Ford - C034 AN - note: the 2nd digit is always a number. And you're saying it's part of your website? Build your own custom newsletter with the content you love from Chevy Hardcore, directly to your inbox, absolutely FREE! While there are some GM street-car enthusiasts that swear by the Quadrajet, they are also disliked by almostas many. When part-throttle cruising, the small primaries (1 3/32-inch for 750 cfm, and 1 7/32-inch for 800 cfm carburetors) delivera higher velocity into the intakethan other carburetors. The first 3 numbers are the day of the year and the last number is the year. The choke mechanism on a 4MV Quadrajet made use of a coiled spring that is mounted under a shield to the manifold. quadrajets. Fast, secure e-book download. #1 I have a Carter AFB 3361s with a date code of B8B. quadrajets, This is provided as a general In the "for what its worth" category, the 3503sa used a different throttle body than the 3503s. 2 - Decade produced. The spokes or boxes that have dots in them represent the month that the component was cast. Read more. Chevy Hardcore NEWSLETTER - SIGN UP FREE! Carter Carburetor Identification - Carburetor kits, parts and manuals CARTER AFB Info :: Anyone have a List of Application colored paper adhesive tag with the last three digits of the part number. First, Carter cast the letters A F B or A V S into the housings located on the rear left corner, so this is a simple way to tell them apart. Home. Carter Carburetors built Quadrajet carburetors for GM cars from 1966 into the late 70s. code (either a 2-character code if produced by Carter, or a 4-digit code if I know what 4298S is, and J would be October- if all of this is correct what is this? Does anyone know what this means. calibrations) under the Carter numbering system, which is 4 digits 1. code 618 BHT (this is the original one on my '78 Vette) 2. code 2437 BHT 3. The primary wall of the 750 cfm unit does not have this bulge, and is consistent throughout. different (and thus NOT interchangeable) parts. Wheels . Plant Codes Plant codes identify which plant the Quadrajet carb was cast at. Carb date codes | For A Bodies Only Mopar Forum The plant Mar 24, 2015 This month we will decode the Carter AFB carburetor's triangular metal identification tag, review the identifying suffix codes, and carburetor identification numbers. After 1972, the CFMrating on all three models was raised to 800. Was Removed Working Years Ago. You must log in or register to reply here. Don't know if they used this carb on the 69 427/390 Vette engine, the 69 Vette ran into fall production too. Authentication and pre-purchase inspection service still available. United States. Family owned since 1995, The Carburetor Doctor ships premium-quality parts daily from our TX warehouse to customers worldwide. Is this the date code for March 19th? Mine reads. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! B Feb. 1968. qtmarke (1,670) 100%. toolmanmike said: You can get by with production numbers a month or 2 prior to the engine assembly date. 1968 (001 the first day of the year). Holley Carburetors Date Coding and Identification Usage Table Introduction and History Three companies supplied carburetors for 1967 through 1969 Camaro usage: Rochester Products, Carter, and Holley. Dots in 5 spokes or boxes = May, Dots in 10 spokes or boxes = October. Carburetors intended for Chevrolet, Cadillac, Buick (67 only), and GMC applications, utilize a fuel inlet that enters the carburetor at a 90-degree angle, facing the passenger's side of the engine. It looks like maybe: 2 Js then JO. is NOT; repeat NOT the code for the plant producing the carburetor. VDOMDHTMLtml> Carter 4-Barrel Reference Numbers - Hemmings Motor News List of Carter 4-Barrel Reference Numbers Carter 4-Barrel Reference Numbers (CFM ratings listed where available) AMERICAN MOTORS 1966 290 Rogue, Rebel Carter AFB 4250 1966 290 Carter AFB 6045 1967 290 Carter AFB 6045 1967 290 American, Classic Carter AFB 4352 . Example 2 3668 is December 31 1968 Chrysler has a scheme that was to be followed however, some suppliers applied the code slightly different. ); the number is the last digit in the year; the 3rd and 4th letters (before the dash) represent the vehicle model (VF=Lincoln); and the letter or letters after the dash are a modifier which distinguishes the exact application. 9626 625 cfm. Original 1967 Chrysler Carter AFB Carburetor 4299S F7 Date Code OEM Mopar Part. This carb bears all the right numbers and was manufactured in June of '62 (CF2 date code). At low speeds themetering rodis dropped down into the primary main jets, thus partially closing off the flow of fuel. Enjoy banner ad-free browsing with Hot Rod Forum Plus. If you are interested in doing some more reading, the Books Rochester Carburetors by Doug Roe, and Haynes Rochester Carburetor Manual by Mike Stubblefield and John Haynes areboth very goodtechnical resources for the rebuilding the Quadrajet. It number 7029202 which is off a 69 Camaro 350 300HP auto engine. Some castings will have a 4 17058204 1978 Chevrolet automatic transmission Carburetors I don't know how to decipher the rest of the codes on the carbs. B is for "beautiful" if it is a NOS carb, or B for bad, if it is a used one that has been sitting for years. Stamped numbers on castings. Carter AFB date code deciphering | 348 and 409 Engines Unmolested Never Reconditioned. code is the code that was used by employees at each plant INSTEAD of the The 2-character codes Too little squirt will cause a flat spot or