Choke, throttle, air cleaner are all 1:1 hookup. The BBS won't have a venturi vacuum tap to run your EGR system, so if you haven't already disabled it, you will be now. Good opportunity to do the
Fuel line mod, and—if you haven't already—bypass the OSAC valve on the RH side of the firewall by running the vacuum hose directly from carburetor to distributor.
Make sure you use the correct, 5/16" thick up-to-'72 type carb base gasket.
