Holley date codes.

Dec 02, 2017 #1. I've got a 3310-2 with a date code of xxx4. I'm assuming 1974 or 1984, but I cannot seem to find any information on what years the "-2" version of the 3310 was in production. Does anyone know when the "-3" carb replaced the "-2"? Just curious. tuner. 2,111 70. Site Admin. Dec 02, 2017 #2.Date code on this Holley 2818. OK, I have read through so many forums filled with contradicting information regarding Holley date codes. So forgive me if I throw my arms up and ask....what is the Julian date on this Holley List 2818-1 dated 554? Thanks Reply Like 04-23-2019, 04:21 PM ...Holley List 3124 GM #3868826-cs Date Code 961 L78 19651/2 425hp 396 Corvette. About this product. About this product. Product Identifiers. Brand. Holley. Manufacturer Part Number. ... item 3 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB WITH PEANUT BOWLS (5B2)SHOW RESTORED 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB …The code numbers of a Holley carburetor are usually located on the side of the air horn. 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.The identification number and the date of manufacture are stamped into the forward vertical surface of the air horn. The three digit date code is broken down with …

It could be 1979, the four digit date code started in the seventies. Usually all the seventies carbs have slotted bowl screws, not the hex that's seen on later Holley's. It is a service carb for the 67 Corvette but correct in every way. I would not worry about it and just use it for yourself.Holley List 3124 GM #3868826-cs Date Code 961 L78 19651/2 425hp 396 Corvette. About this product. About this product. Product Identifiers. Brand. Holley. Manufacturer Part Number. ... item 3 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB WITH PEANUT BOWLS (5B2)SHOW RESTORED 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB …

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by caschnd1 » Tue Jul 26, 2005 3:00 pm. If you figure out what type of transmission case you have (what year ranges it was manufactured) you will be able to determine if J9 means Oct-1939, Oct-1949, or Oct-1959. You many need to look at the kicker cover for clues too, but that only helps if the kicker cover is the original one.Holley 0-80457S 600 CFM Street Warrior Carburetor. $312.00. Trending at $369.99. Find many great new & used options and get the best deals for 1972 Corvette Lt1 Holley 3999263 List 6239 Dated Dec 1971 at the best online prices at eBay! Free shipping for many products!Holley Carburetor Identification Codes. ENGINE . HPKorbi. Nov 30, 2003 #10. 3 digit Ford Holley date codes are YEAR/MONTH/WEEK. With the January month being 1 and 0 being October. Finally A and B for Nov and Dec. There are a few exceptions, some carb models date codes start with A for January ending with M for December. The last digit in the date code is the Week it was manufactured.1702 posts · Joined 2006. #1 · Feb 28, 2009. Have a guy trying to sell me an original Holley DZ carb but I'm not sure the date code is correct. Here are all the numbers on the choke horn: 3923289-DZ. LIST-4053. 0523. Correct or service replacement? '74 with roller 454, TH400 3K stall and Ferd 9 w/ 4.20s".

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#1 · Mar 23, 2015. A friend of mine has a Holley 3997788 6238-1. The numbers show it's a 1972 Z/28 with auto trans carb. 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. Also, any idea of it's value?

Topic: Holley date codes: Fastymz Moderator . Posts: 20708 From: Reno Nv USA M&M#1240 Registered: Apr 2001: posted 06-14-2004 03:21 PM Does anyone know how to read Holleys date codes on the carbs ?-----SCOOP. oddly obsessed with big scoops on little Mustangs. 65 coupe,351w,C4,Big Boss 429 hood scoop,8" 3.40 TracLoc. ...1702 posts · Joined 2006. #1 · Feb 28, 2009. Have a guy trying to sell me an original Holley DZ carb but I'm not sure the date code is correct. Here are all the numbers on the choke horn: 3923289-DZ. LIST-4053. 0523. Correct or service replacement? '74 with roller 454, TH400 3K stall and Ferd 9 w/ 4.20s".Holley 2300 Identification - Where to find the Holley LIST number. The LIST number is used to match the correct carburetor parts. There are a several carburetor kits for the Holley 2300, so it is important to find the carburetor number and matching the carburetor number with one of our kits will insure you get the correct carburetor kit.Most 2300 Holley carburetors had a tag which was ...Holley Carburetor Model 2300-C Instruction Sheet 199R8338 TYPICAL VIEW The exploded view shown is typical of the model carburetor this kit will service. The view may differ slightly from the actual carburetor ... Date: 2-3-11 . Title: Holley Carburetor Model 2300-C Author:Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. Thus, Holley can not guarantee an answer or timing on an answer. ... Date code: 20090101 Firmware version: 0.0 Build 158 profile # 1.

