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
Porsche 911 - Zenith 40 TIN Carburetor – Coco's Variety
Zenith Carburetor Ientification and Codes
Rebuildint Zeniths?? Online guide now available - Pelican Parts Forums