Rev-N-Nator vs. FBO HRR688 ignitions
Going on two years - Out of stock
If you can find any 70s / 80s NOS Stock of Original Chrysler Ignition Modules
OR
The older Standard LX101 , Made In The USA , 80s / 90s Ignition Modules
With real Motorola / RCA Transistors
They don’t retard dwell/timing at higher RPMs