hesitation, too much squirt can cause black smoke and/or sluggish acceleration. original 1968 quadrajets; all 1969 - 1974 quadrajets; and service dated The digit following the number 2 (or 5), will indicate the type of GM car it was originally installed. simply concatenate the 70 to the front of the 5 digit number again making a Quadrajet carburetors built after 1976, use an eight-digit casting number. The only date code on a WCFB is on the tag. Look for 4 numbers followed by a S. Example 3445S. Carter used a few "week" "month" "year" dates in 1961, 1962 and 1963. Carter 4-Barrel Reference Numbers - Hemmings Motor News Home | History | F.A.Q. they first would have a different tag whats the build date of the car 2505s is passenger early and vet 2555s is passenger 2655s is vet late and passenger Reply Save Like I have 3 Carter Quadrajet carbs. Randy Bolig has been working on cars and has been involved in the hobby ever since he bought his first car when he was only 14 years old. The newer stamped carburetors had a decoding and Information, Most Quadra jets are 600-650 CFM heres how to tell if it a 800 Early Rochester fourbarrels were a G series. Sometime after mid-year1968, Rochester moved the partnumber to the flat area near the secondaries, just behind the secondary linkage. Chevrolet Quadrajet carburetors would have a 0, 1, or even a 2. If it has an M before the 4, thats a modified Quadrajet, built starting in 1975. A forum community dedicated to hot rod owners and enthusiasts. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. engine code, which is stamped on the front of the engine. This number often (and just as often Includes theory, diagrams and detailed adjustment procedures. We will. Again, the color was used to minimize mistakes at the assembly plant. code is PROBABLY the last five digits of the part number. As we do not work on the newer carbs, we do not have sufficient books or This new carburetor was blended with what Rochester knew about carburetors, mixed with ideas from other manufacturers, (spread-bore design and vacuum secondaries). We will safeguard your e-mail and only send content you request. Choose Your Quadrajet: Number Identification Guide - Chevy Hardcore Carb date code. carburetors that were originally tagged (see above paragraph) will have a Most Carter carburetors had the number on a tag only. The number 5 designates an emission carburetor from California. Don't know if this will help, but the earliest produced 69 I have seen is the second week of July, 1968. 938sa). Makes sense it was a replacement carb. These will only appear on those carburetors, The Fora platform includes forum software by XenForo. While the 3503s was modified into the 3503sa, there is nothing in the Carter original documentation to indicate that the 3665s was so modified. cm016 Carter AFB Carburetor Manual - carbkitsource.com Understanding Date Codes - MMC Detroit Carter WCFB ID Help | Chevy Tri Five Forum Includes theory, diagrams and complete overhaul procedures. Older YF's had the number stamped on he razorback. Contact Us - DO NOT EMAIL CAR QUESTIONS. Carter AFB Carburetor Identification. CK195 for 1978-1984 Mopar and International. "70" will appear on all late '60's Rochester Carburetors. Any help would be appreciated. article is an attempt to delineate the meanings of some of the codes. Wish Carter were still making them today (yes, Virginia, I know there are clones available, but they aren't the real thing!). 1940 can have either a LIST 3450-1, or Ford number D2FG-AB. Carter Thermoquad Carb Kits, Floats, Manuals - carburetor.ca I think they have a date code separate from the tag attached. The 3 is for 1963 and C is for March. ). Later 1969 quadrajets through 1974 will have the date If the part is a SINGLE part i.e. Beginning in 1980, the first four numbers were changed to "1708," and this number series would continue until the last carburetors were produced in the late 1980s. }. There are various types of date code identification applied to material. Supporting Member 3. Some Either way I get your point. Any part that fit, would be used, even if it wasn't the correct part. Carter carburetor date code info | Hot Rod Forum MOST, but not all, Carter AFB carburetors also have the identification number STAMPED somewhere on the carburetor. the engine down the assembly line would contain these various plant codes for 9750 750 cfmFor Chrysler applications add a 1 to the last number ex. It is extremely doubtful that any of the single, double, or early triple digit tags will appear; as they were produced before 1930 and were constructed of red cardboard. Finding a compatible donor carburetor for your application should be relatively simple. Since there are so many variations of the carburetor and each one has a different factory application, we decided that giving you guys an identification guide would be beneficial for when you are scouring the swap meet or local junkyard for the correct unit for your car. Powered by Invision Community, Just wondering how to read the date code on a Carter four barrel. On ORIGINAL carburetors with the Detailed service manual: Comprehensive factory service information for Carter AFB carburetors used on 1966-1967 Chrylser, 1964-1967 Dodge and 1964-1967 Plymouth. (and there are guys on here that are much more knowledgeable than I am) A temp carb is the way to go. CK146 kit with complete pump assembly for 1975-78 Mopar. Is this so, and if so, how is the date noted and located?
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