BMW 320i 4 CYL Petrol Engine (N43B20A)

The BMW N43B20A is a 2.0-liter, inline-4 gasoline engine produced by BMW. It’s part of the N43 engine family and is known for its naturally aspirated design, direct injection, and variable valve timing (Double VANOS and Valvetronic). This engine was used in various BMW models, including the 1 Series (E81, E82, E87, E88), 3 Series (E90, E91, E92, E93), and 5 Series (E60, E61).