I have a 4bbl square bore manifold for my 401 that I want to have modified. Does any one have suggestions about a good shop to do this? Specifically I want to enlarge the main bores to run a 750 demon carb and I want to port match it. Thanks. Joel
Joel I sent my 2x4 manifold to Gessler Head porting,(908) 362-7692 Blairstown,NJ Greg specializes in Buicks including our Nailheads. www.Gesslerheadporting.com :TU: