rebuilding a 273 180 HP engine
Here's mine with 10/1 egges and isky cam (I forgot which one but I could research it for you).
http://www.youtube.com/user/JimsMopars#p/a/u/1/NKlIiP43cVo
I wanted to keep a stock look so it had stock exhaust manifolds and stock 2V intake. I installed dual 2-1/2" pipes out the back thru turbo mufflers.
Very nice sound on the video, check it out.
Jim