Posted By: gtsdude
FBO HRR688 ignition box with rev limiter - 03/20/15 06:53 PM
Any one try one of these yet? Says you can eliminate the ballast resistor as well. I had one of his original black boxes and coil and it worked good. The only problem I had was the coil broke right around the coil wire but was replaced at no cost.
http://www.4secondsflat.com/Ignition.html
http://www.4secondsflat.com/Ignition.html