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Car engine number interpretation: What is okx.com loginthe engine number? LaunchThe machine is the "heart" of the car. It is an important part of the car and one of the parts that car owners focus on. The engine number is the unique logo of each engine. It is a code composed of a string of letters and numbers used to distinguish different models and batches of engines. So, what is the specific meaning of the engine number? Let's interpret the engine number together. 1. The composition of the engine number The engine number is a code composed of a string of letters and numbers, usually ranging from 8 to 15 digits. The specific composition includes engine model, engine series number, engine serial number, etc., which is determined by the manufacturer according to the characteristics of the product and industry standards. Let's take Nissan as an example. Its engine number is composed of: "letters/numbers-letters-numbers-letters/numbers-numbers".Two. Engine model The engine model is the most basic identification number in the engine factory, usually composed of 3-4 letters and numbers, such as L28, RB25DET, etc. It can represent some basic parameters of the engine, such as displacement, air intake form, fuel type, etc. 3. Engine series number Engine series number is used to distinguish different families of engines, usually composed of a letter and a number, such as RB, SR, etc. This number varies according to different manufacturers and models, and varies in different engines of the same manufacturer. Four. Engine serial number Engine serial number is the unique identification number issued to each engine in the engine factory, which is equivalent to a person's ID number. It is used to distinguish different engines on the same production line, usually including numbers, letters and symbols, such as V0520391, etc.5. Other auxiliary logos In addition to the above three basic engine number marks, engine manufacturers may also add other identification meanings to the number to help distinguish engines with different configurations, such as: · Line identification: used to distinguish different production lines or assembly lines. · Revision number: used to distinguish different batches of engines and make changes when the technology is updated or improved. · Emission mark: used to distinguish engine models that meet different emission standards. 3. The function of engine number The function of engine number mainly includes the following aspects: · Engine statistics: It is used by manufacturers to count the production of different models and batches of engines, so as to optimize production management and adjust output. · Maintenance: The engine number can help maintenance personnel determine the model, configuration and production batch of the engine in order to better carry out maintenance.· Identify counterfeit and inferior engines: According to the engine number, consumers can judge whether the engine they buy is a genuine product to avoid threats from experience, quality and safety. Four. In summary, the engine number is the identification used by engine manufacturers to distinguish different engine models and batches, which has the function of determining the engine model, configuration and production batch. For car owners, knowing the engine number also helps to better understand their car, choose suitable parts and carry out maintenance.

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