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How to change the engine number

2025-10-26 02:47:39 car

How to change the engine number? Analysis of hot topics on the Internet in the past 10 days

Recently, discussions on "how to change the engine number" have become increasingly popular on major social platforms and automotive forums. This article will give you a structured analysis of this issue from the perspectives of policies, regulations, operating procedures, risk warnings, etc., combined with hot data from the entire network in the past 10 days.

1. Hot list of related topics in the past 10 days

How to change the engine number

RankingkeywordsSearch volume (10,000)Main discussion platform
1Engine number change process28.5Baidu Tieba/Zhihu
2Legality of engine number modification19.2Car enthusiasts forum
3Engine damage replacement record15.7Douyin/Kuaishou
4Engine number location query12.3car home

2. Five situations in which the engine number is legally changed

According to the "Motor Vehicle Registration Regulations", application for engine number change can only be made in the following circumstances:

serial numberlegal situationMaterials required
1Damaged engine replacementRepair shop certificate + new engine invoice
2Vehicle recall and replacementManufacturer's recall notice
3Law enforcement agency requirementsDocuments certified by judicial authorities
4Registration authority input errorDMV error correction certificate
5Legal modification caseModification license

3. Standard change process (taking engine replacement as an example)

1.preparation stage: Collect maintenance records, new engine certificates, purchase invoices and other materials

2.Submit application: Go to the vehicle management office to fill out the "Application Form for Change of Registration of Motor Vehicles"

3.vehicle inspection: The police will check the engine model and frame number

4.File changes: Update driving license and registration certificate information

5.Complete the filing: The entire process usually takes 3-5 working days

4. Top 3 high-frequency problems in the past 10 days

questionfrequency of occurrenceAuthoritative answer
Can an individual polish the engine number privately?387 timesIllegal behavior will result in administrative penalties
How to register a second-hand engine?256 timesProof of legal origin and completion of environmental testing are required
How will the insurance be handled after the change?198 timesThe insurance company must be notified within 10 working days to update the information.

5. Risk warning

1.legal risks: Tampering with the engine number without permission may violate Article 280 of the Criminal Law, and is punishable by up to 3 years in prison.

2.Annual inspection risk: Unregistered engine changes will result in failure of annual inspection

3.trading risk: The depreciation rate of vehicles with incomplete change records can reach 30%

6. Expert advice

A recent reminder issued by the China Automobile Dealers Association states that engine number changes must be handled through formal channels, and it is recommended that car owners keep complete maintenance records and change certificates. For second-hand car transactions, be sure to check the engine change filing status. You can check the vehicle's complete file through the "Traffic Management 12123" APP.

(Note: The statistical period of the data in this article is from X month X to X month X, 2023. The data sources include Baidu index, Weibo hot search, Toutiao hot list and other public platforms)

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