Holley date codes

This carburetor was made by Holley , The Holley Broth

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.Holley EFI V5 firmware update for 7" Digital Dash, Version 5.0.7. 7 in. Digital Dash Firmware - V4. Contains the latest V4 553-106 7" Digital Dash Firmware, includes Digital Dash Tuning Software. 7 in. Digital Dash Firmware - V2/V3. Holley EFI V2/V3 7" Digital Dash firmware and instructions. Get help from other Gear Heads!

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Find many great new & used options and get the best deals for Holley Parts Carburetor 3310-1 6R2762 Date Code 2772 No Reserve at the best online prices at eBay! Free shipping for many products!List of all area codes in Holley, NY. Holley, NY area code map, list, and phone lookup. News. Press. ... It has the following active area codes: 585. Holley, NY has the following Exchanges (NXX) NPA NXX Usage Company Name NXX Introduced Date ; 585 : 206 : Landline : Paetec Communications, Inc. - Ny : 01/16/2007 : 585 : 638 : Landline : Verizon ...Guys, I am looking for a correct date coded Holley 4088 for the GTE. I have been offered one with a late October 67 date code, and another with a late March 68 date code. The car is build date April 8 1968 Fortunately, when the original owner replaced the carb (The current carb on the car is a Holley 3310-2), they retained the original metal …C1 & C2 Corvettes - Holley date code make sense? - I've owned mt 67 for several months and am still learning. I've been looking at all the codes and numbers trying to verify what I have. So far everything looks good. I looked at the holley 3810 carb on the car and it looks like the date code is 6O4 which from what ice...Contains the latest V3 touch screen firmware. 3.5 in. Touchscreen Firmware - V4. Contains latest V4 firmware and installation instructions for the 553-108 3.5" Touch Screen. 3.5 in. Touchscreen Firmware - V5. Holley EFI V5 Firmware update for 3.5" TSLCD. 3.5 in. Touchscreen LCD User Manual.A 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 ... Our date code converter is here to help. It supports numerous formats mentioned in our How to Read Expiration Dates article and their variations. Simply enter the code (like 052124 or 13156) into the input below and click the button to see the converted date. Convert. 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 ...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.All Holleys through 1972 had 3-digit date codes (year, month, week of the month); all Holleys after 1972 had 4-digit Julian date codes (day of the year, year). Any Holley on a Corvette with a 4-digit date code is a later Service replacement.Most Quadra jets are 600-650 CFM heres how to tell if it a 800 CFM body. Example: # 7028219. DG 1938. These numbers can be found on the side of the carb main body next to the throttle lever , 1965 to early 1968 was a round disc 1968 and later ones where stamped into the body on quadrajets. If the date code under the number is 4 numbers "1938 ...Find many great new & used options and get the best deals for GM HOLLEY LIST 6773 CARBURETOR DATE CODE 3176 at the best online prices at eBay! Free shipping for many products!This one's date code is 764, which translates to it being manufactured in the sixth month (June), 4th week of 1967. (It doesn't have the center main body that "re-issued" carbs generally have and the date code is far earlier) I don't know that Holley stamped past date codes that early onto re-issue carburetor air horns either.All Holley power valves are stamped on the side or, as in this case, the metal reinforcement near the center. You can see an "8" and a "5" making this an 8.5"Hg power valve. The stamps on the top are date codes. The range for standard Holley valves is from 2.5 to 10.5 "Hg (inches of Mercury).Jul 1, 2011 ... Below the Holley list number is the three-digit date code, which can be deciphered as follows: The first number designates the year of ...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?Unreal. 7608 posts · Joined 2001. #2 · Dec 1, 2003. IFor more information you can fill out a Techn 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. ... ECU -> Date Code:20160317 ECU Firmware Version: 1.1.17from Parry Sound Ontario Canada. 1963 8 406 Holley 4160 2652 1 C3AE-C 998. Although the build date of your carb is 1964 "probably over counter Ford replacement" I would sell it to a collector and buy a "NEW" Holley with the cash! Holley date codes that old use the first number as the year "4",second number as the month "September" and the last ... Moving on, 0798 is our date code; Holley used a three d Holley EFI V5 firmware update for 7" Digital Dash, Version 5.0.7. 7 in. Digital Dash Firmware - V4. Contains the latest V4 553-106 7" Digital Dash Firmware, includes Digital Dash Tuning Software. 7 in. Digital Dash Firmware - V2/V3. Holley EFI V2/V3 7" Digital Dash firmware and instructions. Get help from other Gear Heads!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. model 885 - number on plate, mounted on a

The top of the stamp shows the GM part number 3886101E1, the midportion is the Holley list number, 3247. The DATE CODE which you are asking about is the bottom area, on mine it is 612. If yours has a 4 digit stamp there, it is not original, it is a service replacement built later. The 3 digit code as in my 1966 Holley identifies 6 (the year ...The Holley power valve identification is rated according to their opening ratings. For identifying power valves, the intake manifold vacuum for the carbureted engine blocks is expressed in inches of mercury ("Hg). Every power valve is identified by ratings ranging from 2.5 to 10.5" Hg.The date code label is on a label located on either the top of the battery or the back side of the battery. The code on the top is 12 digits with the last 4 representing the month and year. In the example below 0220 means February 2020. The code on the back is one letter, followed by one number. The letter is code for the month. The number is ...All Holleys through 1972 had 3-digit date codes (year, month, week of the month); all Holleys after 1972 had 4-digit Julian date codes (day of the year, year). Any Holley on a Corvette with a 4-digit date code is a later Service replacement.

