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What engine oil should I use for diesel engines?

2025-10-20 00:18:32 mechanical

What kind of engine oil should I use for diesel engines? Analysis and recommendations of hot topics across the Internet

Recently, discussions on engine oil selection for Shanghai Diesel engines have become increasingly popular on major automotive forums and social media. As one of the representative brands of heavy-duty diesel engines in China, the maintenance issues of Shangchai engines have attracted much attention. This article will combine the hot content of the entire network in the past 10 days to provide you with a detailed analysis of the engine oil selection issues for diesel engines.

1. The importance of diesel engine oil selection

What engine oil should I use for diesel engines?

Engine oil is called the "blood" of the engine, and its importance is self-evident. Based on recent hot topics of discussion, we have sorted out the key factors for selecting diesel engine oil:

key factorsillustrateRecent discussions
Viscosity gradeNeed to match engine operating temperature and ambient temperaturehigh
API specificationsNeed to meet CI-4 or higher standardsmiddle
Brand selectionOriginal oil vs third-party brandhigh
Oil change intervalDirectly related to engine oil qualitymiddle

2. Recommended engine oil models for Shangchai engines

Based on recent discussions between car owners and professionals on major platforms, we have compiled the following recommended engine oil models:

Engine seriesRecommended engine oilViscosity gradeAPI standards
SC seriesShell Rimula R415W-40CI-4
D seriesMobil Delvac 130015W-40CI-4
H seriesGreat Wall Zunlong T60010W-40CI-4
E seriesKunlun Tianrun KR915W-40CI-4

3. Analysis of recent hot discussion topics

1.Original engine oil vs third-party brands: Recently, there have been heated discussions in many automobile forums on whether it is necessary to use Shangchai original engine oil. Some car owners believe that original engine oil is more reliable, while more people tend to choose oil from well-known brands that are more cost-effective.

2.Oil change cycle controversy: On social media, the topic of "Is a 500-hour oil change necessary?" has sparked widespread discussion. Some professionals pointed out that using high-quality fully synthetic engine oil can appropriately extend the oil change interval to 600-800 hours.

3.Northern winter engine oil selection: As the temperature drops, northern users are paying more and more attention to diesel engine oil in winter. 5W-40 and 10W-40 viscosity engine oils became a focus of discussion.

4. Professional suggestions and precautions

1.Follow instructions strictly: Different models of Shangchai engines may have different oil requirements. Be sure to refer to the instructions for the specific model.

2.Pay attention to engine oil certification: In addition to API standards, attention should also be paid to certification standards such as ACEA and JASO to ensure that the engine oil meets the special requirements of diesel engines.

3.Check engine oil status regularly: Even if the replacement period has not yet arrived, the color, viscosity and oil level of the engine oil should be checked regularly, and any abnormality should be dealt with promptly.

4.Consider the use environment: Under extreme temperatures, high dust or high load conditions, higher specification oil products should be selected.

5. Summary

By analyzing the recent hot discussions on diesel engine oil on the Internet, we found that car owners are paying more and more attention to the scientific and economical aspects of engine oil selection. Properly understand engine oil knowledge and choose products suitable for your own engine, which can not only protect the engine but also save maintenance costs. It is recommended that car owners regularly pay attention to the latest maintenance recommendations issued by Shangchai official to ensure that the engine is always in optimal working condition.

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