I've aquired several 6 volt sealed beam headlight bulbs from my dad and i was wondering if someone knows if there was a certain brand that chevy used in the factory? also wondering what the# 2 at top of light is? I have tung sol, westinghouse,GE, autolight,guide with a T3in diamond in center of bulb, I once heard that early bulbs did not have nipples any help is appreciated
David
1941 chev 1/2 ton PU
1945 willys MB