Holley carb date codes.

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. The List number for the 4500 can be found on the top of the main body casting. Below the list number is a date code that will contain no more than four (4) digits. See Figures below.Originally Posted by mstanton. Both the 2818 and 2818-1 are 4150s part number 3849804 and correct for 64 365s and 65 365s and 350s. The list number changed to the -1 during the summer of 64. Most 64's should be 2818 and most 65s 2818-1. The different date codes are a factory carb, 3 digit, or replacement, 4 digit.The "8" is 1968. The "E"= is the month of the year (A=Jan., B=Feb., C=Mar., D=Apr., E=May). So my date code would translate to May, 1968. Build date for my car is late May, 1968, making a very late year build. There is no knowledge or consistency in determining how soon the new carb could be installed or how long it might have sat on the shelf.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 ...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.

Topic: Holley date codes: Fastymz Moderator . Posts: 20708 ... 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. My Pics. IP: Logged. R&J …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.The format is as follows:YDDDWhere: Y is the last digit of the year. DDD is the day of the year (001 to 365) Decode the year: The last digit of the date code represents the year. For example, if the last digit is "3," the carburetor could have been produced in 1973, 1983, 1993, or 2003. You may need to consider other factors, such as the ...

Note the date code of 072 indicates it is a dealer service part since the date code is 1970, July, 2nd week. Another 3310 Holley (GM number 3878261EH) used on the 1965 396 L72 (Z16) engine. Again a service part with a date code of 142, or 1971, April, 5th week. Holley 3230 4-barrel carburetor dated 502 - 5=1965, 0=October, 2=2nd week.Holley List #9188. Carburator is NOS, like new condition. Never bolted to an engine as far as I know. Holley Mfg Date Code 2350. Designed for Chevrolet 396 CID / 425HP. Holley List #9188. Carburator is NOS, like new condition. ... Holley Carburetors for 750, Holley Carburetors for 600, Holley Carburetors for 850; Additional site navigation ...

Cruise-In VI Veteran. 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?.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.450-LS6 (w/L89) Manual M22. Aluminum Heads/Heavy Duty Clutch. (1) There is some discussion about the 454 being sold with aluminum heads. One very respected source says that according to records at Tonawanda, no 454 engines came with aluminum heads. Their records indicate the L89 option was cancelled (not replaced) with the demise of the L78/L89 ...EC ~ 327-4bbl Spcl High Performance with manual transmission. F ~ Flint, MI. 0224 ~ February 24, 1965. DE ~ 283-2bbl 195hp with Powerglide transmission. F ~ Flint, MI. 0327 ~ March 27, 1965. EC ~ 327-4bbl Spcl High Performance with manual transmission - ironic engine assembly date. F ~ Flint, MI. 0330 ~ March 30, 1965.The best part; Holley's Interactive Carburetor Selector is available online and is free to use as often as one might need. Just go to www.holley.com and look for the animated banner at the top right hand corner of the web page. For more information contact Holley, P.O. Box 10360, Bowling Green, KY. 42102, Telephone 270-782-2900.

Korbi. 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.

Wanting to replace the carburetors with the correct part numbers and dated coded carburetors I was lucky sometime back to have located set with correct part numbers and date codes (222) that preceded the manufacturing date. Having observed many NOS Holley Carburetors from 1959-1970's it was observed that Holley stamped the List Number (Holley ...

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.Holley date code for my holley. Jump to Latest Follow ... The carb has 4780-2 and below that is 0090 on the choke horn. I now the top number is for 800cc double pumper. Do I look anywhere else? The carb has ink number all over it. ... 0090 is the date code - it's the 9th day of 1980, 1990, or 2000. If the bowl screws are hex instead of slotted ...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 …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.Apr 30, 2020 · 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.

