Holley carburetor codes. vacuum secondary differences, and sketchy mods you need to avoid. Kit Kit Needle Jet or Plate Block Block Power Valve Nozzle & Seat Size You'll learn the key to figuring out exactly what carb you have: the list number. An 850 cfm "double Carburetor Holley Holley carburetors have been used on high performace engines since the early '60's. When reassembling the carburetor use the adjustment specifications list to make the necessary adj tments for the list number of your carburetor. Thanks Greg Return to top VW Bug Beetle Carburetor Synchronizer Carb Sync Tool Ac000130 Dual Carbs 1552 Dual Feed Fuel Line For Holley Carburetor 4150 Double Pumper 3/8" Hose SBC 1932 Edelbrock to Quadrajet Carburetor Adapter Kit Dura Carb Synchronization Tool Ac000130b Weber 92323705 Carburetor Choke Thermostat Holley 45-258 Carburetor Mounting Gasket Step 2 Locate the Holley model number. Here are all the numbers on the choke horn: 3923289-DZ LIST-4053 0523 Correct or service replacement? The List number for a Model 2010, 2300, 4010, 4011, 4150, 4160, 4165 or 4175 carburetor can be found on the right side of the choke air horn. NUMBER MAY ALSO BE FOUND ON TAG AS SHOWN HERE MODEL 1909 PART NUMBER STAMPED ON THROTTLE BODY FLANGE OR ON LARGE FLAT AREA OF CARBURETOR BOWL HDL-LEY ON MODELS AAI AND 2110 NUMBER IS STAMPED ON TAG. Also, any About this item Manufacturer Part Number: 0-80319, Brand: Holley, Barrel Count: 4 Holley Carburetors For 850 Holley Marine 4 Barrel List 80383 600 CFM Carburetor Allstate Carburetor 600 CFM Carb 351W New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). ate gaskets or parts, compare with old pieces. Primary & Primary Secondary Primary Secondary Primary Carburetor Model CFM Renew Trick Secondary Main Main Jet Metering Metering Primary Discharge Part No. If memory serves me correctly Holley carbs have a LIST number, a GM part number, a date code, and maybe one other number (?). Jan 15, 2014 · Holley started using four digit date codes in 1973 – three digit before that. Factory Correct Resto - Holley Carb Date Code Question - My reference book is out on loan to a friend. (ON NEW UNITS THE NUMBER IS STAMPED ON FLOAT BOWL. Correct for Dodge Dart, Polara, Coronet, Monaco, Challenger. 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 and application code. Holley Carburetor Numerical Listings Carb. Aluminum HP Main Body Carburetor Upgrade Kit650 CFMFactory Pre-Calibrated Includes Main Body GasketsPolished Finish This Main Body Converts The Following Double Pumper Carburetors To An HP Series Carburetor: 0-4777C 0-4777S 0-4777SA 0-76650 0-76651. Holley Carb Identification 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. Click here to learn more! Mar 2, 2019 · 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. A friend of mine has a Holley 3997788 6238-1. Locate the lone four-digit code. Estimated delivery dates - opens in a new window or tab include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. The mechanical secondary carburetor is best on a lighter car with radical camshaft and a lower gear and manual transmission or on a car that is going to be used for racing purposes. This carburetor work stand features an open center and makes working on your carburetor much easier. Many folks buy a used carburetor at a swap meet or from an ad and find out that it wasn't what they thought they were buying. with factory 4150 Holley carburetor. Jun 1, 2022 · For the most part if it is a factory carb it’ll have a manufacturer part number. I have an 850 cfm carb with the numbers 3955205 List-4296 Date code 163. Genuine Holley pin mounting bracket! Note: Genuine Holley cabinet & extra gold nuts. Figure 1 Figure 2 Figure 3 MODEL 885 - NUMBER ON PLATE, MOUNTED ON AIR HORN BODY. Would this carb be for something special? Thanks Rob Older carburetors have a three-digit code, while carbs made after 1972 used a four-digit code. Ford part numbers are fairly simple to understand. Home / Support / Resources AEM Software Downloads Carburetors Diablosport Engine Swaps Exhaust Fuel Injection Fuel Pumps Hans Devices Hilborn Ignition Manifolds Nitrous Oxide Systems Plumbing Racepak Simpson Instructions Superchargers Superchips SuperTuners Tech Tips Transmission and Drivetrain Holley 780 CFM Carburetor List 3310-1 Series 4150 Date Code 0963 Performance partsagain (1684) 99. Jun 29, 2022 · The code numbers of a Holley carburetor are usually located on the side of the air horn. For instance, a Holley stamped "0921" is a service replacement made on the 92nd day of 1971, almost two years before the 4-digit code was used on production carburetors. Knowing how to identify a Holley carburetor will help you get the right one for your vehicle and your performance goals. The 1207 should be the build date, but I can't find any info to tell me how to read the number. Since this instruction sheet cannot contain all the pertinent information required to rebuild your carburetor, Holley recommends the HOLLEY - REBUILDING AN i came across a holley app being 1966 chevelle 396/impala 427 ? 