It may not be clear on the handheld but after updating the handheld firmware, turn off the ignition, wait a few seconds, and then turn it on again to proceed with the Sniper ECU firmware. 5) The Sniper and/or handheld are expecting the new firmware to be in a specific location/file folder.Using the MSD Pro 600 CDI with Holley EFI. How to install the easy to use Sniper EFI Hyper Spark Ignition System. Universal Wire Set Installation Instructions. Import Vehicles. MSD Troubleshooting Techniques. Magnetic Pickup in the distributor. Tachometer Operation. Engine Run On. Modifying AMC oiling for performance.Hello all, I have a holley 3139 carb , from what I found so far, it seems to be a 65-66 396 carb. It has the 3874898 ER on the top, list 3139-1, and the date code of 5A5.…

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Hello all, I have a holley 3139 carb , from what I found so far, it seems to be a 65-66 396 carb. It has the 3874898 ER on the top, list 3139-1, and the date code of 5A5.Holley 3837 Chevelle SS Carburetor 1967 396 date code 6A3. The number above that in the picture is the General Motors id number 3908957-EJ. This Carburetor has the original Holley color. All of the steel hardware has the original factory plating. Very hard to find with this late 1966 date code for a 1967 car.1. Date codes on Parker Pens. Updated Oct 2011. In mid 1934 Parker began marking most pens and pencils with a date code, both the barrel and the nibs were marked, but lacking a date code doesn't necessarily mean that the pen was made pre-1935, since many imprints have been worn off with use. The first date codes, found for example on the Vacumatics, consists of two digits, the first one ...

Definitely a 1970 engine. Look at the actual date code on the other side of the block. It will have the day/month/yr on it. Plus the pad under the passenger side motor mount will have a VIN#. Yea these numbers were on the driver side. I will check those other places tomorrow.Emission Code, 3. Finish, Gold Dichromate. Fuel, Gasoline. Fuel Inlet, Dual. Marine ... Stay up to date with the latest releases, events, promotions and more.JohnZ. 7729 posts · Joined 2000. #2 · Dec 9, 2009. 0090 is the date code - it's the 9th day of 1980, 1990, or 2000. If the bowl screws are hex instead of slotted, it's probably 2000. :beers: JohnZ. CRG. This is an older thread, you may not receive a response, and could be reviving an old thread.

The Holley carb is a 2 barrel 500 cfm 4412-5 with a da JohnZ. 7729 posts · Joined 2000. #2 · Dec 9, 2009. 0090 is the date code - it's the 9th day of 1980, 1990, or 2000. If the bowl screws are hex instead of slotted, it's probably 2000. :beers: JohnZ. CRG. This is an older thread, you may not receive a response, and could be reviving an old thread. 05. There are three different numbers to know on a Holley carb usedHolley Coupon Codes 2023. 16 Verified Coupons - last updated: O Mar 7, 2009 · The carb was installed at the St Louis plant so a typical correct carb would be dated about 2-4 weeks prior to the cars assembly date. Holley date codes went to 4 digit code around 1970 Last edited by Donald #31176; 03-07-2009 at 12:25 PM . Going In-Depth With Holley's Tri-Power 3x2 Intake And Carbu 2702 posts · Joined 2009. #2 · Feb 23, 2012. carb date 0502. according to "holley carb date code". 050 is feb. 2= 1962,, 1972. 1982, 1992. This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.Have a Holley 4555 carb date code 051 off of my 70 LT1 vette that no longer has the original block so this carb needs to go to someone that needs it for a restoration. Carb has all its original parts such as the metering blocks, fuel bowels ect. Date code type Code meaning Example Components typically found with tIs a Holley 3849804 LIST 2818 with date 383 (1963, August 3rdC1 & C2 Corvettes - Holley date code make sense? - I& holley carb date code? Jump to Latest Follow. 2K views 5 replies 4 participants last post by Jim Mac Nov 25, 2021. Jim Mac Discussion starter. 12597 posts … The date code is located on the Left hand side of the p The three or four-digit date code stamped below the casting number identifies when the distributor was produced. For '641/2-'67 FoMoCo distributors, the first number is the year (5 equals 1965 ... Holley Product Registration. Thank you for purchasing product (s) Holley List 2818, 1964 Corvette Carburetor, Hol 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...