,thanks allot for all your help and input.. i do appreciate all the help ,....what ever motor i go with 302 or 327will be going into a 67 rs camaro with 200r4...,as this is the first one i have ever done,and i don't rely have the money to do trial and error with parts.i have to try to some what get it close the first time,or i think the wife is going shot me lol. thanks again for all the help....marry christmas