Holley date codes.

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 week . Last edited by Velox; 08-28-2019 at 09:37 PM. Reply Like 08-28-2019, 09:52 PM ...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.Doug, In most cases, the carb on the original z s i've seen is dated 2-3 weeks before the build date of the car, not the engine, since the carb was installed at the time of engine installation into the body, as were many of the components on the engine. i would use a mid-late Jan. carb.This carburetor was made by Holley , The Holley Brothers Company was started in 1905 in Detroit Michigan then became the Holley Carburetor Co . It is a H4-4150 . This carburetor has a part number of R4296 LIST 4296 and used on 850 CFM . Check here for specific Muscle car Info. Referenced by ; Holley R4296 or LIST 4296.

What type of carburetor are you looking for? 2-Barrel. 4-Barrel. Gasoline. Methanol. E-85. Automotive. Marine.Most batteries have expiration date codes, indicated by stamps on either the battery itself or on the packaging. Expiration dates differ from the date of manufacture, so users must...

Holley’s reproduction units are extremely close to the original units and each still look like a 4150 Holley carb cut in half. Holley’s 500 cfm carb list number 0-4365-1 is the two “Outboard” Six Pack Carburetors that Originally came on 1969-70 Chrysler 440ci 390hp Engines. The original castings had the OE part number 3462373.Online dating can be a tricky world to navigate. Learn about online dating, including how to make a good profile and how to meet potential dates. Advertisement ­One of the basic hu...

Holley Technical Support 1801 Russellville Road Bowling Green, KY 42101 Phone: 270-781-9741 www.holley.com . Title // Author: IT DEPT Created Date:It originally came on a 1965 Z16 Chevelle. It was made the first week of May in 1970. A foreign car bought is an American job lost! Correct, this is for a used Holley carburetor List 3310. It has the GM part number on it of 3878261 EH which is correct for the 1965 Chevelle Z-16 with the 396 engine. However the date code on the carb is 051 …from 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 ...Dominator EFI Tuning & Tech. May God's grace bless you in the Lord Jesus Christ. '92 Ford Mustang GT: 385"/6.3L SBF, Dart SHP 8.2 block, Eagle 3.470" forged steel crankshaft & H-beam rods, Wiseco 4.200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration/.623" lift/114° LSA H/R camshaft, Trick Flow R-Series FTI Comp Ported ...

The Date Code begins with a letter designating the month the manifold was cast. A = January B= February and so on. The middle numbers designate the date and the Last number the year. ... I have a 1966 396 360 HP L 34 4 Spd. that came with a holley intake 3866948 how can this be 2 different manifolds with the same part # Leave a Reply Cancel reply.

14 Mar 2018 ... just an idea on how a 3310 or 3310-1 holley is nothing like a 3310-2 through 3310-11.

Bob Gaines and I were discussing date codes on BJ BK carbs for 67 GT500s. Bob feels and I agree that the carb dates are usually around three months prior to the engine assembly date. So I am curious if any of you guys with 67 GT500s built at Ford in the month of January 67 can tell me what your carb dates are if you know the carbs are original ... Decoding Ford Carburetor date codes . Autolite carburetor use a 3 or 4 digit date code system. Starts with the year on left, a letter in the middle for the month and a 1 or 2 digit number on the right depicting the day of manufacture. this tag is typical of an Autolite 4300 carburetor, C8ZF-A with date code 8B13. The Holley 2300 carburetor was widely used in the 60s and 70s across several manufacturers. While 2-barrels were traditionally found under the hood of more economical cars, the Sniper 2300 can support up to 350 horsepower and 14.7 psi of boost while the Super Sniper 2300 can handle up to 650 hp and 21.5 psi of boost.The Holley 2300 carburetor was widely used in the 60s and 70s across several manufacturers. While 2-barrels were traditionally found under the hood of more economical cars, the Sniper 2300 can support up to 350 horsepower and 14.7 psi of boost while the Super Sniper 2300 can handle up to 650 hp and 21.5 psi of boost.The Holley EFI 6.86" Pro Dash is customizable with a variety of gauge and indicator screens that can be ... GPS lock and to keep the current date and time. "Clean" = a connection that does not share the same connections as "dirty" sources such as coils, a starter, solenoids, fans, etc., that have a lot of electrical noise or solenoid ...01-14-2015, 09:52 PM. There are no visual indicators without a laptop or a Holley Digital Dash. If certain sensors failed it would just run like crap, others it may not run at all, and some would make little to no difference if the tune was spot on. You can create a warning output that can be triggered by numerous things.