The date code will be right below it. Take care not to mistake the casting number and the list number - the casting numbers will be raised (not stamped) and alphanumeric. Invaluable information about the model, CFM, factory jets, power-valve size, and air bleeds can be discovered just by knowing your list number. ... If you need any Holley, ...C1 & C2 Parts - Holley 427 Carb 504 Date Code - Hello. I recently came across a Holley at my mechanics shop as he was closing down the business. I grabbed it not knowing the history, just thinking I could use it on the next engine build. I got home, and realized after researching it that it came from a 427 Corvette,...If your Holley carb has a FOUR digit date code...that code was ONLY used for aftermarket carbs... The Holley 4-digit date code is based on the Julian callender. …My understanding is that prior to 1973 Holley used 3 digit date codes, after that they were 4 digit. 3 digit codes are year (first digit), month (second digit) then week (third digit). So your 042 date code would be 1970, April, second weekA date code is also cast on the manifold and is usually next to the Casting Number. This code is needed when authenticating a matching number car or truck. ... Holley: Iron Oval port: 390Hp: 3866963: 1965: 396: Holley: Aluminum rectangular port: 375, 425Hp L-37: 3883948: 1966-1968: 396: ... Date & Engine Codes. Chevrolet Big Block Heads ...Holley promo codes, coupons & deals, May 2024. Save BIG w/ (44) Holley verified discount codes & storewide coupon codes. Shoppers saved an average of $13.13 w/ Holley discount codes, 25% off vouchers, free shipping deals. Holley military & senior discounts, student discounts, reseller codes & Holley.com Reddit codes.Now it shows EFI: Ser 69968 in the lower left corner. Everything seems to be correct now, but let me know if it isn't. It went from this: 7" Digital Dash - SW 4.0 build 37 HW rev D2; FW ver: 1.0 build 130. To this: 7" Digital Dash - SW 1.0 build 2 HW rev D2; FW ver: 1.0 build 130. Metro Black & White.

Jan 19, 2017 · 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. The list number typically is four to six digits long and may or may not have a suffix number behind it. The date code will be right below it.

9.5" POWER VALVE ASSEMBLY WITH GASKET FORD 2100 2150 4100 MOTORCRAFT AUTOLITE. $9.99. Trending at $19.98. Find many great new & used options and get the best deals for Holley List 1272 Carburetor Date Code ECZY 4150 Series at the best online prices at eBay! Free shipping for many products!C3 General - Holley carb date of manufacture - I have just purchased a used Holley carb, list# 1850-3, date code 0069. Does anybody know how to tell if this carb was manufactured on Jan. 6, 1969, 1979, 1989, 1999, or 2009? (I'm kinda being a wise-ass here, I'm pretty sure the carb was not made in 1969) I can't find...Date codes are found on the carburetor air horn. Expect to see three lines stamped in factory installed and service replacement Holley carburetors-Ford part number, Holley List number, and the ...The numbers stamped into the choke tower are as follows: 3849804 List 2818 302. The 3849804 is the GM part number. The List 2818 is the Holley number and the 302 is the date code. The Holley List 2818 carburetor was used by GM on 1964 Corvettes with the 327/365HP engine. The 302 date decodes as the 2nd week of October, 1963.15 Apr 2013 ... there will be the number 3447SA and next to that or below that stamping there will be a date code stamped on the same ear. For example a carb ...Emission Code, 3. Finish, Gold Dichromate. Fuel, Gasoline. Fuel Inlet, Dual. Marine ... Stay up to date with the latest releases, events, promotions and more.Significant new changes means something is wrong. • Check the fuel pressure and fuel system components for leaks and restrictions (wiring, plumbing & venting). • Use the appropriate amount of timing advance at idle. Stock cam - 20°, performance cam - 25°, radical cam - 30°.It will be like a 10 digit code with all the numbers meaning something but the date is the first thing indicated. 1982 GT. 351w (.060), ported & polished heads with 1.94/1.60 valves, 10.3 comp, stealth intake, 274XE cam, Holley 750 dp, Mallory dist., shorty headers, flowmasters, 4:10 gear, c-4 with 3700 stall converter, subframes, electric fan.

