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PC/SR · 03-20-2013, 08:26 PM

When you grounded the spark plug to the engine, was it to bare metal, or through paint, rust, crud etc? While you are at it, clean out the plug threads in the head with carb cleaner and a paper towel.

03-20-2013, 08:26 PM	#17
PC/SR Senior Member Join Date: May 2010 Location: Santa Rosa, CA Posts: 1,279	Re: Weak Spark Problem When you grounded the spark plug to the engine, was it to bare metal, or through paint, rust, crud etc? While you are at it, clean out the plug threads in the head with carb cleaner and a paper towel.