How to Read Spark Plug Color to Diagnose Engine Health | White Spark Plug Meaning & Fixes Explained
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YouTubeBad Wrench Automotive
How to Read Spark Plug Color to Diagnose Engine Health | White Spark Plug Meaning & Fixes Explained
Learn how to read your engine’s health simply by checking the color of your spark plugs. In this video, I break down what each spark plug color means—healthy tan, oily black, sooty black, and especially white spark plugs, which often signal dangerous lean conditions. You’ll learn: How spark plug color reveals engine performance What white ...
152 views2 months ago
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