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2300-EG Diagram. 2380-EG Diagram. Holley 5200 5210 5220 6500 6510 6520. Parts Page. Diagram. Holley 2280 6280. Parts Page. Diagram. Holley 4150 4160 4165 4175 4180 4190.

I found an original Holley 4150 C7OF-9510-B list 3794 for my '67 Cougar GT 390 4V C6. The date code is 605, which translates to 1966, October, 5th week...Shop my Monthly Faves Shop my Amazon Faves. Make up FavsThe Holley 1850-2 is a 600 CFM carburetor model 4160 . The 1536 is the date code and breaks down as a carb built in June of 1976. The 1536 is the date code and breaks down as a carb built in June of 1976.released before the next EFI software release will be put on the Holley.com. Software Feature Updates: • NA . Software Bug Fixes/Updates: • NA . Version 6.0 Build 320 - Initial Release 08/14/2023 Matching Firmware Version - HEFI_06003200.eep (6.0 Build 320) Who should updateHolley Carburetor Identification Codes. ENGINE . HPThe date code consists of four numbers. The carb date does not go by the Chrysler 10,000 day calendar. The first three numbers indicate the day of the year and the fourth number indicates the year. Therefore, a date code of 3619 from a 1970 440 Holley carb indicates the 361st day of the year (December 21st). The 9 indicates the year 1969 ...This is aa Holley vacuum secondary 600 cfm carburetor for early 70's Ford applications as it has the lever for the Ford kickdown on it. The date code is 3151. Looks to be all there other than it does not have an inlet fitting.

