BMW F45 F46 Mini F55 F56 Turbocharger Turbo Actuator B37 Engine 8513652 8514266

The BMW F45 F46 Mini F55 F56 B37 Turbo Actuator is an original equipment turbocharger and parts component designed to precisely control the turbine geometry of the B37 engine. This actuator provides factory-fit turbocharging compatibility in select BMW 2 Series Active Tourer/Gran Tourer and Mini F55/F56 models with the B37 engine.

Specifications and technical data

• SKU: 8513652-5
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8513652
• Substitutable numbers: 11658513652, 8513652, 8514266, 40001056
• Category: Turbos & Parts

Purpose and function of the B37 turbo actuator

The B37 turbocharger actuator is responsible for controlling the position of the turbocharger's control elements, which translates into boost pressure control and stable engine operation. In the B37 units used in the BMW F45/F46 and Mini F55/F56, it is a key component of the turbocharging system, affecting:

• smooth torque increase throughout the entire rev range,
• maintaining the correct boost pressure under different loads,
• reducing the risk of overloading and the engine going into emergency mode.

Thanks to its factory design for the B37 engine, the controller works with the original engine controller, maintaining the parameters provided by the vehicle manufacturer.

Advantages of using the original Mini/BMW turbo actuator

Choosing an original turbocharger actuator from the BMW F45/F46 and Mini F55/F56 turbocharger parts category allows you to maintain the integrity of your entire turbocharger system. Compared to aftermarket parts, this component offers:

• factory mechanical fit to the B37 turbocharger housing,
• correct operating characteristics in accordance with the engine controller maps,
• stable control of turbine geometry under high loads and long-term operation.

A used OEM component is a good solution when the existing actuator has been mechanically or electrically damaged and it is necessary to restore the correct operation of the turbocharger at a reasonable repair cost.

Used condition - practical benefits and applications

This turbo actuator for the BMW F45 F46 and Mini F55 F56 is offered in used condition. This means it comes from a disassembly and retains the original factory assembly features. In practice, this allows for:

• reduce the cost of repairing the supercharging system compared to purchasing a new component,
• maintain the original vehicle specifications without interfering with the controller software,
• maintain compatibility with the existing B37 turbocharger and engine accessories.

Before installation, standard workshop verification and correct adaptation in the vehicle in accordance with service procedures for B37 engines are recommended.

Selecting an actuator for BMW F45/F46 and Mini F55/F56

To properly select a B37 turbo actuator for your specific BMW F45/F46 or Mini F55/F56, it's important to ensure compatibility with your vehicle's turbocharger and powertrain. Original manufacturer markings and interchangeable numbers, visible in the product's technical specifications, facilitate matching the component to your specific engine variant and vehicle model year.

If there are any doubts about compatibility, it is helpful to compare the existing actuator with the offered element in terms of the type of connector, mounting method and geometry of the turbocharger control lever.

Other turbochargers and parts for Mini

If you're looking for other turbochargers and parts for your Mini, check out our dedicated offering for this brand: Turbochargers and Parts for Mini . This will make it easy to assemble the remaining components of your supercharger or engine accessories, while maintaining the integrity of the components used.

New or used part – how to decide?

When choosing between a new or used turbocharger actuator, it's worth considering the cost-to-life ratio and the importance of the original part. OEM parts from disassembly often offer a favorable compromise between price and maintaining factory performance parameters.

For a detailed comparison of the advantages and limitations of new and used components, see the article: New or Used? Comparing the Cost and Quality of Car Parts , which will help you plan your BMW or Mini's supercharger repair.