Oct 24, 2006 · Well, my car was built 3rd week of September 1969. The carb that is about to go on my car is a late 68 DZ 4053. Do not know the month... WAC. TX. 69 Camaro SS/RS X22 L78, 4spd, Hugger Orange, Houndstooth Interior. 70 Chevelle SS LS5 w/ 77k Original Miles, #'s Matching, Auto, Cowl Hood, Buckets, Tripple Black. Like. i'm trying to date a holley,are the 4 numbers under the list the date code?mine reads-4432-thanks any help bryan dfm. in this thread in this sub-forum in the entire site. Advanced Search Cancel Login / Join. What's New; Forum Listing; ... holley carb. Jump to Latest Follow 1 - 8 of 8 Posts. B ...Mar 25, 2010 ... Holley Motorcraft Carb Identification. Jump ... Have Holley Carb, guy I got it from said it was ... Just picked up a Holley 80457-1/date code 3276.Numbers that are preceded by '6R' or other combinations of numbers and the letter 'R' are casting numbers referring to a particular part of the carburetor and cannot be used to identify the carburetor. click on a link below for kits, floats and other parts listed by carburetor number. Holley List Numbers. R-120 to R-1324; R-1343 to R-2345; R ...Most 64's should be 2818 and most 65s 2818-1. The different date codes are a factory carb, 3 digit, or replacement, 4 digit. The 3 digit is year, month, week: 302= 63 Oct second week. The four digit is julian date, year. 2828= 282d day of a year that ends in 8. Reply Like. 04-05-2010, 09:40 PM.

Find many great new & used options and get the best deals for Holley 750 CFM Carburetor List 3310-2 Date Code 0939 at the best online prices at eBay! Free shipping for many products! ... Holley 750 CFM Carburetor List 3310-2 Date Code 0939. 4.2 10 product ratings. tinmanparts (218) 100% positive feedback; Price: $28.00

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.Carb date decode. Jump to Latest ... The four digit date codes came in about 1973. Holley has changed their part numbering system at least twice since 1969. The 91, 01, s/r metering blocks usually have two seperate #s stamped on each metering block while the 69 part would have only the numbers 5583 and 4519 stamped on the primary and secondary ...It is authentic for 1969. Because of that date code that is way passed the end of 65-67 GT350 production the desirability is only slightly better (because of MFG differences ) then one of the new re issue carburetors that are available now. Logged. Bob Gaines,Shelby enthusiast, Shelby collector , Shelby concours judge SAAC,MCA,Mid America Shelby.The carb build date codes were the same as the previous two years used on the #3447 carb ears and tags. Most of the production line #3705 carb tags did not have a stamped date code on them, so don't worry if your #3705 carb tags aren't date coded. ... Once they got the Holley carbs working even better than the #3861 Carter the new #3116 Holley ...Holley 4150 Identification. Carburetors are 1st identified by models as (4150). Each model has many part numbers for various engines & applications. It is important to properly identify the carburetor using the LIST number as illustrated before purchasing parts. Most carburetor parts, carburetor kits especially are associated with the LIST ...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. The List number for the 4500 can be found on the top of the main body casting. Below the list number is a date code that will contain no more than four (4) digits. See Figures below.Decoding the Ford Holley date code. Holley Carburetors with 3 digit Numeric date codes. This sample code is from a 1969 BOSS 302 carburetor with date code 951. 9 51. Year. 9 = 1969 . 0 - 9 9 5 1. Month . 5 = May . 1 - 9 = January through September . 0 =October A =November B =December 95 1. Week . 1 = 1st week .Find 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!Her is what is is. 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. Real original GM Holley carburetor. Correct Holley part number 4053 'DZ'. Date code is 942, second week April 1969. Exact fit for all Camaro small block Z/28 models. Would maybe need a rebuild before using.

Holley Performance Rebuilds our OEM/Holley DZ-302 Carburetor. One of the best kept secrets (or worst, depending on who you ask) about Timeless Muscle Magazine, is the rather vast array of classic iron project cars we have in dire need of attention to restore them to their former glory.In addition to our '68 Firebird and '70 Chevelle SS, we also have a '69 Chevy Camaro Z/28 you'll be ...

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 calendar. The first three numbers indicate the day of the year and the fourth number indicates the year. Therefore, a date code of 3649 from a 1970 carb indicates the 364th day of the year (December 24th).

