My Gas Engine is Running Too Rich ( Excessive Fuel Mixture )

Kent shares 3 indicators of an excessively fuel rich running gas engine

There are three common easy to spot signs that your older gas engine is running too rich. Kent shares these tips in the following free YouTube video. Click on video player arrow in the image.

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Problem & Solution

Common among these chassis:

W108 W109
W110 W111 W112 Sedan
W111 W112 Coupe