BMW F30 F31 F34 330dX F32 F36 430dX Bare Engine N57D30A N57N New Timing 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.).

BMW F30 F31 F34 330dX F32 F36 430dX Bare Engine N57D30A N57N New Timing WARRANTY is a used, complete bare engine block from the N57 family, designed for modern BMW diesel models. This is a solution for users looking for a technically matched, factory-standard engine foundation that allows for professional engine rebuilding using existing components. Thanks to the installation of a new timing chain, the engine block serves as a solid base for further drivetrain configuration.

Specifications and technical data

• SKU: 2349035-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2349035
• Substitutable numbers: 2349035, 11002349035, 2349036, 11002349036, 5A6DAC7, 11005A6DAC7
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Engine code: N57D30A
• Mileage: 85 000

Purpose and compatibility with BMW models

The offered bare engine block is dedicated to BMW 3 Series F30/F31 330dX and 4 Series F32 430dX vehicles, based on the N57 family six-cylinder diesel engine. The design of the block allows for the transfer of components from the previous unit, which helps maintain the vehicle's configuration and limits the scope of additional modifications. This type of solution is particularly beneficial for post-accident repairs, overhauls, or engine replacements following mechanical failure.

Technical construction of the N57D30A bare engine

The engine belongs to the Engines category and represents a modern BMW six-cylinder inline diesel design. The bare engine includes the main block with the crankshaft and piston system as well as the cylinder head, providing a rigid, precisely machined base for further component assembly. The use of a new timing chain reduces the risk of typical failures associated with wear of timing components, which translates into more stable engine operation after installation.

This type of diesel unit is designed for high torque, smooth operation, and combustion efficiency. The inline six-cylinder layout promotes even loading of the crankshaft and favorable vibration characteristics, which is important for both durability and driving comfort.

Application in service practice

The N57D30A bare engine is suitable for situations where the existing block or cylinder head is damaged to an extent that makes economical repair impossible. Replacing it with a complete bare engine allows you to:

• restore the engine's operating parameters while maintaining the original vehicle specification,
• transfer functional components (turbo, injectors, manifolds, auxiliary equipment) from the damaged engine,
• minimize vehicle downtime in the workshop by limiting the need for mechanical machining of the old block.

For workshops specializing in the BMW brand, such an engine block is a convenient starting point for professional engine rebuilding, while adhering to manufacturer procedures and enabling subsequent diagnostics in accordance with factory standards.

Benefits of choosing a used engine block

Choosing a used engine block with a new timing chain is a compromise between cost and durability. It allows for significant cost savings compared to a brand-new unit, while maintaining key structural parameters. Especially in the case of modern BMW diesels, where a full new unit is expensive, this variant is often the most rational economic solution.

If you want to better understand how to safely select used engines and what to look for when verifying technical condition, it is worth reading the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses selection procedures based on identification numbers and repair cost ratios.

BMW drivetrain expansion – Engines category

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