Zenith 40 TIN Carburetors and Airbox Assembly for Porsche 911 for sale on BaT Auctions - sold for $4,500 on March 7, 2022 (Lot #67,425) | Bring a Trailer
Zenith 40TIN Carburetor rebuild - YouTube
Zenith Carburetor – Stumpf Welding Supplies
911 (1971) REPAIR MATERIAL - FOR - CARBURETOR - - ZENITH - - 40 TIN (107-015)