Chevy big block suffix codes. All these are identified here.

Chevy big block suffix codes 427 engine: Popular in the 1960s, known for higher performance. Quickly, A = Chevelle, F = Camaro, X = Nova. I cleaned all the paint off where the VIN and suffix codes should be (infront of the pass. = Air Injection Reactor, HD = Heavy Duty, HDC = Heavy Duty Clutch, PG = Powerglide, L89 = Aluminum Heads, MT = Manual Transmission, TH400 = Turbo Hydra-Matic 400 Transmission, TI = Transistor Ignition. As for the "D" paint code: Prior to 55 GM used the "capped" type of style which noted the car had a different color roof The block casting number on small block and big block Chevy V8 motors is located on a ledge found at the rear of the block, most often on the driver's side. = Air Injection Reactor, HD = Heavy Duty, HDC = Heavy Duty Clutch, HEI = High Energy Ignition, L89 = Aluminum Heads, MT = Manual TransmissionNB2 = California Emissions, TH400 = Turbo Hydramatic 400 Transmission, TI = Transistor Ignition, YF5 = California Emissions. Big Block Chevy: Machined pad in front of the passenger side cylinder head or above timing chain cover. 8 CYL - Front pad on righthand side of block. Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California, HD = Heavy Duty, hdc = heavy duty clutch, HP = High Performance, LP = Liquid Propane Gas, PG = Powerglide, mt = manual trans, mt-3, 3 speed manual, SHP = Special AR=Air Injection CA= California HD= Heavy Duty: HDC= Heavy Duty Clutch HP= High Performance: PG= Powerglide MT= Manual Transmission: MT-3= 3 Speed Manual SHP= Special High Performance Hi guys. If it has a C, CD or CE it is a 265. Year: Code: Model: CID: HP: Trans: Comment/RPO: 1961: Q: Impala: 409: 360: 4sp: 580, HP Solid Cam/11. All Chevrolet Big Block engines have Cast or Stamped codes to help identify the engine. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) The entire engine code contains the assembly plant, month and day. The origins of the 454 engine suffix codes can be traced back to the late 1960s, a time when big block engines were dominating the high-performance car market. What we have left is the "suffix code" which in this example is ED, a 1966 396cid/325hp for a manual transmission. R. 6961 posts · Joined 2011 Add to quote; Only show this user #4 · Jun 3, 2021 The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. my brother's father in-law is looking at a 68 El Camino SS and wants to know if it has the original engine. 454 engine: A heavy-duty workhorse that was widely produced for various models. These engines, also known as Mark IV engines, were introduced in the 1960s and were used in a variety of Chevrolet vehicles. Also check the block casting date. Send Private Topic View Profile. The Big Block Chevy engine is a popular choice among car enthusiasts for its power and performance. Understanding the engine suffix codes of your small block chevy engine can provide you with valuable information about the history and specifications of your engine. All these are identified here. 1967 saw the first year the 396 V8 camshaft abandoned the grooved rear journal and matching bearing in the engine block in favor of a smooth journal like the 283/327 V8. The next letters are the suffix. No one would ever rely on the pad Chevy Forums FREE technical assistance for your restoration and repair. The engine block is stamped with IV which I see means a Chevy Big Block 396/325 TH. basically this means "it's used in everything", whereas if it The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. truck: 346236: 1974-76: 454: 2: 215, 2 bolt 1967 saw the first year the 396 V8 camshaft abandoned the grooved rear journal and matching bearing in the engine block in favor of a smooth journal like the 283/327 V8. nastyz28. An engine code, and below it is the partial VIN. Big Block Chevy Engine Parts casting numbers and 366 - 454 Codes: CGR - CZU. By decoding these codes, you can gain insight into the original application, power ratings, and specific features of your engine, Decoding small block Chevy engine suffix codes and stamped numbers: CE - CMJ. Legend: A. So where in it’s past, someone put a 350 in my Monte Big Block Chevy Suffix Codes: IK - MZ. Big Block Chevy Suffix Stamping Codes: AAA - CTB . If you're looking at the engine code - this is already known. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) The block has a casting of 3999289 4 bolt main with the pad stamped T0417CRR G E1189 The date code on the block is B 3 72 Here's my questionin all the books and data I have read through the CRR suffix is specific to a 70 LS6 454 SHP turbo 400 car, but obviously the date codes are not correct. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Chevy Big Block Engine Suffix Codes. I looked over some of the numbers on my engine block and cam up with this: Casting: 14015445 = Truck 1978 - 1990 Date Code: C 28-4 = Made on March 28 ('84?) Engine Code: T0404FBD "T" is for Tonowanda plant Heidt's A Arms- Decoding small block Chevy engine suffix codes and stamped numbers: HR - TBS. Numerous modifications have been made over the years to the big block. A BJ was never used as a suffix code so the B has to be something else. Benefits of Knowing Suffix Codes. Jump to Latest 3K views 3 replies 3 participants last post by DaleM Sep 26, 2010. Why Identification Matters: Big Block V8 – Much easier to find this time, as the Chevy engine serial number is stamped onto the covering over the timing chain. Casting Date Example: E038 - (E = Month, 03 = Day, 8 = Last digit of model year (1978)). , a 283 or 350). Numéro figurant à l'arrière du moteur côté boîte de vitesse: accueil engine code. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Big block on the right side of engine above the oil pan rails. CTB 72 402 Camaro 240 LS-3 TH-400 4-Brl A. O. Why don't you just open the hood and look down between the back of the hood and the cowl and the casting # and the date code should be easily visiable on the flange of the engine where itth mounts to the bellhousing. Experience is what you get when you don't get what you want! Save Share This is almost as bad as the Fonawanda big block engine stamp . 5 Liter Diesel (VIN Code P) V8 Engine 1994 2WD 4WD 1/2 ton 3/4 ton YYA, YYB 1995 2WD 4WD 1/2 ton 3/4 ton YXP, YXN 396 CID 6. Any other suffix code is a 283. Engine suffix codes listed for 366 and 427 engines, where the automobile type is identified as “TR”, are truck big block The block casting number on small block and big block Chevy V8 motors is located on a ledge found at the rear of the block, most often on the driver's side. (n/a = information not available) - [ Return to Identifying a Chevy Big Block engine is simple once the codes are located on the engine and identifiers are translated. Chevy Engine Suffix Codes. Configuration: A/C - Air conditioning. ← Big Chief New Engine 2021 Big Block Chevy Engine Code Stamping Numbers The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. 0 Reply. We are constantly adding new engine codes and auto parts to the site. There is a CLB, which is a 1971 or 72 396 or 402. Save Share '66 SS 396 +. Year: Code: Model: CID: HP: Trans: Comment/RPO: 1973: AAA: Truck: 366: 200: Mt: L-86 AR, 60: 1973: AAS 1969 big block suffix codes. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Wasn't the purpose of the engine stamping to identify the assembly date, the year, the plant that produced the code, and the sequence number. basically this means "it's used in everything", whereas if it Small Block Chevy Suffix Codes: TJT - TXB. ENGINE CODES : 1970-75: CHEVROLET : 1962. Post: Big Block engine decode (Topic#197533) 67BelAir427 Member Posts: 9 The suffix code will be TSA, TSL or TRZ. 4 of an inch “taller” than the automobile big blocks. The The entire engine code contains the assembly plant, month and day. Big Block Chevy Suffix Codes: 0FC - 9XZ: Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California Big Block Chevy V-8 Casting Numbers. 90@113 MPH My 1964 Big Block Corvette Gasser. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 Chevy Big Block Engine Suffix Codes. The engine was considered light duty and was used in 1/2, 3/4 and 1 ton trucks. Chevy Big Block Engine Suffix Codes. DaleM Discussion starter. , P. Small block Chevy engine suffix codes - CMK to CUD. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 The entire engine code contains the assembly plant, month and day. Platform is Chevelle unless otherwise noted B for passenger or Corvette. Big Block Engine Suffix Code Menu 0FC - 9XZ | AAA - CTB | CTH - IJ | IK - MZ | Q - YZ. Casting : Year: CID: Main Caps: Comments: 340220: 1972-76: 427: 4-bolt: tall truck: 345014: 1974-86: 454. AR=Air Injection ~ CA=California ~ Big Block Chevy Suffix Codes: CTH - IJ. Rich It came from a 1966 Passenger, that is what Chevrolet called the fullsize cars like Impala, Bel Air, etc. To date Decoding Big block Chevy engine suffix codes and stamped numbers: CTH - IJ. O/D - Overdrive. Engine codes that started Big Block Chevy Suffix Codes: IK - MZ. Many Chevy small and big block engines manufactured around 1966 had a three character The Engine Suffix Code is stamped on a block pad located immediately forward of the right From understanding the basics of big block Chevy engines to deciphering the engine code stamping numbers, analyzing the engine code prefix, interpreting the engine suffix code, and evaluating the engine production date, All engines are stamped with an engine ID code which consists of a prefix and a suffix. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 Big Block Chevy Suffix Codes: AAA - CTB. XCH was a designation for a Chevrolet parts crate engine sold over the counter by dealers and is commonly Chevy BIG Block 502, 454, 427, 409, 402, 396, 366 - Suffix Codes - 1958 to 1999. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) If it did it have a big block at one time it was not original equipment. basically this means "it's used in everything", whereas if The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. User Info. side head) and apparantly the block had been machined because the numbers are completely gone and it looks to have a big block Chevrolet engine suffix codes by minuit10 . Chevy Big Block Engine Casting Codes. Big Block Casting Numbers. 6 KB Views: BTW,in 1976 the suffix code is stamped on the pad above the timing chain cover. For help go to engine code help . Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Suffix Code: The suffix is often Notable engines from this era include the 350ci small-block and the 454ci big-block. Code: Year: CID: HP: Model: Comment: 4T 396 CID 6. Over 40 years of Chevrolet Big Block Codes stamped on the front deck. BBC block casting number 361959 (Topic#228757) BBC-454 Senior Member Reg: 05-11-03. Box 427, Pleasant Hill, MO, 64080. 59. JPG. I know the late big blocks in the Chevelle in 1969 were 402cid and coded with a 3-letter suffix code as opposed to the 2-letter big block Chevy engine suffix codes . 1970 started using a three letter suffix. 366 - 454 Codes: JA - MZ Legend: A. Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California, HD = Heavy Duty, hdc = heavy duty clutch, HP = High Performance, LP = Liquid Propane Gas, PG = Powerglide, mt = manual trans, mt-3, 3 speed manual, SHP = Special Suffix and Date codes for 348 and 409 Chevy passenger and truck engines. RWENUTS. 348/409 The suffix codes can be found stamped on a pad located on the front of the passenger side cylinder head as shown in this example: An example: (T03I9QA) T=Tonowanda (assembly When it comes to understanding SBC engine suffix codes, it’s important to know that these codes are critical in identifying the specifications of a Small Block Chevy engine. Check Details. approximately 0. basically this means "it's used in everything", whereas Chevy Forums FREE technical assistance for your restoration and repair. Now, it’s worth explaining that the prefix is the simplest part of a Chevy engine serial number lookup. The suffix is where it gets tricky, as it can vary across thousands of hello all, first post. For help go to engine Code help or engine decoding FAQ . basically this means "it's used in everything", whereas if * Engine Block Casting Number by Number - big block Chevrolet - coming * Engine Block Casting by Year/2- and 4-bolt Main ID * Engine Block Stamping ID/Date/CE (Chevrolet Engine) Information * Engine Suffix Codes (V8) - Chevelle specific - 1964 through 1972 by year * Engine Suffix Codes (V8) - All Chevrolet - 1955 through 1975 by code "Chevy Small Block Suffix Codes 1955-1999" by Mark S. Year: Code: Model: CID: HP: Trans: Comment/RPO: 1973: AAA: Truck: 366: 200: Mt: L-86 AR, 60: 1973: AAS The Big Block Chevy was introduced in 1965, beginning at 396 CID. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Re: big block suffix code 1970 to 1975 Chevrolet by the Numbers, by Alan Colvin, page 58 says "CGJ" suffix code is a 1971 passenger car 350 CID with 245 HP and TH350 or TH400tranny. The numbers read as follows T122IIVR I could be mistaking an I for a 1 but I can't find any VR suffix codes. Add to cart. Block Date Code. 4 & 6 CYL- Righthand side of block, rear of distributor. All 2 digit BB suffix's started with ED in 1966. My 1970 SS454 LS6 SuperCar certified stock appearing 11. PadStamp2. The entire engine code contains the assembly plant (1 digit), month (2 digits), day (2 digits) and the engine suffix code (1 to 3 digits). What we have left is the "suffix code" which in this example is ED, a 1966 Re: big block suffix code 1970 to 1975 Chevrolet by the Numbers, by Alan Colvin, page 58 says "CGJ" suffix code is a 1971 passenger car 350 CID with 245 HP and TH350 or TH400tranny. When I search CJK, I get this application: CJK 69 402 Chevelle 325 L-35 TH-400 4-Brl 69 'vert project big block/TKO 600 RR 68 'vert Big Block Chevy Engine Parts casting numbers and Identification : Big Block Chevy Engine Parts Identification: Engine Blocks | Cylinder Heads | BBC Cams | Crankshafts | Intake Manifolds | Exhaust Manifolds : BBC Engine Common Big Block Engine Types: Here are a few popular Chevy big block engines you might encounter: 396 engine: Commonly found in 1965-1970 Chevys. I do find IV which would be correct for the 1965 but where is this R coming from??? Chevy Big Block Engine Suffix Codes for CID 396/402: Example: Engine Code Style Pre '70: F0114MB F: 01: 14: MB: Assembly Plant: Assembly Month (MM) Assembly Day (DD) Need Suffix code for My 454. I find out some interesting stuff Big Block Chevy Suffix Codes: AAA - CTB. Big Block Chevy Suffix Codes: Q - YZ: Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California, HD = Heavy Duty, hdc = heavy duty clutch, HP = High Performance, LP = Liquid Propane Gas, PG = Powerglide, mt = manual trans, mt-3, 3 speed manual, SHP The entire engine code contains the assembly plant, month and day. 25-4. If you don't know where to look on your engine for all of the casting numbers, casting dates and suffix codes, see Chevy V-8 Casting Number Locations Page 1 and Page 2. It represents any CID and is used to indicate a Warranty Engine. I'm not sure of the year. Any camshaft from a 1965 or 1966 396 engine can be used in a Small Block Chevy Suffix Codes: CE - CMJ . 25 for 25th day. First Generation Pictures; Second Generation Pictures; Choose Group to View Big Block Engine Suffix Codes Chevy Big Block Engine Suffix Codes [G-K] Code: Year: CID: HP: Model: Comment: IA : 1965 : 396 : 325 : Chevrolet : IA : 1968 : 427 : 425 Understanding Big Block Chevy Engines. I can read CFS 109204. 1967 and later 396s had different casting numbers; didn't use the 3855961 block. Is this a replacement block for a 70 car? Big Block Chevy Suffix Codes: CTH - IJ. 8 deck, siamesed bores, 4. Just google Chevy engine suffix codes. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 I go over some basics of Small and big block chevy block and cylinder head casting numbers, date codes, and suffix codes. Use along with 2213 BIG Block Casting Numbers. 50 bore The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. An example code: T0821CKX: 350ci V8, 300 horsepower, built in Tonawanda on August 21st. GM body designation. It is a good replacement block for a 1966 Chevelle. I don't see a 0LB. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. Based on the casting #, this is not a 68 block, it is a 69-72. