[shimley]

I just bought a primary cover on ebay and it has bubbles on the chrome that looks like it might be rust coming through. How can i stop it from progressing?

 

[8-Ball]

Buy another one.

 

[TXCHOP]

sorry to say, but 8-ball is right, You could always have it rechromed or just buy another. I assume you cant get your money back right???