Detonation Knocking Pinging What is it

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=WuCUGcqO5SE

Every wonder what that metallic rattling is coming from your engine or that your car sounds like it is dragging a chain behind it. Well, that is called deton...

knock, ping, detonation, detonate, fuel, gas, octane, boost, pressure, compression, mill, camber combustion
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