Quote: I also have the " 383 four barrel " pie tin instead of the Magnum but have the un silenced air cleaner which the original owner said came factory on it. Also the black breather cap not chrome.
Mines exactly the same (black Oil Cap, "383 Four Barrel" tin. The duel snorkel) AC may have been a California deal, part of some lame noise reduction attempt? Tough to say but my car was an LA build car so it makes sense.
