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Andy · 11-10-2013, 01:29 PM

I think you will end up drilling them out. I have had zero luck removing rusted stuff from aluminum. Get the porcelen? out and drill the steel as big as possible. You will end up picking the rest out.

11-10-2013, 01:29 PM	#3
Andy Senior Member Join Date: May 2010 Location: Kerrville, Tx Posts: 2,780	Re: Removing old spark plugs from Alum heads I think you will end up drilling them out. I have had zero luck removing rusted stuff from aluminum. Get the porcelen? out and drill the steel as big as possible. You will end up picking the rest out.