69 68 67 4-BBL Carb Chevelle Camaro Mopar Holley Carter Q-jet I have four 4- barrel carburetors for sale in very clean original condition and complete. Holley 6210-3 Spreadbore Quadrajet style 650CFM double pumper mechanical Secondaires $250. GM factory Chevrolet Rochester Quadrajet # 7028212 DH matching 68 Camaro SS 350. $275. Carter AVS Chevrolet 4027 SA matching 66 Chevelle 327-275HP 4-Speed $260. Carter AVS Mopar 4638S 68 69 Dodge Super Bee 383, Dart 340 $375.