The stamped 'code' is in the format 'ccc-nnne' where ccc is a one, two, or three digit code representing the company for which the carburetor was produced (ie 2=Ford, 4=Chrysler, 7=Buick, etc.); nnn is a one, two, or three digit number representing the next sequential number of carburetor sold to the company in 'ccc'; and e is a ...Analysts' evaluations of 12-month price targets offer additional insights, showcasing an average target of $8.5, with a high estimate of $12.00 and a low estimate of $5.00. Surpassing the previous ...Holley EFI 686in Pro Dash. Pro Dash CAN IO Setup Overview. Contains firmware update information for both 12.3" and 6.86" Holley EFI Pro Dash products. Updated - 2021-10-12. Pro Dash Firmware V6 Build 260. Pro Dash Firmware for Sniper, Terminator X, and Holley EFI for 12.3" and 6.86" Dashses. Get help from other Gear Heads!C1 & C2 Corvettes - Holley 3810 date codes????? - I have two Holley carbs. both numbered 3906631-DA list 3810. But the date codes are 943 and 984. I checked all of my books and only the 67 corvette is listed using this number, does anyone have info. on other Chevrolet applications using these numbers?.Vintage 1969 Holley 4604-S 3-BBL Carburetor Date Code 982 Yenko Baldwin 427. VintageParts NOS and Used. (5013) 100% positive. Seller's other items. Contact seller. US $99.99. 0 bids.

On the center carb the date code is located on the rear, left of the air horn close to the top. On the outboard, front and rear carbs, the carb date can be found on the rear, left of the main body close to the top. Carb Date Numbers. The Six Pack Holley date code consists of four numbers. The carb date does not go by the Chrysler 10,000 day ...

This carburetor was made by Holley , The Holley Brothers Company was started in 1905 in Detroit Michigan then became the Holley Carburetor Co . It is a H4-4160 . This carburetor has a part number of R6830 LIST 6830 and used on 73-74 Ford trk . Check here for specific Muscle car Info: Referenced by ; Holley R6830 or LIST 6830 ...#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 …Apr 2, 2014 · I have a question about the date coding on a Holley 600 cfm carburetor - C8OF-9510-D. Would a date code of 7B4 be correct for a 1968 Cougar XR7 GT produced on 12/19/1967? I understand that 7B4 means the 4th week of December 1967. Logic seems to indicate that the 19th would be the 3rd week of December using Sunday as the first day of a week in the count. Thanks! Steve 4478 posts · Joined 2000. #2 · Apr 6, 2009. 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. To be honest I don't know if the 1965 carbs were coded the same as the 1969's. One might think it could be a 1970 carb from the fourth week of May (if you followed the same ...Vintage 1969 Holley 4604-S 3-BBL Carburetor Date Code 982 Yenko Baldwin 427. VintageParts NOS and Used. (5013) 100% positive. Seller's other items. Contact seller. US $99.99. 0 bids.DaleM. 15636 posts · Joined 1998. #2 · Feb 4, 2006. The number after the 3310- are revisions but I'm only aware of up to -4, not -11. The -1 was a rated at 780 and was a model 4150 while the -2, -3, & -4 were rated at 750 and were 4160 models. Date code looks to be January 10, 19x5 or 2005. Holley date codes are the 1st three …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 …06-10-2021, 09:00 PM. Very much agreed. I'd love for Holley to develop a software/hardware process that would allow Sniper users to add inputs for stuff that's actually important (and helpful for troubleshooting) such as fuel pressure, oil pressure, oil temperature, etc. I'd pay for this capability. 1987 IROC-Z Camaro.

Dec 10, 2008 · 183 posts · Joined 2007. #2 · Dec 11, 2008. The Holley Illustrated Parts & Specs Manual states thus: LIST-3418-1A (1AAS) IS an OEM Holley carb, listed for 1966/1967 Corvette 427 engine, 425 horsepower, looks like the real deal. The LIST-3418 carb, NO suffix, is the came carb, listed for 1966 Corvette 427/425 only, probably the earlier carb ...

The Holley code tells when it was actually cast. It is common that a 1963 design has a casting date of 1968. This is the numerical listing, aka Holley part number. This is what your carburetor is. List 3793, 4118, 2143-1, 4412 pictured. Ok last/bottom line is date code. Early versions had a three digit code.

