Holley date codes.

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?.

Holley date codes. Things To Know About Holley date codes.

Below the list number is a date code that will contain no more than four (4) digits. See Figures below. Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 . 3 ADJUSTMENT SPECIFICATIONS: MODEL 2010 List Number Choke Index Pump Cam Position Dechoke Choke Qualify 82010, 82011, 82012 No. 1 82020, 82021 Index No. 1 .300” .175”-.225 ...Carburetor 2 Barrel for Ford 2150 W/Climate Choke For Many V8 Engines 302 351 US. $103.99. Trending at $106.99. Find many great new & used options and get the best deals for 1979 Ford Truck Holley List 8343 Carburetor Date Code 0029 at the best online prices at eBay! Free shipping for many products!1969 Holley 1050 cfm 3bbl carburetor. This is an original and rare carburetor, apparently Holley manufactured this unit in 1969 for big block applications used by YENKO and Baldwin. New in the box until of recent, previously mounted on a new, pro built 427 and ran flawlessly for less than 450 miles.Unlock the full potential of your Terminator X and Terminator X Max ECU with our free PC software download. Take control of your Fuel Tables, Timing Tables, Idle Control, DBW Control, Boost and Nitrous Control, and much more. Through the advanced tables, you also can add custom sensors such as flex fuel or nitrous bottle pressure. Also included; real …

C1 & C2 Corvettes - WTB Date code Holley for 327 L79 1967 - Hello friends --- need help once more ... I have the whistle back through the carb at idle - goes away on acceleration - happens when motor is at operating temp - 327 L79 67 date code for Feb of 67 Im thinking just to go ahead and buy a replacement (holley)...View a Map of Holley, NY. Holley, NY is a city located in Orleans County, New York and has a land area of 65.08 square miles (168.56 km2). The water area for the city is 0.04 square miles or 0.10 km2. There is one unique zip code in Holley, New York and it is 14470. The area code (s) for Holley is 585.

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 which ...Can someone decipher Holley date codes? rhw. Fuel Injection, Carburetion & Fuel System. 2. 05-16-2007 09:25 PM. Date codes. camperspecial65. 1961 - 1966 F-100 & Larger F-Series Trucks. 2. 06-12-2004 05:54 PM. Back to Subforum. 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks. View Next Unread.

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°.Find many great new & used options and get the best deals for Holley 1850 - 4 Carburetor W/ Date Code 0157 at the best online prices at eBay! Free shipping for many products!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.Determine the model number of a Holley carburetor by locating its list number. This number is stamped on the carburetor and is preceeded by a letter. Look for the list number on th...If you’re a savvy shopper looking to save money on your next pizza order, then you’ve come to the right place. Papa coupon codes are a great way to get discounts and deals on your ...

As for reading date codes on Holley carbs, there are 3 digit dates and 4 digit dates. The 3 digit dates lasted until about 1973. The first digit is the year. 6 = 1966, 0 = 1970. The second digit is the month. 2 = February, 9 = September, 0 (for 10) = October. The last two months used letters, A = November, B = December.

The Holley 3245 carb was only used on the 1966 Chevy II L79. Carbs built for factory install on those cars had 3 digit date codes. In 1973, Holley went to 4 digit Julian calendar date codes. 047 is February. The '6' is not likely 1986 or 1996, so it makes sense it's 1976. I don't believe there's any record of 3245 carbs on any new GM vehicles ...

C3 General - Holley Carb with a date code of 1/14 - Recently purchased a 1969 L46 and getting it ready for the road as it had been sitting for 20 years. Rebuilding the Holley carb that came with the car, assuming it replaced the Rochester at some point long ago. The date code is 1/14 which I can't find any information...Save up to 10% OFF with these current holley coupon code, free holley.com promo code and other discount voucher. There are 11 holley.com coupons available in May 2024. Greenpromocode.com. Stores; ... The code has expired. Check the expiry date of the code, as some of them run for a limited time or expire after a set period.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.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 R3795 LIST 3795 and used on 66-68 Ford . Check here for specific Muscle car Info: Referenced by ; Holley R3795 or LIST 3795 ...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.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: 47050Find many great new & used options and get the best deals for Holley 3139-1 Carburetor 3874898 -ER ..Date Code 142 at the best online prices at eBay! Free shipping for many products!

tech. news. Version 6 of Holley EFI's popular tuning suite has officially been released and with this revision comes a slew of race-focused updates. With a completely new Individual Configuration File (ICF) for drag racing transmission control, as well as a revised nitrous ICF, this update promises to be the best software yet!ZIP Code 14470 is located in the city of Holley, New York and covers 65.075 square miles of land area. ZIP Codes cross county lines, and 14470 is primarily assigned to Orleans County. However, is also covers mailboxes located in Monroe County. According to the 2020 U.S. Census, there are 7,648 people in 3,255 households. Med.Rise INTAKE. Aftermarket replacement. Holley list this carb as "1968 Shelby-American 289 Engine". Ford and Mustang Holley 4150 carburetor. Holley casting numbers decode and identification. Correct list numbers and correct date codes for all holley carburetors. Ford Mustang Galaxie Fairlane Torino Mercury Cougar Cyclone Boss Applications. Date codes on Holley FE Carburetors Date codes on Holley FE Carburetors. my68gt. 109. my68gt. 109. Post Sep 26, 2012 #1 2012-09-26T17:13+00:00. My 68 Mustang GT Fastback (S code) I purchased quite a few years back and recently restored is all original except for the Holley carburetor (appears to be a "period" service replacement). I have begun ...When the code extends to four or five digits, the initial one or two digits denote the year. So, 3156 would be read as June 5, 2023, while 22156 signifies June 5, 2022. To swiftly decode the three digits representing the date, you can refer to this helpful Julian calendar.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 ...

