Tony,
I believe you need a runtz resistor for the fuel guage. You're correct regarding the ballast resistor goes between the coil wire (from the ign switch) to the coil.

Craig


Craig

My '50 Chevy 3100 5 window, '62-235cu, 3:55 rear
My truck ....... Respect The Rust
If I'm not working on my truck, '65 m00stang or VW camper, I'm fishing with the wife or smoking Salmon.