im taking my time abd building a 327. so far i have the machine work done and arp bolts, kieth black pistons, 11:1. flex plate, and harmonic balancer. i want to use a mechanical roller crane cam, in the 4200 to 8000 rpm range with duration of intake260/268exhaust and lift of intake .670/.625exhaust. roller lifters and rockers too of course. just looking for suggestions on heads and intake and carb if anyone has any.and any other suggestions are always welcome too.