Holley carb date codes

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. .

39108 posts · Joined 2009. #3 · Jun 13, 2023. Looks to me like your garden variety Holley 4150 dual-feed, manual choke, 725 cfm carb. That's a lotta carb for a smallblock unless it is pretty stout. What it is NOT is a 715 Holley Cobra LeMans carb. Those have unmistakable center-float bowls.Bill Tichenor. 358 Posts. An Article About. Carburetor Installation and Tuning. Video. carburetor overview. video. A complete overview and explanation of the components and operation of the Holley 4150 vacuum secondary carburetor.

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GM really likes to use similar codes, the 327 SBC was made with 6 RPO codes- L30, L74, L75, L76, L79, and L84. While GM used the 327 at some point in most models in the 1960s, the L76 and L84 are Corvette only. ... Holley 2818 600-cfm carburetor (first GM with a Holley Carb), aluminum dual-plane high-rise intake manifold. 327 L84 Engine Specs: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 ...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.1968 Camaro Z/28 and 396 / 375 Holley Carburetor 4053, Original GM Original Used 3923289 Real original GM Holley carburetor. Correct Holley part number 4053 "DZ". Date code is 863, third week June 1968. Exact fit for all Camaro small block Z/28 and big block 396 / 375 horsepower models. Would probably need a rebuild before using. PART NUMBER ...

Holley Carb Hunter's Guidance. Video. Staff Columnist. 01/09/2020. 10 hokkianese read Share Dear / Motor Life / Holley Carb Hunter's Guide; Holley Carb Hunter's Direct. Workforce Writer. 01/09/2020.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.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.This is an original Holley Carburetor, C9OF-9510-H. ... Holley C9OF-H-4345 884 Date CARBURETOR 1969 428 CJ Ford Torino Automatic. West Coast Classic Cougar Inc (2344) ... origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared payment. Delivery times may vary, especially ...Find many great new & used options and get the best deals for Vintage 1969 Holley 4604-S 3-BBL Carburetor Date Code 982 Yenko Baldwin 427 at the best online prices at eBay! Free shipping for many products! ... "Used carb for rebuild. Date Code 982. Butterflies do NOT move. See pics for condition.

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 ...RM428. 8,859 439. Sep 12, 2016 #1. I made a pretty decent score at a local swap meet today, picked up several factory Ford performance carbs in a package deal. In addition to a D0OF-R 780 Holley (429SCJ), I scored 4 C5AF carbs, 3 C5AF-9510-BDs, and 1 C5AF-9510-BC. I am not quite sure how Holley date codes are deciphered, but 2 carbs are … ….

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HOLLEY CARBURETOR LIST 3810 1967 CAMARO CORVETTE Date Code 6B1. 1966 Dec. 1st week GM #3906631-DA This is a rare find for an early 1967 Production car. This is completely restored to all original specs, color and plating. It will be run on a live test motor before it leaves our facility to ensure that you will have a trouble free installation.C1 & C2 Corvettes - 3247 Date Code Decipher Help - Could someone help me decipher the date code of the 3247 Holley which is installed on my ... IIRC, Holley used 3-digit date codes up to 72-73 time frame, then went to 4-digit date codes (year+Julian date). That would make that a 1975 July carb or thereabouts. Rhino:

Can someone fill me in on the correct way to decode the date code on the front of the air horn on the holley carbs. Is it year,month week? or month, day...AGREE 396 375 hp CARB 1967 AND LATER. TWO WAYS TO TELL: 3310A WOULD BE A 1965 Z-16 425 HP CARB 3310-1 and the metering block and the date code means after 1966. 3878261-EH is a Chevelle BB code. Most likely a 396 375 hp application and I typically assume it was for the 375 hp engines. Tom V. I have 8 or 9 of those on the shelf.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 ...

family dollar rural hall The date code on the trim tag is 03A (Leed's Plant) on a 70SS 454 w/M22. My question is …what would be a proper date code on the 4557 Holley? 1970 SS LS6 original drive train - one owner ... Body looks good, at least from my limited experience. Buyer beware when dealing with any vintage carb, you need to look at all components and overall ... taqueria y pupuseria el chipotlekubota z421 grease points #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 … akron beacon journal death notices It was a cast aluminum or pot metal plate that was drilled for the correct metering. It screws to the back of the main body and is completely covered by the rear float bowl. Holley just identified it by stamping it with the number 17 . Holley List number 3139-1 is a carb for a 325 horse 396 or a 390 horse 427, so it is not a Z16 carb. johnson hagglund funeral home obituarieslakehurst nj active shooterlarson order status 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? avon mn funeral home The guy on the carb. forum explained the code like this- year-month-week. the year part is easy the month part is where it gets tricky. Jan.to Oct. is 1 thru 0 and Nov.-Dec. is A and B . A date code of 6B2 would be 1966-Dec.-2nd week. The complete # for this carb. is C3AF-9510-BJ List-2805 he thinks this could be from A 67 GT500 with 427 ,also ... fractionated bilirubin labcorpshaindy plotzker husbandgarden state parkway traffic conditions 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. That's right, this is a real deal production line installed carburetor! This carb is in good original condition as shown.