Posted by Chris Case [108.247.147.185] on Wednesday, November 19, 2014 at 17:29:12 :
In Reply to: Switched from points I to electric ignition and I has ran on posted by Wayne [70.197.8.26] on Wednesday, November 19, 2014 at 15:38:38 :
Most factory set ups had the four wire ballast. But later they changed. I think the difference is how many connection pins the module has- 5 pins= four wire ballst, 4 pins = two wire ballast. .