erm yes they have in so many words
Castrol Site said:Castrol Magnatec protects your engine from the moment you turn the key thanks to the way its Intelligent Molecules cling and bond to critical engine surfaces
Says "Intelligent Molecules, stick to critical surfaces", where's it say "cylinders"?
Maybe its intelligent enough to know the difference between a cam and a crank and doesn't stick to everything, there again, maybe it does?
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