Oct 10, 2012 · Holley started using 4-digit date codes in 1973; original '67 carburetors had 3-digit date codes that started with either a "6" (for 1966) or a "7" (for 1967). For 3-digit date codes, the first digit is the year, the second is the month of the year, and the third is the week of the month. 600: 37-119 37-933: 6-506 122-66: 134-9134-128: 125-65 0.025: Plain 108-83-2: 108-89-2 108-90-2: 108-27-2 134-101: 134-105 112-20: 1-1/4 1-5/16: 1-9/16Pre-72 Holley date codes. Jump to Latest Follow 1K views 2 replies 3 participants last post by RixLS6 Jan 31, 2007. C. CT Mark Discussion starter 1331 posts · Joined 2002 Add to quote; Only show this user #1 · Jan 31, 2007. Just trying to get confirmation on something. The ...Holley List 3124 GM #3868826-cs Date Code 961 L78 19651/2 425hp 396 Corvette. About this product. About this product. Product Identifiers. Brand. Holley. Manufacturer Part Number. ... item 3 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB WITH PEANUT BOWLS (5B2)SHOW RESTORED 1965 CORVETTE 396 425 HP 3124 HOLLEY CARB WITH PEANUT BOWLS (5B2)SHOW ...Instagram:https://instagram. beacon lagrange county indiana For a correct carb date, you need to look for 3 digit that start with a 5. So if your car's birthday for instance March 2nd, 1965 then you want a carb dated 531 (5=1965, 3=March, & 1=1st week) or earlier. If you are concerned with NCRS then you look for something up to 6 month earlier than the build date is normally acceptable.Below the Holley list number is the three-digit date code, which can be deciphered as follows: The first number designates the year of manufacture, represented as the last digit of the calendar ... grand teton stoves 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. So if you can help, I would be happy. Thanks. 1374 = 137th day, year ending in 4, like 74, 84, 94. 2502 = 250th day, year ending in 2, like 82, 92 etc.I managed to obtain a copy of a page of the original engineering data sheet from Holley dated November 17, 1964. They were released to manufacturing December 2. Original, S1MS three digit date code carbs like yours are quite rare. It seems there were some date codes produced in greater numbers than others. ncg spartanburg about Date Code: 5J29 - 12V Neg = September 29,1965 Correct for this car Carburetor Holley Carburetor: List# 3367= This is the correct list number for a 1966 327ci 350hp engine. Date Code: 1590 Correct replacement carb for a 350HP 327 built June 8th the 159 day in 1980. Part Number: 3884505 - DA Ink Stamp: 47050 anonib similar List 2818-1 GM # 3849804 Date code 482 (1964, August, second week) I have not altered or attempted to clean this carb. For a Restoration I could do damage. Carb is missing the vacuum secondary actuator, the choke flap, and accelerator arm. I have these parts available off some use older era correct Holley's.Shoppers save an average of 13.6% on purchases with coupons at holley.com, with today's biggest discount being 20% off your purchase. Our most recent Holley promo code was added on Apr 23, 2024. On average, we find a new Holley coupon code every 60 days. Over the past year, we've found an average of 5.0 discount codes per month for Holley. gun show greeley co Holley started using four digit date codes in 1973. So I second what Velox said about the year of manufacture being 1978, 1988, etc. Holley has made special production runs of various carburetors over the years. I have an undated List 3810 that was purchased new in 2006. 14950 northridge drive chantilly va 20151 Bulova date codes: 1924 - 1949 Between 1924 and 1949 Bulova used a date code symbol on their watch movements to indicate the year that movement was assembled. Between the same years many Bulova watch cases also had a serial number that started with the number corresponding to the year of production. The following table will help you date your vintage Bulova watch movement.Date code type Code meaning Example Components typically found with this type of date identification; A: Alpha-numeric 2 digit code: ... master cylinder, power steering gear, windshield wiper motor, Holley carb, Carter carb ID tag, hoses, Radiator, Hood catch , hood latch, emergency brake mechanism: E2: Four digit: Day, Month & Year: 10 9 69 ... instructions form 8958 Holley Carburetors 4 digit Numeric date codes. This sample casting number from a 1970 carburetor with date code 0995 . 09 9 5. Day of the year . 099 = 99th day of the year . 1 to 365 099 5. Year . 5 =5th year. 1975, 1985 or 1995 : More then likely this carburetor was built on the 99th day of 1975 .How to Tune Holley Terminator X for Beginners - Intro to Data Logging- In this video we go over the basic functions with in the data logging portion of the ... pittsfield ma recycling schedule 2023 Milwaukee uses a six-digit code engraved on the battery. The first four digits represent the manufacturing date, while the last two digits represent the year. For example, the code "1234 20" means the battery was manufactured on the 123rd day of 2020. If the code is "0518 18," it means the battery was manufactured on the 5th day of 2018. kaaybraazy Find many great new & used options and get the best deals for HOLLEY carburetor---3878261-EH- list3310 --date code 073 -Chevelle 396 Ho at the best online prices at eBay! Free shipping for many products! playoff bracket last year nfl Sniper - No Data Issue - Need Help. 01-21-2023, 07:52 PM. Hi, JR Hamilton. I have a '68 GTO, Pontiac 461 Stroker engine that was recently build and dynoed by Kauffman Racing. The engine ran with the HyperSpark and 550-510 Sniper on the dyno, and ran great from the builder. After installing the engine, Sniper, HyperSpark, and wiring, in the car ...model 885 - number on plate, mounted on air horn body. number may also be found on tag as shown here model 1909 part number stamped on throttle body flange or pernats meats ixonia How do I read date code on Holley 2818-1. Guys, I have looked on the web to try to read the date code on a 2818-1 carb that I bought for my 65 L79 engine, the numbers below the 2818-1 are "0619" some of the information I have seen give the front number as the year & others give the last number as the year, Thanks in advance for any help. Don.OK, let's start posting numbers on stock holley carbs. If you have the original Mustang/Capri Holley carb in your car, please post the codes from the: 1. blue tag AND 2. from the air horn AND 3. the build date on your car's door tag! Also, if anyone can tell me what the 4 digit number on the air horn means or can shed any light as to how these carbs were put together and their date codes ...Here the numbers from the Airhorn: 3959164-GE. LIST-4346. 262. Thanks, Tony. Once you go RAT, you never go back... TC #1366. '70 Chevelle 427 Stroker Sold.