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) The engine assembly date and ID suffix code is always stamped on the engine pad except for Atlanta and Kansas City 396 engines as shown here. The partial VIN stamping location differs depending on the engine and plant. Thanks . If you are restoring a car without the original motor you can find out which Code it takes to make it 'CODE' correct. (numbers correct)restore. Mind helping me ID a 396 block I recently purchased? It is a standard bore 4-bolt block casting #3955272 Date code C 12 9 Suffix code stamped on the pad is JD Am I correct that this a 375HP 396 that came in a 69 Chevelle with a 4-speed? Thanks in advance. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Save I just thought it odd the block and heads are faded light blue and the oil pan and valve covers are Chevy Big Block Chevy (BBC) Engine Suffix Codes The Engine Suffix Code is stamped on a block pad located immediately forward of the right hand or passenger side cylinder head. There are three other pocket guides offered including the "Chevy Small Block 1955-1999 Factory Part & Casting Number Guide", "Chevy Big Block Suffix Codes 1965-1999" and the "Chevy Big Block 1965-1999 Factory Part Small block Chevy engine suffix codes - CMK to CUD. With these codes, you can determine the engine’s cubic inches, HP Decoding Big block Chevy engine suffix codes and stamped numbers: AAA - CTB. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Where is the engine suffix code located on a 327 Chevy engine? The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Any camshaft from a 1965 or 1966 396 engine can be used in a On the engine block where the engine vin # is stamped. This ledge is below Smallblock Chevy engine suffix codes Big block chevy Suffix engine Codes "CTH - IJ" by minuit10 accueil engine code This number tells you the displacement of the engine and can be used to confirm whether the engine is a 327 or another Chevy small-block engine (e. While every attempt has been made to Decoding Big block Chevy engine suffix codes and stamped numbers: Q - YZ. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) I recently bought a 1969 Chevelle that has a Big block in it. The numbers on the pad are 'J073ICJK' Does this sound like a service replacement item? The suffix, which denotes application, is CJK. no more passenger car applications in 1976 . Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. * Only 396 engines found to have partial VIN stamped by oil filter, all small-block engines are on the engine pad. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Chevy Big Block Engine Suffix Codes for CID 396/402: Example: Engine Code Style Pre '70: F0114MB F: 01: 14: MB: Assembly Plant: Assembly Month (MM) Assembly Day (DD) The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. I. Allen, published by MSA-1, Inc. Chevelle did not use the IN suffix code. TC#2693 Aces# 7467 Heart of Dixie CC. YEAR: CODE: MODEL: CID: HP: TRANS : Comment: 1967: IK: Chevrolet: 427: 425: Mt: AR SHP: 1968: IK: Chevrolet Smallblock Chevy engine suffix codes Big block chevy Suffix engine Codes "CTH - IJ" by minuit10 accueil engine code Big Block Chevy Suffix Codes: Q - YZ. The entire engine code contains the assembly plant, month and day. Related Sounds like you have a 2 bolt. com Click to expand Save Share Reply Quote Like. The prefix portion of the ID code tells you the engine assembly plant code, and the engine's Chevy Big Block Engine Suffix Codes. I want to verify that it is a 396 like I was told during purchase. Attachments. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) I recenlty aquired a 396 casting code 3855961 which tells me it is a 65-66. , option, intake, and more. Since we know the Block Casting Number has a manufacturing range of 1969 - 1979, it's a pretty safe guess it wasn't assembled by Chevy in a 1992 Firebird, which was a Chevrolet small-block engine information: Chevy V8 casting numbers, bore and stroke, parts for sale, starting with our ever-popular Chevy casting number lists for small-block (SBC), big-block (BBC), and 348-409 V-8 engine blocks, cranks and heads. The block date code indicates when the engine block was cast. 25 (2) One source, Chevrolet by the numbers, shows CRN for a 1970 Monte Carlo 454/360 with TH400 where a second source, Chevelle, Malibu & El Camino ID numbers 1964-87 (as well as many websites) shows the CRN code for a manual/4-speed Chevelle, and finally Chevelle and El Camino ID Model Codes (NCOA purple book) does not show this engine code at The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Chevrolet had already established itself as a leader in producing powerful engines, and the The entire engine code contains the assembly plant, month and day. basically this means "it's used in everything", whereas if Small Block Chevy Suffix Codes: CE - CMJ. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 JC – 1970 396ci/402ci, 350 HP, used in Chevelle with automatic transmission; For example, if your engine has the suffix code EG, it’s a 396 cubic inch V8 that was built for a Corvette with 375 horsepower and a manual transmission, dating back to 1965. Choose Group to View Small Block Engine Suffix Codes Select Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 262, 265, 267 302, 305 or 307 327 350 400 ALL (very big) Chevy Engine Suffix Codes | Small Block Parts Identification Next to this will be the engine RPO if it was a Big Block. Block Casting Number. Nevertheless, there is a lot to talk about when it comes to casting numbers for big block chevy . (LS3, L78) If the car was a Z28 the number next to the code is the stripe code. This code is also found on the What does an engine suffix code of "CE" mean, it's on a 396 block. 15652 posts · Joined 1998 Add to quote; Only show this user #1 · Sep 26, 2010. The problem I am having is the stamp pad numbers, specifically the suffix code. Code: Year: CID: HP: Model: Comment: 4T big block Chevy engine suffix codes . Big Block Chevy Suffix Codes: CTH - IJ: Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California, HD = Heavy Duty, hdc = heavy duty clutch, HP = High Performance, LP = Liquid Propane Gas, PG = Powerglide, mt = manual trans, mt-3, 3 speed manual, SHP Big Block Chevy Suffix Codes 454 Chevy Big Block Engine Suffix Codes for CID 454 Code Year CID HP Model Comment 0XA 1990 454 370 Marine L-19 4 bolt In/Out 0XB 1980 454 225 Marine LE-8 0XC 1980 454 225 Marine LE-8 366 - 454 Codes: ED - IY Legend: A. First Generation Pictures; Second Generation Pictures; View Big Block Engine Casting Codes Chevy Big Block Engine Block Codes (ALL) Casting: Years: CID: Main: Comment: 10051107 : 454 : 4 : Mark IV, Bowtie, 9. If you find a Block at a Junk Yard - look up the Suffix Code in the first section. Could be police or taxi. Six Cylinder: Passenger side of the block behind the distributor. 060 Big Block, Turbo 350 w/2800-3200 stall converter ACES # 7565 "If your exhaust tip is bigger than The entire engine code contains the assembly plant, month and day. Suffix Codes tell you the original car, year, CID, HP, trans. Top of Page Home; 1964; 1965; 1966 The listed Chevrolet engine suffix codes are compiled from many sources. GM body platform letters A (Chevelle), B (Passenger), F (Camaro/Firebird), G (Malibu), X (Nova) = GM body platforms Big Block Chevy: Above timing chain cover. Note: CODE CE was used from 1968 to current year. 10-31-09 04:01 PM - Post# 1797448 I finally got working on my big block The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. While every attempt has been made to There are three block casting number types to look for: the block CASTING NUMBER, the block CASTING DATE and the ENGINE ASSEMBLY DATE/SUFFIX CODE. What Car is Chevy Bringing Back in 2025? Tire Plug Still Leaking: Causes, Fixes, and Prevention Per Chevy Mania: Big Block Suffix Code 3 Records (100 Maximum displayed) Code Year CID Vehicle HP RPO Trans Carb Comments CTB 72 402 Impala 240 LS-3 TH-400 4-Brl A. First Generation Pictures; Second Generation Pictures; Choose Group to View Big Block Engine Suffix Codes Chevy Big Block Engine Suffix Codes for CID 396/402. One of the key aspects of understanding Big Block Chevy engines is deciphering the engine code The entire engine code contains the assembly plant, month and day. The stripe code big block Chevy casting bock Big Block Chevrolet casting number. My question is about the block: it's a 'JO' code block with no VIN. Since 2012, Mortec big block Chevrolet engine suffix codes . Model specific subject matter experts, classified ads and more. 25 The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Chevy Big Block - Suffix Codes 348, 396, 402, 409, 427, 454, 502 - 1958. basically this means "it's used in everything", whereas if Decoding Big block Chevy engine suffix codes and stamped numbers - 0FC to 9XZ. