I don't know how they did it back then but I wired mine to work as a 3rd brakelight. There are millions of drivers who are conditioned to seeing a 3rd brake light.


"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.