, 06E100031DX, 06E 100 031 DX
• Fuel type: Petrol
• Number of cylinders: 6
• Part type: Engine Long Block
• Category: Engines
• Engine code: AUK
• Mileage: 99 000

Technical characteristics of the AUK 3.2 FSI engine block

The presented bare engine block belongs to the Engines category and serves as a base for assembling a complete powertrain unit using FSI technology. The V6 cylinder design ensures smooth operation and sufficient torque reserve across the entire rev range. The use of FSI direct petrol injection allows for precise fuel metering, which translates into dynamic throttle response and stable performance under load.

The engine with the AUK code is widely used in the Audi range, which facilitates the selection of accessories and integration with the existing vehicle installation. The bare engine block provides a solid foundation for transferring components from the previous unit, allowing for quality control of every installed part and optimization of repair costs.

Application in Audi A4 B7 and A6 C6

The offered engine block is designed for installation in Audi A4 B7 generation and Audi A6 C6 generation models equipped with the 3.2 FSI petrol engine with a catalog power of 255 HP. By maintaining the correct unit code, it is possible to use factory mounting points, stock engine mounts, and original drivetrain solutions.

This approach allows you to:

• maintain the original operating characteristics of the powertrain,
• preserve compatibility with the stock control electronics,
• minimize the need for mechanical and software adaptation.

For workshops specializing in the Audi brand, this solution facilitates service planning, and for the end user, it means a predictable repair outcome and consistency with the vehicle's factory specifications.

Benefits of choosing a used bare engine block

Choosing a used AUK 3.2 FSI engine block is often an optimal compromise between cost and durability. A bare engine block allows for:

• transferring proven accessories from the previous unit,
• checking the condition of key components during assembly,
• adjusting the scope of refurbishment to the user's budget and requirements.

The unit's mileage allows for an assessment of its service history and the planning of potential preventive measures, such as checking seals, valve guides, or timing components. This allows you to combine the engine block replacement with comprehensive servicing, which extends the lifespan of the entire powertrain.

Professional approach to engine replacement

When installing the AUK 3.2 FSI engine block in an Audi A4 B7 or A6 C6, it is worth ensuring that procedures comply with the manufacturer's service documentation. This includes, among other things, proper tightening torques, checking the flatness of mating surfaces, and verifying the lubrication and cooling systems. Such an approach reduces the risk of secondary failures and allows you to fully utilize the unit's potential.

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

Service knowledge and failure prevention

When planning a powertrain replacement, it is worth knowing the typical design issues of specific engines to avoid recurring failures and unnecessary costs. A good point of reference can be an analysis of experiences with other brands and models, where certain technical solutions proved to be more prone to failure.

For comparison and a better understanding of how improper selection or service neglect can affect your budget, the article describing critical powertrain units in a popular Bavarian brand model will be helpful – check the material: Troublesome BMW E90 engines: check what can ruin your budget!.