How To Check Which BMW Engine Do I Have? Simply Explained
Image: BMW BMW B48A20E complete engine with only 10K miles for sale at MT Auto Parts for just £3,599.99 If you own a BMW, you’ve probably seen people talking about BMW B48 , B58 , N47 , N55 and all sorts of other engine codes. It sounds technical, but the truth is this: finding out which BMW engine you have is actually very simple once you know where to look. If you’re buying BMW parts , checking compatibility, or just curious about what sits under your bonnet, here’s the easiest way to identify your BMW engine — explained in simple terms. Why Engine Codes Matter BMW engine codes aren’t there to confuse you. They help you understand: Which parts fit your car Whether your engine is petrol or diesel What generation it belongs to (N-series, B-series, etc.) Power, reliability notes, and typical issues Compatibility when buying used parts like engines, gearboxes or ancillaries If you’re ordering any mechanical component, for example, engine turbo, injectors or sensors, knowing your e...