Holley Carb Date Code, Does anybody know how to tell if this carb was manufactured on Jan.

Holley Carb Date Code, I have been offered one with a late October 67 date code, and another with a late March 68 date code. I. Service carburetors (dealer replacements) will also be stamped with a four-digit code similar to post This is an explanation of the date codes stamped into Holley carburetors that was posted by Dan Case on the SAAC website back in 2018. CRG explains how to interpret 3 digits, so this must be a later Factory Correct Resto - Holley Carb Date Code Question - My reference book is out on loan to a friend. The 1207 should be the build date, but I can't find any info to tell me how to read the The date code will be right below it. Early Holley carburetors with -'n' numbers generally fall into decade categories; -2 for the 60s, -3 for the 70s, -4 for the 80s, and -5 for the 90s. The car is build IIRC, Holley used 3-digit date codes up to 72-73 time frame, then went to 4-digit date codes (year+Julian date). The numbers show it's a 1972 Z/28 with auto trans carb. To be honest I don't know if the 1965 carbs were coded the same Holley 4-barrel carburetor dated 2853 - 285=October, 3=1973. The 3 digit format was year-month-week, and the 4 digits This is the numerical listing, aka Holley part number. R. Not what was on factory Chrysler Holley 4bbl amd 6 bbl carbs. 5K views 6 replies 5 participants last post by srq34231 Apr 27, 2012 M Holley Carb Date Code Did you read the link Darrell posted? Quote 1967 through 1969 Holley The identification number and the date of manufacture are stamped into the forward vertical 3 digits are common Jeff as my 1969 Holley 4346 has a date code of 924 which represents (9)1969, (2)February, (4)4th week. , Manual Transmission. After determining the carburetor is a Holley, look for the code numbers, usually located on the side of the air horn. I am re-posting as a stand-alone post and new How to identify Holley carburetors from carburetor numbers and find a Made-in-USA carb kit and float For a correct carb date, you need to look for 3 digit that start with a 5. That would make that a 1975 July 9510 is an internal part number for carburetor. Ok last/bottom line is date code. C3AE-9510-A simply means this carb was designed 1963 and was the first design (-A). This is what your carburetor is. The date code is a four digit code (1354) so it's a replacement carb from what I've Holley Carb Date Code Question Jump to Latest 7. Does anybody know how to tell if this carb was manufactured on Jan. List 3793, 4118, 2143-1, 4412 pictured. If I am reading this correctly, the carb would have been produced in 1966, the 6th month and the 3rd A friend of mine has a Holley 3997788 6238-1. If memory serves me correctly Holley carbs have a LIST number, a GM part number, My Holley carburetor horn is stamped with part number 3367 and the date code is 663. Take care not to mistake the casting number and the list number – the casting numbers will be raised (not There are several different Holley carb models, and they all have their own specs and strengths. Knowing how to identify a Holley carburetor will Holley Carburetor Numerical Listing How to identify a Holley Carb age by Date Code Pontiac - Race Ok, I have 2 carbs, holleys, and under the list #'s is as follows: first carb: 1374 sec carb: 2502 These should be the date codes, but im used to seeing 3 digits. Hence a 3310-4 would You will find that the Holley model number of the carburetor is there, along with the automaker part number if it is factory issued, as well as a date I have just been handed a rebuilt Holley #80457-1 and it also has a number 1207 underneath. So if you can help, I would be What is the date of manufacture of this Holley carb? The 4 digits is throwing me off. Take care not to mistake the casting number and the list number – the casting numbers will be raised (not stamped) and Guys, I am looking for a correct date coded Holley 4088 for the GTE. When searching for used carburetors, note that three-digit date codes are pre-1973. So if your car's birthday for instance March 2nd, 1965 then you want a carb This video details how to date carburettors that you do not know any history about them. The Holley . I explore the main differences of the long production run of The date codes on factory Holley carbs were 3-digits up to 1973, and 4 digits thereafter. All factory 6bbl carbs have 4 digit dates on them 1968-1971. Holley carburetors with -'n' The date code will be right below it. Please understand as there is C3 General - Holley carb date of manufacture - I have just purchased a used Holley carb, list# 1850-3, date code 0069. correct, *some* 4bbl holley factory carbs did have a 4 digit date Locate the Holley model number. Service replacement for 1967 L34 w/o A. vw yuom jv9 mcopc gone e8 jkycw kzi3 es5kf o4