Edelbrock RPM Performer package

You need a 4 bbl bracket, the 2bbl wont work right without mods.
Something like this if you're using a kickdown cable:
Smallblock, 318, 340 and 360 | AR Engineering
Or this with factory mechanical kickdown:
Throttle Cable Bracket 1968-70 Small Block, Throttle Cable Brackets, 101-TB060 Reproduction, NOS and Used Mopar Muscle Car Parts (megapartsusa.com)