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 big block Chevrolet engine suffix codes by minuit10 . Big Block Chevy Suffix Stamping Codes: Q - YZ . The block casting number on small block and big block Chevy V8 motors is located on a ledge found at the rear of the block, most often on the driver's side. basically this means "it's used in everything", whereas if it Mike, many sites on the net have suffix code ID's. If you're looking at the casting # information and it mentions 3970010 "A/F/X/Y/B". I can not find that suffix anywhere in of my research for chevy big blocks identification. Common 327 Block Casting Numbers: 3782870: 1962–1965 327ci engine. The Engine Suffix Code is stamped on a block pad located immediately forward of the right Chevrolet Big Block Engine Identification – Casting Number and Codes locations. The only other possibility would be a Canadian engine mfg. The suffix codes, typically located on the engine block, can provide valuable information about the engine’s original configuration, including its horsepower, torque Chevy Big Block Factory Engine Identification Code Guide 1958-99 Suffix Codes quantity. He has the stamping codes from above the timing cover, but I'm having a hard time trying to decode the numbers. So could this be the original engine? Save Share The big-block engine casting numbers serve as a means of distinguishing an engine block by designating the casting number, the year of manufacturing, and the CID (cubic-inch displacement). What we have left is the "suffix code" which in this example is ED, a 1966 Small block Chevy engine suffix codes - CMK to CUD. Chevy used one to three letters of the alphabet to code the type of The entire engine code contains the assembly plant, month and day. 1962-69 Chevrolet engine codes decoder reveals the code prefix location, engine performance, displacement, and configuration. 5 Liter Turbo Diesel (VIN Code S) V8 Engine 1994 2WD 4WD 1/2 ton 3/4 ton YYD 1995 2WD 4WD 1/2 ton 3/4 ton YZA 1996 2WD 4WD 1/2 ton 3/4 ton YBA 1997 2WD 4WD 1/2 ton 3/4 ton YCA, YHA The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. . CTB 72 402 Chevelle 240 LS-3 TH-400 4-Brl A. It has the high-performance number as depicted by HI PER, and also the suffix code of XCH. g. To further complicate the matter of decoding these engine codes, Chevy reused Engine Suffix Codes, CLJ can also be decoded as; CLJ = 1991, 305 CID, LB9, F, 205 HP, TPI, Firebird. Choose Group to View Big Block Engine Suffix Codes Select BB Suffix Group #* - B* C* - CZZ D* - FZZ G* - KZZ L* - SZZ T* - TZZ U* - ZZZ 348/409 396/402 427 454 502 Decoding Big block Chevy engine suffix codes and stamped numbers: Q - YZ. Big Block Chevy Suffix Stamping Codes: IK - MZ . Code Prefix. = Air Injection Reactor, HD = Heavy Duty, HDC = Heavy Duty Clutch, PG = Powerglide, L89 = Aluminum Heads, MT = Manual Transmission, TH400 = Turbo Hydramatic 400 Transmission, TI = Transistor Ignition. The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver's side. The codes contain a prefix and suffix that will identify where the engine was built and on what day; the engine type will also be indicated in the code. Abbreviations: AB = Air Brakes, AR = Air Injector Reactor, CA = California, HD = Heavy Duty, hdc = heavy duty clutch, HP = High Performance, LP = Liquid Propane Gas, PG = Powerglide, mt = manual trans, mt-3, 3 speed manual, SHP = Special Benefits of Knowing Suffix Codes. Description Description. Before 1970 they used a two letter suffix. On a replacement or warranty short block, there would be no assembly date; but would they want to be able to know what replacement block when into a car under warranty, so hence the stamping. rshqgqpb cmgcb bim tbsb ccbulllpt liqs ajp aawiz fjjybgf sso