[Collins] Hello all : it is my turn to paint a 51S1 cabinet , it is all aluminum all over in and out

[Wn4i]

YES It is all aluminum , never been painted before . Please tell me what is NOW the best paint to make it as close to the original Collins used......I'm fully equiped to do a good job .
I will listen to all my Collins Friends ....as well as all the others.
Many Thanks 
Yves Wn4i ..............specialized in 30L1 and 51S1 my Favorites
Yves Pautard
5833 Dryden rd.
West Palm Beach
Florida 33415.....561-689-8819