Actually less than an hour. It was so simple. Only 2 wires on a harness. Change a resistor, change distributor, and time it. Even having to undo the six pack top fuel line to get the vaccum advance away from it. The engine runs crisper now. All this was under 100 bucks including tax. It was even 24 bucks cheaper than that for me since wade gave me a new harness. Thanks Wade
I was happier doing this task more than installing my dana. The ignition was needed the dana wasnt