have u tried takin a wire brush on a grinder and cleanin it down to the aluminum then paintin it thats what i did to my boat and it works like from the factory

http://i47.photobucket.com/albums/f173/wendellem/4%20wheeler/1000541.jpg

http://i47.photobucket.com/albums/f173/wendellem/4%20wheeler/1000540.jpg

http://i47.photobucket.com/albums/f173/wendellem/4%20wheeler/1000539.jpg

http://i47&#46 ...