So from what you are saying, you need three filaments on each side. Just make sure that the brake and the turn signals are the bright ones. I would try a test hookup using the frameas ground.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!