BMW E87 E90 116i 316i Petrol N45 Bare Engine N45B16A with 60k 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.).

BMW E87 E90 116i 316i Petrol N45 Bare Engine N45B16A with 60k miles, WARRANTY is a used, four-cylinder petrol bare engine designed for the 1 Series E87 and 3 Series E90 models. It serves as a solid foundation for professional repair or replacement of the powertrain, maintaining the original performance characteristics of the BMW engine. By preserving the factory architecture of the block and cylinder head, this bare engine allows for precise integration with the vehicle's existing auxiliary equipment configuration.

Specifications and technical data

• SKU: 0430922
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0430922
• Substitutable numbers: 11000430922, 0430922, 11000390497, 0390497, 11000430923, 0430923, n45b16ab, n45b16a
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Mileage: 59 000

Technical specifications of the N45B16A engine

The presented engine belongs to the BMW N45 petrol family, in the N45B16A version, used in the 116i and 316i models. The four-cylinder design provides a balanced compromise between refinement and fuel economy. The unit is designed for petrol fuel, which facilitates integration with the factory fuel injection and ignition systems in BMW E87 and E90 cars.

As a bare engine, it provides the foundation for further assembly using components from your vehicle or other compatible parts. This configuration is particularly beneficial for workshops and users who want to maintain control over the selection of auxiliary equipment while basing the build on an original block and cylinder head.

Application in BMW E87 116i and E90 316i

The N45B16A engine was designed for compact BMW models, where responsive throttle and predictable power delivery are key. The 116i and 316i versions use this unit as their primary powertrain, so replacing it with a compatible engine allows you to maintain factory performance parameters without the need to interfere with the control electronics or fuel system.

Using an original engine from the same family minimizes the risk of mechanical and software compatibility issues. This solution is highly recommended for post-accident repairs, mechanical damage to the block or head, and professional engine overhauls at specialized BMW service centers.

Benefits of installing a used bare engine

Choosing a used engine from the N45 family significantly reduces costs compared to purchasing a complete unit or a new engine. At the same time, you retain the ability to use functional auxiliary components from your existing engine, which is advantageous both economically and from a service perspective.

• Ability to transfer your own auxiliary equipment (e.g., manifolds, ancillaries) to the retained block and head.
• Better control over the scope of repair work and the quality of components used.
• Basing the repair on the original BMW engine architecture, without structural modifications.

Additionally, using an engine with known origins and intended for specific BMW 1 and 3 Series models simplifies workshop tasks, shortens assembly time, and reduces the risk of unforeseen problems during the first start-up after replacement.

Mileage and suitability for further use

The engine has documented mileage, which allows for a better assessment of its potential for further use and helps in planning preventive maintenance, such as replacing seals or checking timing components. For workshops specializing in the BMW brand, this is a valuable base for repair or refurbishment, and for users, it is an opportunity to restore vehicle performance at reasonable costs.

Before installation, standard workshop procedures are recommended: verifying the condition of mating surfaces, checking for leaks, and preparing the engine for further operation in accordance with the manufacturer's guidelines. This approach increases the reliability of the unit after installation and reduces the risk of unplanned vehicle downtime.

BMW engines – additional options and technical knowledge

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

For E90 series users, knowledge about common engine problems can be particularly useful. To better prepare for choosing the right service solution and avoid costly mistakes, it is worth reading our guide: Troublesome BMW E90 engines: check what can ruin your budget!.