Mercedes W220 S430 Bare Engine 113941 113.941 279HP 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.).

Mercedes W220 S430 Bare Engine 113941 113.941 279HP with 99k miles, WARRANTY is a used, complete bare block designed for the M113 V8 petrol engine family used in the W220 S-Class generation. This is a solution for users who want to rebuild the powertrain in their Mercedes in a controlled and technically sound manner, while maintaining factory performance characteristics and high driving refinement. By preserving the original engine architecture, this bare engine serves as a solid base for further assembly of accessories and drivetrain components.

Specifications and technical data

• SKU: A1130105402
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1130105402
• Substitutable numbers: A1130105402, A 113 010 54 02, A1130107100, A 113 010 71 00, A1130103000, A 113 010 30 00
• Fuel type: Petrol
• Number of cylinders: 8
• Part type: Engine Long Block
• Category: Engines
• Engine code: 113.941
• Mileage: 99 000

Unit characteristics and purpose

The offered bare engine comes from the Engines category and is dedicated to the Mercedes S-Class W220 model in the S430 version. The eight-cylinder V-configuration design ensures smooth, even operation and sufficient power reserves for comfortable highway and city driving. This series of petrol engines is valued for its stable characteristics, good throttle response, and predictable behavior under load.

The bare engine is the right choice when the existing block has suffered mechanical damage or requires costly refurbishment, and the accessories (e.g., manifolds, covers, external components) can be transferred from the existing engine. Such a configuration allows for optimizing repair costs while maintaining high compliance with factory specifications.

Technical construction and design advantages

The M113 engine family in the version used in the S430 is a classic, proven V8 design that handles the high mileage typical of luxury cars well. The cylinder layout promotes even force distribution, which translates into quiet operation and reduced vibration. This type of petrol unit is frequently chosen by workshops specializing in the Mercedes brand due to its predictable assembly and service process.

The bare engine provides a stable base for further configuration – it allows for:

• transferring proven accessories from the existing engine,
• inspecting key components during assembly (seals, mounts, timing components),
• preparing the unit for further operation in accordance with the requirements of a specific vehicle.

By maintaining the original engine architecture, it is possible to keep factory performance parameters, which is important for both driving comfort and the proper functioning of onboard systems.

Selection, compatibility, and assembly aspects

To correctly select this bare engine for a specific Mercedes vehicle, it is crucial to verify the compatibility of the engine code and part numbers with the vehicle documentation or via the VIN. Proper selection minimizes the risk of assembly issues and ensures full functionality of the systems interacting with the powertrain.

When planning the assembly, it is worth considering:

• the condition and compatibility of the accessories that will be transferred from the old engine,
• procedures for replacing consumables (gaskets, fluids, fasteners),
• manufacturer requirements regarding the first start-up after assembly.

A used bare engine is a good solution for workshops and users who want to combine reasonable repair costs with maintaining the original characteristics of the V8 unit in their Mercedes.

Benefits of choosing a used engine

Choosing a used engine for a Mercedes S-Class allows for significant cost savings compared to purchasing a brand-new unit, while maintaining an appropriate level of reliability. This type of solution is particularly beneficial for cars that are several or more years old, where the ratio of the car's value to the cost of repair is of key importance.

The main advantages of this approach include:

• the ability to restore full powertrain efficiency within a controlled budget,
• maintaining the original powertrain specification,
• flexibility in selecting and refurbishing accessories according to the needs of a specific vehicle.

Additionally, using a used engine aligns with the trend of reusing proven components, which reduces waste and is beneficial from the perspective of resource management.

Technical support and additional information

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

Before deciding to purchase a used bare engine, it is worth familiarizing yourself with the principles of selecting and operating such components – practical tips, a discussion of common myths, and a cost comparison can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths. This will make it easier for you to assess how to effectively plan the repair and choose the right engine for your car.