The BMW 328i has featured several engine options over the years, including the N52, N20, and B48 series. Before purchasing a used engine, verify your model’s production year and engine code to ensure compatibility. Checking for service records, compression test results, and common wear issues such as oil leaks or timing chain noise helps evaluate condition. Since BMW engines are preci... https://turboautoparts.com/used-engine/bmw/328i