3885067-ee list 3246 054 date code most carbs have a 4 digit code can anyone fill me in on this 3 digit code thanks jeff stealy 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. Their modular design, inclorporating a metering block for the jets and power vales, made it easy for anyone to rebuild their carburetor. Use the exploded view that applies to your model of carburetor in this manual as a guide, and follow the numerical sequence in general to disassemble the unit far enough to permit cleaning and inspection. That will be on the top line. Carburetor identification locations for Carter, Holley, Autolite, Motorcraft, Rochester, Marvel Schebler & Zenith. Below the list number is a date code that will contain no more than four (4) digits. Understanding Holley Carburetor Models Holley carburetors come in a variety of models and designs. Delivery times may vary, especially during peak periods. I have just been handed a rebuilt Holley #80457-1 and it also has a number 1207 underneath. It's like a "VIN" for your carburetor and should be hand-stamped on the front of the choke tower to the right of the vent tube on most typical Holley carbs. ) MODEL 4000 LIST NUMBER For sale is a Holley four barrel carburetor list 4367-1. The numbers show it's a 1972 Z/28 with auto trans carb. Carburetor Recommendations Calculate Your Engines Recommended CFM Convert Liters to CID Carb Identification ID your carb with Pictures / And where to find carb numbers Q & A Answers for common questions Carburetor Trouble Shooting Help with carburetor problems Carburetor Adjustments Basic Idle Mixture Adjustments There are several different Holley carb models, and they all have their own specs and strengths. The date codes on factory Holley carbs were 3-digits up to 1973, and 4 digits thereafter. The list number typically is four to six digits long and may or may not have a suffix number behind it. ON MODEL 852 NUMBER APPEARS ON PLATE MOUNTED ON AIR HORN BODY. May work, should best be considered a great candidate for a rebuild. The air horn of the carb will be stamped with several numbers, including the Holley list number, the Chevrolet part number, and usually a letter indicating Have a guy trying to sell me an original Holley DZ carb but I'm not sure the date code is correct. The List number for a Model 2010, 2300, 4010, 4011, 4150, 4160, 4165, or 4175 carburetor can be found on the right side of choke air horn. Ford carbs are included in these photos. The Holley model number is present along with the auto maker part number, if factory-issued, a date and application code. The 3 digit format was year-month-week, and the 4 digits were julian date (day 001 to 365 of the year) and last digit of year (doesn't clarify which decade though). This will hold your carb up off the workbench area. To where linkages and butterflies work freely. As I recall the date code is 3 digits, ABC, where A is the last digit of the year, B is 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. Jan 9, 2020 · Hopefully, this guide will direct you in the right direction and offer you some insight on how to identify an older carburetor and locate potential service parts. The link below shows how to interpret the codes but just know that there weren’t any four digit codes before ’73. The List number for the 4500 can be found on the top of the main body casting. The three digit date code is broken down with the first number being the year of manufacture, the second number (or letter) being the month of manufacture (1 through 0 for January through Almost everybody has a Holley carb but not everyone know how to tune them we show you how and help you learn the science and basics of carburetors. You can always call Holley’s tech hotline and ask a Holley technician to help decipher the date code, but remember, this number doesn’t have any particular use for you, so you really don’t need to worry about it. See Figures below. There is a nomenclature list for each model of carburetor. NOS OEM Ford Holley carburetor dashpot. The list numbers are grouped by model number. Holley 4 Barrel Carburater Information List Numbers and Stock Jetting One of the things we noticed over the years is the lack of information concerning Holley List numbers and the specifications for individual carburetors and their stock jetting. Holley carburetors: Identification, mechanical vs. Car Craft Magazine. I am re-posting as a stand-alone post and new subject line that will hopefully help with future searches. Fits 1968/69 Shelby GT 428 CJ & 390GT Ford engines. 7% positive Holley Carburetor Numerical Listing Holley's rebuild kit selector tool changes everything – just enter your carb lot number here and you're on your way! And have you ever tried to determine exactly what carburetor you had but had no idea how to do it? This short, informative video should answer any other questions you have. Hence a 3310-4 would probably have a date code in the 1980s. The date code is a four digit code (1354) so it's a replacement carb from what I've researched and the "4" is the year of manufacture. Is there a way to tell what year? 74? 84? etc. After determining the carburetor is a Holley, look for the code numbers, usually located on the side of the air horn. No. 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 surface of the air horn. The List number for the 4500 and Dominator carburetors can be found on the top of the main body casting. 70 Chrylser Mopar Products with 383 cid V8 engine. iatrm, 6bp5, czkl, s6vore, cqn6, yqkrki, g8fbvm, 2tkv, dfp4x, sfczg2,