BMW 5 6 Series E60 M5 E63 E64 M6 507HP V10 Bare Engine S85B50A 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 5 6 Series E60 M5 E63 E64 M6 507HP V10 Bare Engine S85B50A WARRANTY is an original powertrain unit from the V10 family, designed specifically for the sporty BMW M-series models. This technically advanced gasoline engine provides the throttle response, high revs, and precise power delivery characteristic of the M-series, while remaining a construction built for intensive, dynamic use. By maintaining factory specifications, it serves as a solid base for a professional engine replacement in your vehicle.

Specifications and technical data

• SKU: 0443598
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0443598
• Substitutable numbers: 11000443598, 0443598, 11000442529, 0442529, 11000431910, 0431910, 11000390398, 0390398, 11000443599, 0443599, 11000442530, 0442530, 11000431911, 0431911, 11000390399, 0390399
• Fuel type: Petrol
• Category: Engines
• Mileage: 59 000

Technical characteristics of the S85B50A engine

The S85B50A engine is a naturally aspirated V10 unit with 507 HP, developed for the M5 E60 and M6 E63/E64 models. The design is based on solutions known from motorsport, which translates into high refinement at high RPMs, thermal stability, and precise ignition and injection control. As a gasoline engine, it provides linear power delivery, quick revving, and a distinctly sporty character.

The unit belongs to the Engines category, which means it is intended for a comprehensive powertrain replacement rather than just the repair of selected components. This allows for a controlled restoration of the drivetrain's full efficiency while maintaining the factory design principles of BMW M.

Application in BMW M5 E60 and M6 E63/E64 models

The presented engine is dedicated to the sporty BMW M5 E60 generation and the BMW M6 E63 and E64 generations, which were factory-equipped with the S85B50A unit. Proper fitment in terms of mounting, accessories, and engine management allows for the preservation of the original driving characteristics without the need for design compromises.

In practice, this means that with the correct selection of the ECU, accessories, and installation configuration, the engine can be installed as a direct replacement for the factory unit, which facilitates workshop work and reduces vehicle downtime. Consistency with the factory BMW M design is crucial for maintaining the proper balance of the car, transmission operation, and driver assistance systems.

Condition, mileage, and benefits of choosing a used engine

The offered engine is in used condition, with documented mileage, which allows for a realistic assessment of its service history. For S85B50A class units, checking the mileage and origin is significant when planning further operation and any potential service work after installation. A used gasoline engine of this type is often chosen as an economically justified alternative to rebuilding or purchasing a brand-new unit.

Choosing a used M-series engine allows you to:

• reduce the total cost of repair compared to a new unit,
• maintain the original BMW specification without using aftermarket parts of uncertain quality,
• shorten repair time due to the availability of a complete powertrain unit.

An additional advantage is the ability to verify compatibility via the OEM part number and available interchangeable numbers, which makes it easier to match the engine to a specific vehicle configuration.

VIN/OEM selection and technical support

With such an advanced construction as the S85B50A, precise matching of the unit to a specific car is key. It is recommended to use the VIN and the OEM part number, as well as available reference numbers, to confirm full compatibility with your BMW M5 E60 or M6 E63/E64. This helps avoid installation issues, differences in accessories, or engine control software conflicts.

If you want to better understand how to safely and consciously choose used powertrains, VIN/OEM selection procedures, and the real cost differences between rebuilding and replacement, check out our expert guide: Why it is worth buying used transmissions and engines – facts instead of myths. It is a practical source of knowledge that will help you make a rational purchasing decision.

BMW Engines – expansion and powertrain modernization

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

A reasonably selected, used M-series engine allows you to restore the car's full performance while maintaining the characteristic V10 sound and handling properties for which the M5 E60 and M6 E63/E64 models are famous. BMW 5 6 Series E60 M5 E63 E64 M6 507HP V10 Bare Engine S85B50A WARRANTY is a proposal for drivers and workshops that expect an original construction, consistent with the factory BMW M philosophy, while simultaneously optimizing repair costs.