How to Decoke Your Combustion Chambers and Lap in Valves

In the previous class, Ed showed you how to clean the valves and prepare them for reinsertion into the head. Now, you’ll learn how to lap in the valves using grinding paste and then decoke the engine in order to increase its efficiency and ensure top-notch engine performance for another several thousand miles. Ed introduces the tools you need to complete this process and then shows you how to use them.