i also have a big block and was thinking of doing the same. i would use either a weiand oval port intake number 1981 or edelbrock street tunnel ram. i was looking at these carbs
http://www.allcarbs.com/detail.php?p...n=71&stt=0
a friend ordered some carbs for a blower engine. when they dynoed the engine the operater said the carbs were excellently calibrated and didn't have to change anything. mike