Audi A4 B8 A5 8T 2.0 TDI Diesel Bare Engine CJCB 136HP with 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 B8 A5 8T 2.0 TDI Diesel Bare Engine CJCB 136HP with 99k miles, WARRANTY is a factory-original, used engine block from the TDI family, designed for modern mid-size Audi models. It offers a solid foundation for professional engine repair, maintaining the original performance characteristics and parameters specified by the manufacturer. This makes it an attractive solution for workshops and users looking for a technically compatible yet cost-effective engine.

Specifications and technical data

• SKU: 03L100031C
• Mark: Audi
• Condition: Used
• OEM Part Number: 03L100031C
• Substitutable numbers: 03L100031C, 03L 100 031 C, 03L100091CX, 03L 100 091 CX, 03L100037S, 03L 100 037 S
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Engine code: CJCB
• Mileage: 99 000

Technical characteristics of the CJCB engine block

The presented unit belongs to the Engines category and is intended for the 2.0 TDI diesel unit with 136 HP, bearing the engine code CJCB. The design is based on a four-cylinder inline layout, which promotes balanced operation, predictable torque characteristics, and easier maintenance. The use of diesel fuel allows for favorable fuel consumption while maintaining adequate dynamics, especially in Audi A4 B8 and Audi A5 8T vehicles.

A bare engine block means it serves as a base for further assembly with accessories, giving the workshop the freedom to use existing components from the previous unit or install new parts according to individual repair requirements. This configuration is often chosen for professional overhauls where maintaining the original block and cylinder head is crucial, while ensuring full control over the condition of the accessories.

Application in Audi A4 B8 and Audi A5 8T

The engine with the code CJCB is used in the popular Audi A4 B8 and Audi A5 8T models, making this block particularly interesting for workshops specializing in the Audi brand. By maintaining factory specifications, the unit works well with the original electronics, fuel injection system, and transmission designed for this power configuration. This reduces the risk of compatibility issues and facilitates the adaptation process in the vehicle.

A used engine block is a good choice in situations where the existing engine has suffered serious mechanical damage or its full regeneration is economically unviable. Replacing it with a complete block and cylinder head allows for restoring the vehicle's efficiency while maintaining original operating parameters, which is important both from the perspective of driving comfort and subsequent diagnostics.

Benefits of choosing a used engine block

Choosing a used engine block for an Audi brings a number of practical benefits. Firstly, it significantly lowers the total cost of repair compared to purchasing a brand-new unit. Secondly, maintaining the original design and engine code facilitates ECU configuration, injection map matching, and compatibility with existing drivetrain components.

The 2.0 TDI 136 HP diesel unit is valued for its reasonable compromise between dynamics and economy, which is why installing a block with this specification allows you to maintain the vehicle's character in line with the manufacturer's intentions. Additionally, the four-cylinder architecture promotes good availability of consumables and service parts, which is important for future vehicle maintenance.

To better understand how to safely and consciously choose used power units, it is worth reading an expert guide describing the facts and myths regarding such purchases – you can find it in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

Professional application and selection based on technical data

This engine block is particularly recommended for service centers and workshops that prioritize technically correct matching of the power unit to a specific Audi model. The key here is using the correct engine code and parameters such as fuel type and number of cylinders, which minimizes the risk of incompatibility with the vehicle's installation. This makes it possible to carry out repairs in a predictable manner, in accordance with service documentation and manufacturer standards.

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