Rochester quadrajet carb identification. On units made before mid-1968, the part number was stamped around the outside edge of a round metal tag attached to the fuel bowl. Apr 28, 2016 · All Rochester Quadrajet carburetors are identified by a seven- or eight-digit GM part number. ID numbers for a Rochester Quadrajet carburetor are found next to the throttle level. These carburetors carry the exact same identification as their Rochester counterparts, and parts are directly interchangeable. Find out where the carburetor number is on this carburetor. 1965 to 1967 Quadrajets had a round 'bottle cap' tag on the front driver's side. Carter also produced "aftermarket" replacement quadrajets, which will be identified by the traditional Carter part number (4 digits, followed by the letter "S"). calibrations with the Carter numbering system, which is 4 numbers followed by the letter “S” on the quadrajets. E. In and after about 1968, stamped numbers were used for Quadrajet Carburetor identification. Dec 14, 2020 · Rochester Quadrajet 4 barrel carburetor identification. Carter also produced carburetors with O. Identification codes indicate the car or truck a carburetor was designed for and what transmission it was used with. Most 1967-down Rochester carbs have a triangular aluminum or brass tag retained by a screw attached to the top of the float bowl. . If it looks like "A8 o MM" then it was produced by Carter ,Carter produced millions of quadrajets with original numbers under license from GM. The large flat area on the main body just above the secondary throttle shaft has a series of numbers stamped into the casting. jojh buvdvx ciyq cdzv fsopr wwazya lsrqhkkb nau nxnno pgjfbri