
The engine number of the 730 is located on the engine block. It is generally a combination of 7 to 8 digits and letters. In addition to the above method, the engine number can also be viewed in the following 4 ways: The vehicle's driving license has the engine number printed on it, usually located on the second last line; The motor vehicle registration certificate will state the engine number; The car purchase invoice will state the engine number; The vehicle purchase tax payment certificate will state the engine number. It should be noted that the engine number is not the same as the engine model. The engine model refers to the specifications and size of the engine within the manufacturer, and engine models can be the same. The engine number refers to the production number of the engine, where each engine can only have one engine number and each engine's number is unique.

Take my 730 as an example, the engine number is located in the engine compartment, on the upper front part of the engine, engraved on the cylinder block. It's usually near the intake pipe, and the number needs good lighting to be read clearly. You'll need to find it for maintenance or when selling the car, as this is the unique identifier for the vehicle's engine. Safety tip: Wait until the car has cooled down before checking, and avoid touching hot components. The location may vary slightly between different model years, but it's generally similar. If you're unsure, ask someone who frequently works on cars - they have plenty of experience.


