Audi S3 8V VW Golf Mk7 R 2.0 TFSI Quattro Bare Engine CJXC 300HP 49k, 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 S3 8V VW Golf Mk7 R 2.0 TFSI Quattro Bare Engine CJXC 300HP 49k, WARRANTY is a factory-original, used engine block from the TFSI family, designed for the performance versions of the Audi S3 8V and Volkswagen Golf Mk7 R models with Quattro all-wheel drive. This bare engine provides a solid foundation for professional repair or a complete engine rebuild, allowing you to maintain the original parameters and performance characteristics of the powertrain. By adhering to the factory CJXC engine code, this product is suitable for demanding users who expect a precise fit.

Specifications and technical data

• SKU: 06K100034J
• Mark: Audi
• Condition: Used
• OEM Part Number: 06K100034J
• Substitutable numbers: 06K100034J, 06K 100 034 J, 06K100034JX, 06K 100 034 JX, 06K100032A, 06K 100 032 A, 06K100036C, 06K 100 036 C
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Engine code: CJXC
• Mileage: 49 000

Technical characteristics of the CJXC engine block

The presented engine block belongs to the Engines category and represents a modern, four-cylinder inline TFSI gasoline construction. The unit was designed with dynamic driving, high refinement, and efficient use of turbocharging in combination with all-wheel drive in mind. The bare engine includes the main block with the crankshaft and piston assembly and the cylinder head, serving as a foundation for further assembly with accessories according to the specific vehicle configuration requirements.

This series of gasoline engines is a popular choice both for standard engine replacement and for modernization projects where maintaining the original architecture and potential for further tuning is key. The four-cylinder design provides a favorable compromise between weight, performance, and ease of maintenance.

Application in Audi S3 8V and VW Golf Mk7 R

The CJXC bare engine was developed for the performance variants of the Audi S3 8V and Volkswagen Golf Mk7 R equipped with Quattro all-wheel drive. As a result, it perfectly meets the needs of users who expect consistency with the factory vehicle specification, both in terms of power and torque delivery characteristics. Replacing the engine with a unit from the same family reduces the need for additional modifications to the installation, wiring harnesses, or ECUs, which translates into a more predictable assembly process.

The unit is ideal for situations where the existing engine has suffered mechanical or thermal damage, and the vehicle owner wishes to preserve the original drivetrain without experimenting with other engine types. This solution is particularly attractive for workshops specializing in Audi and Volkswagen brands that are looking for a proven base for further assembly with accessories.

Benefits of choosing a used engine block

Choosing a used engine block from the TFSI family allows for significant repair cost savings compared to purchasing a brand-new unit, while maintaining compliance with the manufacturer's original specifications. A used block is particularly advantageous in projects where the replacement or upgrade of accessories, such as the turbocharger, fuel system, or timing components, is already planned. This allows for flexible selection of components to match the desired performance level and budget.

An additional advantage is the ability to verify compatibility using the engine code and part numbers, which facilitates matching to the specific vehicle equipment version. In practice, this means a lower risk of assembly issues and better predictability of the final result after the repair or modernization is completed.

Selection, verification, and technical aspects of assembly

Before purchasing, it is recommended to verify the compatibility of the engine block with your vehicle based on the VIN and catalog data to ensure that the unit will work with the existing engine control unit, fuel system, and drivetrain. Professional installation requires the use of appropriate service procedures, including leak testing, proper tightening of bolted connections, and the use of new consumables, such as engine oil and coolant.

To better understand how to safely and consciously choose used power units, it is worth reading an expert guide discussing facts and myths about the secondary market, selection procedures by VIN, and cost ratios – this is described in detail in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

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 components from the same group, such as blocks, cylinder heads, or complete power units, check out the available parts in the Audi Engines category.