Why not run a wire from the 3 prong flasher to the switch like it is wired now. Or if your dash has places for ind. lights they will be wired in the new harness.
The 3 prong flasher uses the same pigtail as sealed beam headlights.

George

They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum