BMW E38 728i M52 Bare Engine 286S1 Petrol M52B28 193HP 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 E38 728i M52 Bare Engine 286S1 Petrol M52B28 193HP WARRANTY is a classic BMW inline engine from the M52 family, offered as a bare engine for service applications, swaps, and professional overhauls. This is a proposal for users looking for a proven petrol engine base with stable operating characteristics and high refinement.

Specifications and technical data

• SKU: 1438689
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1438689
• Substitutable numbers: 1438689, 11001438689, 1433021, 11001433021, 11001438688, 1438688, 11001433020, 1433020
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Mileage: 59 000

Technical characteristics of the M52B28 unit

The presented engine belongs to the family of BMW six-cylinder inline petrol engines, known for their smooth operation and favorable flexibility across the entire rev range. The cylinder configuration promotes a calm, predictable character, which translates into driving comfort and precise throttle response.

The engine was designed as a construction with a balanced power-to-durability ratio, performing well both in daily use and in more dynamic operation. Thanks to the use of petrol as fuel, the unit provides linear power delivery, which is particularly appreciated by drivers who prefer classic, naturally aspirated solutions.

Application and mounting potential

The M52B28 bare engine is primarily intended for BMW 7 Series E38 generation models in the 728i version, where it serves as a direct base for rebuilding the powertrain. It can also be used in modernization projects and swaps within platforms using this engine family, wherever structural compatibility and maintaining the original operating characteristics are important.

Due to the bare engine form, the unit is a solid starting point for:

• comprehensive engine rebuilding using existing accessories,
• professional overhauls performed in specialized workshops,
• swap projects where the compatibility of the block and head with factory BMW solutions is crucial.

Benefits of choosing a used BMW M52 engine

Choosing a used engine from the M52 family allows you to maintain the original BMW powertrain design, which facilitates installation and subsequent service. This unit is well-recognized by workshops specializing in the brand, which promotes quick diagnostics and the availability of repair procedures.

An additional advantage is the possibility of individually selecting accessories and accompanying elements for a specific vehicle configuration. This allows for optimizing repair or modernization costs while maintaining high quality and consistency with factory solutions. The Engines category includes key elements for the operation of the powertrain, which is why choosing the right engine has a direct impact on the reliability of the entire vehicle.

Mileage and suitability for further operation

The offered engine has documented mileage, which makes it easier to assess its potential for further operation and to plan any necessary overhaul work. For many BMW E38 users, this is a beneficial solution after a failure of the previous unit or in a situation where repairing the existing engine proves unprofitable.

The engine in this configuration will work well both as a base for refreshing the powertrain in a car used daily, and as a foundation for more advanced projects where maintaining the character of a classic, six-cylinder BMW is important.

BMW Engines – expansion and additional information

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

Before making a decision to replace or overhaul the power unit, it is worth expanding your knowledge about typical problems and service costs in newer models of the brand. Practical tips regarding problematic units in the E90 series can be found in the article Troublesome BMW E90 engines: check what can ruin your budget!, which helps to better plan investments in the BMW powertrain.