[Steve E]

engine bay aluminium

I haven't tried this yet but maybe someone on the forum has.

Clean the metal with mag wheel cleaner (etching) and then apply a high temp clear coat.

Anyone else have a suggestion?:thinkerg:

 

[JB1]

talking about the heads etc, like its oxidation....powdery?

 

[haflingerheaven]

aluminum under the hood

yes, all the alum parts look pitted

 

[JB1]

I agree they do need something, I too am interested in this