Jul 24, 2010 ... I want to look for an early model holley 4150, that would would have come on a 57 T-Bird. Does anyone know what the list number and date codes ...Below the list number is a 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.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 revision.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. So you should look for the lone four-digit code.4BBL Carburetor for 1904R 1906R Rochester Quadrajet 4MV Chevy 305-350c.i 750CFM. $189.00. Trending at $204.46. Find many great new & used options and get the best deals for Holley 3878261-eh Carburetor1965-1970 Chevelle Others List 3310 Date 0a5 at the best online prices at eBay! Free shipping for many products!Footage taken from Holley Carburetor Installation & Tuning DVD ... Carburetor Installation and Tuning carburetor tuning and ... Bradley Iger. 05/02/2024. tech. LS Fest LS Fest West 2024 LS Fest West. LS Fest West 2024: Dyno Challenge. 05/01/2024. Events. Join the Holley Family. Stay up to date with the latest releases, events, promotions and ...Use on models with automatic transmission, w/o air conditioning, w/o E.C.S. (non emissions package). This is a complete good used original Holley 4 barrel carburetor. Date is 311-9 / 311th day 1969. The plating is decent,all the parts are there,nothing is locked up,or broken, parts move freely. Includes fuel line fitting,and ground wire. 14-30-1.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 …Find Holley Carburetor Numerical Listing Guide and get Free Shipping on Orders Over $109 at Summit Racing! The Holley Carburetor Numerical Listing Guide contains a complete list of all Holley carburetors, including automotive, farm, industrial, and marine, along with their corresponding repair kits. The listing consists of over 3,500 applications covering vehicles from 1957 to the present.Nov 25, 2021 · 3310 was only used as a factory installed carb on the 1965 Z16 Chevelles, as far as I know. So a Dec. 1968 date code would be an over the counter speed part, either from Chev. or from Holley directly.

Buy 1969 Holley Carburetor, 396ci, 780 CFM for only $1,014.99 in our huge selection of parts. Shop restoration car parts and accessories at Rick's Camaro. ... including GM part# and Holley list#. NOService replacement date code. Carbs are not eligible for Volume Discount. The store will not work correctly in the case when cookies are disabled ...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. Reply Like.#1 · Apr 20, 2011. I'm confused with the 3-digit vs. 4-digit date codes on Holley carbs. Is there some way to determine approximately which decade a carb is from besides the …Holley Carb Identification. Holley 1904 1908 1909 1920 1960 1940 1945 AA AA-1 2100 2209 2210 2300 5200 4000 4150 4160 4180 4165 4175. Holley 1909. Parts Page.Instagram:https://instagram. 15th wish codeturn around and say i'm the worst thing morgan wallenitalian symbol for family tattoowalgreens pharmacy 2nd street Holley Carb for 1968-69 Chevrolet Camaro Z28 or a Chevrolet Chevelle, 396, 427. ... No Date code Stamped, Fuel Inlets for Original list number Carb's for a highly collectible cars. __ Goes on to say : "R4346AAS Carb..this carb. was made by Holley, The Holley Bro's Company was started in 1905 in detroit, MI. then became The Holley Carburetor Co ...Are you tired of throwing away eggs because you’re unsure of their freshness? Understanding expiration dates and the shelf life of eggs in the refrigerator can help you make inform... costco pharmacy hours salem oregongenie 7055d learn button 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 2006.439 posts · Joined 2017. #2 · Sep 6, 2018. That is a 700 cfm. Original model would be a 600 cfm Holley with vacuum secondary. '68 390 w/automatic transmission: Holley stamped C8OF-9510-D , LIST 3796-1 , then date code below. '68 390 w/manual transmission: Holley stamped C8OF-9510-C , LIST 3795-1 , then date code below. milford de power outage Use Code: AZSPRING24. Menu. 20% off orders over $100* + Free Ground Shipping** Eligible Ship-To-Home Items Only. Use Code: AZSPRING24. Sign In. Cart. Menu. add vehicle. ... Holley Carburetor. Brand. Holley (19) AutoLine Products (968) Edelbrock (14) FNC (688) United Carburetor (1182) Price. Set custom price range: to. $450 - $500 (2) $600 ...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!