I have one Holley 4346 #3959164 three number date code copo carb, very clean and complete, and a 4346 #3959164 four digit date code, Just the main body.I think the second carb was a service replacement carb for …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.

List 4345. 09-20-2020, 07:09 AM. Just picked up a '69 Cobra with 428 CJ and factory correct Holley C90F-9510-H. List 4345. I can't seem to find this particular carb in the "Holley Numerical Listing" index. I guess what I'm most interested in is the stock vacuum secondary spring color (and other details given in the index).Oct 4, 2023 · The Holley manufacturing date code format is Year, month, week. from my research I discovered the year date is the actual year Holley made the carb. This is based and verified on the very first carbs being produced. The Holley 4053 part number 3923289-DZ began production for the 1968 Z/28, L78, L89, & the L72. Feb 4, 2005 · I have a Holley List# 3310, part# 3878261 EH and date code of 152. This should be for a 65 396 but do not understand date code, If I am reading it right is is 1971, May, 2nd week. Someone give me correct info on this. May 30, 2017 · Holley sells a new, 30cc metal pump arm, spring, bolt, and adjusting nut under PN 20-114 ($13.33 at Summit Racing). At some point in its life, the throttle lever came loose on the throttle shaft. As for reading date codes on Holley carbs, there are 3 digit dates and 4 digit dates. The 3 digit dates lasted until about 1973. The first digit is the year. 6 = 1966, 0 = 1970. The second digit is the month. 2 = February, 9 = September, 0 (for 10) = October. The last two months used letters, A = November, B = December.Place the new carburetor flange gasket, provided with the carburetor, in the proper position on the intake manifold. Place the carburetor on top of the flange gasket on the manifold. Install the hold down nuts and snug down progressively in a "crisscross" pattern (60-80 in./lbs.), as shown in Figure 5. Figure 5.The difference is in the front metering block. I have a '67 4-speed carb on my 390 GTA. It works fine, but I want the correct automatic version as listed in my signature (late '66 or early 1967 Holley LIST 3794 C7OF-9510-B for S code 390 GTA or just the metering block 5230). What is the date code on the automatic carb? WANTED PARTS: ☆ '67 ...

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 ...

Copied from a Holley Rep posting: Let me explain the build date coding a little better. Most of you have nothing to worry about: Date codes marked 0016 – 1986: (built from January 1st of 2006 (001) through the 198th day of 2006 (July 17th) Date codes marked 3345 – 3655 (built from December 1st of 2005 (334th day) through December …

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.What type of carburetor are you looking for? 2-Barrel. 4-Barrel. Gasoline. Methanol. E-85. Automotive. Marine.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.Here is a short list to use as a guide... Holley Carburetor List Numbers. 4144 - 70 center MT N95. 4175 - 70 Front N95. 4365 - 70 Rear N95. 4374 - 70 center MT N95. 4375 - 70 center MT. 4376 - 70 center AT. 4382 - 70 Front.date code that will contain no more than four (4) digits. See Figure 1 below. Figure 1 DISASSEMBLY: Rest the carburetor on a repair stand to avoid damage to the throttle plates during the renew procedures. Use the exploded view, for the model of carburetor you have, as a guide and follow the numerical sequence in general to disassemble unit farfour 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 ofAlthough 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. 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 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.

Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. ... Seems kind of stupid to have errors codes and not have any info available on Holley website or in manual as to what their application is. ... Date code: 20180830 FW Ver: 4.0 build 110 Profile #1 ...327-4. 350-L79. H.D. 3-speed or 4-speed. A total of 116,551 6-cyl engines were installed; 49,608 194cid and 66,943 230cid engines. A total of 330,813 8-cyl engines were installed; 209,338 283cid, 46,230 327cid, and 75,245 396cid engines. There is no breakdown of engine type or size by specific series/model other than 6-cyl. vs. 8-cyl.Apr 6, 2009 · 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 ... I recently bought a used MSD 8546 Pro-Billet distributor. It has a C7 stamped in the body. Is there a way to find out how old it is from this stamping? It also has aluminum spacers that hold the cap down. Which I don't see on the newer version. Thanks, Shane.Instagram:https://instagram. map of idaho fault linesfamily dollar turners fallslivonia familymcdonald's 2504 s orange ave From 1965 through 1972 Holley used the 3 digit date code where the first digit was the year, the second digit was the month, and the third digit was the week. Therefore a date code of 122 would be 1971, February, the second week.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. mr. big net worthus foods chef'store tacoma 1968 Holley 3923289 DZ Stamping Date code "833" (3rd week of March, 1968) 1969 Holley 3959164 GE Stamping Date code "935" (5th week of March, 1969) Chokes To aid in cold starting the engine, all 1967-1969 Camaro carburetors had automatic chokes that were controlled by a thermostatic coil located on the intake manifold or exhaust manifold. The ...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 . javari walker 1 mpfi fuel injection system part numbers 550-903 thru 905, 550-916 thru 918 & 550-926 thru 931 handheld tuning and reference manual - 199r11761The 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 .