BMW F01 F02 Engine Starter Motor 12V Denso N74 Petrol Engine 7566337

BMW F01 F02 N74 Gasoline Starter Motor 12V Denso is an original component from the Starters group, designed for N74 gasoline engines in luxury BMW 7 Series F01/F02 sedans. This used Denso OEM component ensures proper starting parameters, stable 12V operation, and compatibility with the factory powertrain architecture.

Specifications and technical data

• SKU: 7566337
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7566337
• Substitutable numbers: 7566337, 12417566337
• Fuel type: Petrol
• Part type: Starter Motor
• Category: Starter Motors

Purpose and Compatibility

The presented starter is designed to work with the N74 gasoline engine in BMW F01 and F02 models, ensuring full compatibility with the turbocharged V8/V12 engine characteristics and factory starting control. The Denso OEM design guarantees compliance with the electrical parameters of the 12V system and correct interaction with the engine control unit.

Thanks to the use of original manufacturer technology, the starter maintains adequate starting torque, which is particularly important for powerful, high-displacement gasoline engines. This solution helps reduce the risk of starting problems in cold conditions and under load.

Construction and Technical Specifications

The Denso starter for the N74 engine utilizes a classic, proven electromagnetic design, optimized for high load capacity and repeatable operation. The materials used and the geometry of the windings are adapted to the requirements of BMW gasoline engines, which translates to:

• stable current draw in the 12V system,
• appropriate rotor speed during starting,
• correct engagement with the flywheel ring gear,
• maintenance of operating parameters across a wide temperature range.

The used nature of the part means it comes from disassembly, retaining the original manufacturer's specifications. This is a beneficial solution for users seeking factory fitment without the need for replacements with uncertain parameters.

Application in BMW Starting System

In N74 gasoline engines, the starter is responsible for initiating the powertrain's operation, working in conjunction with the control electronics, fuel supply system, and safety systems. A properly selected component:

• ensures repeatable engine starts under various battery load levels,
• reduces excessive vibrations and noise during the starting phase,
• supports the correct operation of the ignition system during the initial crankshaft revolutions.

By maintaining factory specifications, this starter ensures the consistency of the entire powertrain, which is particularly important in the technologically advanced BMW F01/F02 models.

Benefits of Choosing an Original BMW Starter

Choosing an original starter for the N74 gasoline engine offers primarily certainty of mounting fitment and predictable performance in daily operation. The Denso OEM component was developed specifically for this engine, which:

• eliminates the need for electrical or mechanical modifications,
• maintains compliance with factory starting parameters,
• reduces the risk of engine control unit errors related to improper starting.

For users who value the consistency of the BMW powertrain, using an original starter from the Starters category is a sensible compromise between cost and quality.

Expansion of Starting System and Engine Area

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional starters, mounting elements, or accessories that work with the starting system, check the available parts in the BMW Starters category.

For a comparison of approaches to servicing engine accessories in other premium brands, it is worth familiarizing yourself with practical tips on caring for timing systems and injectors in popular Mercedes models – you can find them in the article Reliability under the star – how to care for engine accessories in popular Mercedes-Benz C-Class and E-Class models?, which shows how important the selection of appropriate components is in modern powertrains.