Here is a Crank Trigger kit, for the a block engine and especially for the big block Chevy.
Includes crank trigger wheel, sensor mount and adjustable sensor mounting bracket.
A crank triggered ignition system can make more horsepower than a distributor...
Here's a Muncie transmission adapter that will allow you to attach it to a Flathead engine.
Adapter plate to fit a Flathead Ford engine
Made by TDR Innovations in Ultra Frosted Detail, 1/16 scale.