I put a 2004-R in my 68 Barracuda too, pretty happy with it. I'm going to be getting one of these from Dakota Digital so that I can have both neutral safety and a backup light
http://www.dakotadigital.com/index....uct_id=60/category_id=401/mode=prod/prd60.htm
Right now, I just have neutral safety using a Lokar switch.