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lfalzarano · 12-07-2019

That is strange, since the product is not a wax and shouldn’t change color from the heat of the engine. I haven’t experienced a darkening after using on my 90’s engine for years.

What caused the stain on the engine’s painted surface, if you know?

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12-07-2019	#30
lfalzarano Join Date: Feb 2011 Location: Clayton, North Carolina Posts: 1,133	Re: Engine Polish That is strange, since the product is not a wax and shouldn’t change color from the heat of the engine. I haven’t experienced a darkening after using on my 90’s engine for years. What caused the stain on the engine’s painted surface, if you know? Sent from my iPhone using ZR-1 Net Registry __________________ Lou[COLOR="Red"][B][SIZE="4"][/SIZE][/B][/COLOR]