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. …Video. Sniper EFI Videos. Someday you may need to take a data log from your Sniper EFI system. Today I'm going to discuss two different ways you can take a data log using your 3.5" LCD and the Sniper PC software. How to open them using the Sniper software and how to e-mail them to somebody for review. author.Ford and Mustang bellhousings flywheels. 427 Tunel Port, 427 Cammer SOHC, Mustang Boss 429 BOSS 351 and BOSS 302 parts ID decode and date code decoding Shelby Ford Mustang 289 302 351 390 406 427 428 429, K code hipo, cobra jet, Boss, Intake manifold, Exhaust manifolds valve covers gaskets, classic race vintage images pictures.C1 & C2 Corvettes - Holley 2818 Date Code - I have two questions here. I'm found a Holley 2818 carb dated 4B3 for my 65 327/350 that has a F1215HT pad stamp. First, when a week number is determined, does it matter if it is a full or partial week? Looking at the December 1964 calendar below, is it safe to assume that...Holley date code question. Is the date code 0953 correct for 1967? aka HurdRep, Denver Dave and keeper of various 55 and 57 Chevys, , 67SS396 Convertible, , 40 Ford, 51 Mercury and a real 32 Ford three window coupe, for balance. 095=day of year. 3=Final digit in year manufactured.For the Carb be careful of people selling a 4 digit date code as original as the are not. It is not just the carb center housing numbers also the primary bowl # stamped 6333 secondary 4519 look for any indication of grind out and re-stamp which is done a lot on the 4555 number. The numbers on the 4555 should look very close to this.that these are the same harnesses used for Holley Dominator and Terminator X Max ECUs): 558-405 - GM 4L60/70/80E . 558-455 - 2009+ GM 4L60E* 558-470 - 1998+ Ford 4R70W/4R75W . 558-471 - 1992-1997 Ford AODE/4R70W . 2 * The "2009+" 4L60E specifically applies to OEM/factory original applications. When dealing with a GM Performance ...Jun 26, 2023 · On the center carb the date code is located on the rear, left of the air horn close to the top. On the outboard, front and rear carbs, the carb date can be found on the rear, left of the main body close to the top. Carb Date Numbers. The Six Pack Holley date code consists of four numbers. The carb date does not go by the Chrysler 10,000 day ... The carb is a 4053 but is date coded to June 2, 1969. The carb need to be gone through and replated. Is the carbs date close enough to the build date of the car (and engine) to be considered normative practice or do I need to commence hunting for a later dated carb for the car to be "correct"? That date is fine for your car.The 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 ...Steve R. 6267 posts · Joined 2000. #3 · Nov 29, 2013. The 1908 directly under the list number is the date of manufactur. Holley uses the jullien date code, 1908 corresponds to the 190th day of a year ending in 8. After every major design change Holley changes the number after the dash (-), hence this carb was manufactured after their 7th ...

A date code should appear below the list number. Older carburetors have a three-digit code, while carbs made after 1972 used a four-digit code. 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 ...I'm trying to document the date code & part numbers for a Holley that The Old Cars Manual Project lists as being original for the 430 engine. Numbers stamped into the choke horn as follows: 5752426 List 1850 062 I have been told that this can't be a 1960 carb because the date code is on the driver side with the other numbers. I don't know of ...One is list 3310 with the original 1965 Chevy part # 3878261-EH though the date code says it's a 1969 replacement for the '65 SS 396/375hp. The other one is list 3310-1 with no other codes. Both are 4150's, 780 cfm, down leg boosters, vacuum secondary's and have been unmolested. They have identical tuning and match Holley's specs.four digit date code is one. Holley went to Julian dates composed of four numbers: the first 3 digits are the day of the year, the fourth digit is the last digit of the year. For instance, a date code of 0311 would mean that it was built on the 31st day of the year (Jan - uary 31st) and the year is either 1971, 1981 or 1991. A date code ofInstagram:https://instagram. jmu flex dollarsvalue of complete set of 1990 topps baseball cardsram 1500 clicking noise when startingfirst church of our lord jesus christ atlanta 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... columbus body works veterans parkwayschreffler funeral homes kankakee il https://www.holley.com/products/fuel_systems/carburetor_components/rebuild_kits/ Are you looking for a rebuild kit, parts, or specifications for your... wingtips lounge photos 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.This is model 4053 dz someone is selling on at e-bay however the date code is 281. I thought the dates went by year/month/week. Can anyone tell me where I can find the info on Holley date codes? ... According to the published info in my books the Holley Carb date code reads Year, Month, Week. Hope this helps. wot. Save Share. Like.