Without a cam change and added compression, your money is better spent on other things. You will gain next to nothing with ignition mods.
I do have SE-204 cam but i went for the daytona twin tec i am happy with my choicejohn page said:my 02 nightrain is stock except for samson big guns, thunder city baffles and a velocity stack. is it worth the money to put in a crane fireball hI-4tc ignition? thanks john. p.s. happy new year