I strive for purity as well. For example, though I currently run an Edelbrock 4B carb and intake, I found the correct 2B carb, air cleaner housing and cast iron intake just so I have it.
Mark
68 Firebird 350 auto (sold) 70 Trans Am RAIII 400 4-speed (sold) 2011 Challenger SRT8 IE392 6-speed (sold) 2017 Challenger Hellcat 1966 Dodge Coronet 440