Backwards reading Tach

[Filthy Filbert]

what is the electronic ignition that you converted to?    are you using a stock, later model Mopar type ignition box?  commonly referred to as the "orange box"?

or is it some other company's conversion?

[Caparco]

It wasn't Orange but something similar yes, how do I find out what kind of distributor it is is there a way to check

[Bullitt-]

It wasn't Orange but something similar yes, how do I find out what kind of distributor it is is there a way to check

That's a factory style ECU box on your firewall so what's in your distributor is probably also...