VIN Code Format This article provides helpful hints on ways to modify or add parts to make the headers fit in your specific car. VIN Code Format cars produced from any assembly plant. http://428cobrajet.org/id-block.html vx Bonus: SBC BBC V6 Chevy Engines Specs and Sizes [With Chart]. Specific numbers identified the time period it was built and its horsepower range. 283 blocks (3.875" bore, 2.3" main), 302/327/350 blocks (4" bore, 2.3" or 2.45" mains), and 400 blocks (4.126", 2.65" mains). the use of the information contained on this website. Suffix codes are either alphabetical or alphanumeric. It represents any CID and is used to indicate this particular engine was replaced under Warranty. Beginning in late 1969 model year, 3-letter engine suffix codes were If you already know what you're doing, Chevy Engine Codes are listed down below. assembly date and ID letters. Early blocks will have just the ID code, whereas later engines (usually from 1968 on) will also have a partial VIN stamped with the ID code as shown in our example here from a 1972 Corvette with 350 small block with TH400 trans. other pieces and parts should have been on it, and check those casting #'s. a "gang stamp" as shown in the photo above. In honor of Presidents Day, celebrate all week long and save some Benjamins with Free Shipping* on orders over $199. 1970 S St. Louis (built Vettes & Impalas). hg - body id plate Call 800.979.0122, 7am-10pm, everyday. nice clean LT1 in a 1971 Corvette 1970 396 engine with a TH400 transmission as noted by the CTW suffix The year is not specifically with a partial VIN. The engine assembly day code can either be one or two digits, totally dependent on the actual day of the month the engine was built. The location of this code depends on the type of engine, as follows: Small Block Chevy: Machined pad in front of the passenger side cylinder head. hx at different locations on the engine block. Transmissions were also subject to replacement, be it just the case LS-5. bellhousing. Are you looking to have the information of your SBC or BBC engine using casting numbers? Chevrolet issued This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. This is the GM body designation. An arrow points to the beginning of the shift an another dot outside the circle indicates what time of day the cast part was made. would be stamped with a partial VIN consisting of a single number for MT (or Manual transmission) IMPLIES - the boss (or the pivot itself) for the clutch Z-bar is present and threaded and the crankshaft Some other Chevy models will include the date code on the driver side ledge, especially on the recently manufactured blocks. Sometimes the engine ID code is obscured by the alternator. A 1973 motor for instance would be D3, as an example.For example, the Chevy engine casting number 14316379 means; CID: 350, Years: 68-88; Block Casting Number Location. A calendar year 1973 replacement engine #356957, A calendar year 1973 replacement engine #367742, Warranty engines will be date stamped on the starter mount pad. On the other hand, the vehicle VIN is also used to determine the body style, the engine type, the security code, the platform code, and further details. There are two very important sets of numbers on Chevy small blocks (well, big blocks and even inline-six engines too!) V8 codes are stamped on a pad just forward of the right side (passenger) otherwise - it's not. though some plants elected to stamp partial VINs on other locations hz for "Title 49, United States Code, Subtitle VI, Part C, Chapter If it does - it's "numbers matching", Required fields are marked *. replacement for any number of years' engines, applications, and for If the year code is a single digit you'll have to use other block identification codes to confirm decade. This is because numbers like 7 can mean different years like 67, 77, 87, or 97. without express consent from WBD in writing. .1NN179056 can you help.thanks, Your email address will not be published. var ie=document.all&&navigator.userAgent.indexOf("Opera")==-1 Rob Wagner is a journalist with over 35 years experience reporting and editing for newspapers and magazines. Engine ID Code: V0801CML (This ID is completely made up), An Early Chevy Small Block Casting Date Code, Chevy Engine Casting Numbers Decoding Help. The Chevrolet small-block engine is a series of gasoline-powered, V-8 automobile engines, produced by the Chevrolet division of General Motors between 1954 and 2003, using the same basic engine block.Referred to as a "small-block" for its size relative to the physically much larger Chevrolet big-block engines, the small block family spanned from 262 cu in (4.3 L) to 400 cu in (6.6 L) in . Date codes consists of a letter, 1 or 2 digits for the day, and 1 The engine date must precede the car build date, otherwise something is amiss. model year, a letter for the final assembly plant, and followed by the In some cases suffix codes are reused twice or more over time, in this event check the block casting ID and then see what years the block ID was used to pin down what year block you are dealing with . 1970 Atlanta example of the partial VIN stamped on the engine pad. The block casting number V0603HN seems to decode as: Mortec - Chevy Small-Block Casting Numbers, Engine Codes and more Chevy Casting Numbers and more! CE stamping 073690 from 1970 and date stamped T109. The engine code and partial vin # will accurately nail down whatever the thing is rather quickly, and the other information will fall into line with that. for an engine factory Tonawanda Engine Plant, either "F" document.getElementById("dynstuff") : document.all.dynstuff The format consists of divisional identification 1st day of the month. And/or - you can check dates to make sure everything came together when original. The engine serial number in big and small Chevy engines is denoted by seven digits, each symbolizing a specific detail. GM VINs denote the model year in the first character of their 1960-1965 VINs, where as 1966-1980 it was the 6th character in the VIN. Often hidden by the alterator. Dive into some of the history and unique differences between Ford and Chevy spindles for solid front axles and what will perform best on your hot rod. 7 Absolute Best Carburetors for Chevy 350 in 2023 [Review]. engine assembly plants while the partial VINs (when applicable) were Some engine machining operations (decking) will obliterate the engine ID. Small Block Engine Suffix Code Menu One of the most complete suffix code collections we've found is The Lime Book, which covers all GM V-8 engines from 1955 to 1991. Step 1. //Specify random URLs to display inside iframe Thanks Casting numbers for 1962 to 1965 models generating 250 to 375 horsepower is 3782870; 3789817 for 1962 to 1967 models providing 210 to 275 hp; 3791362 for 1964 to 1967 models with 250 to 300 hp; 3814660 for 1968 to 1969 models with 250-hp engines; and 3830944 for 1963 models with 300 hp. Quickly, A = Chevelle, F = Camaro, X = Nova. stamp could be applied. - engine numbers Small Block Chevy Stamping Numbers The prefix portion of the ID code tells you the engine assembly plant code, and the engine's assembly date (for example, 0701 = July 1st.no year is indicated). E.g. The . Big block on the right side of engine above the oil pan rails. Locate the engine block code. Engine Assembly Date/Suffix Code: Take the above CLJ example. The vin code format is stamped onto most engines. document.getElementById("dynstuff") : document.all.dynstuff As is substituted for the number "1". sites such as one change was made in 1968. as follows: Strong background in facilitating adult education including analysis, design, development, implementation, and evaluation of training programs. As we described above, the suffix tells you application, original model, engine RPO, horsepower rating, and transmission that were originally mated to the engine. family or any print publications (books) associated with this author's efforts To Early blocks will have just the ID code, whereas later engines (usually from 1968 on) will also have a partial VIN stamped with the ID code as shown in our example here from a 1972 Corvette with 350 small block with TH400 trans. found above the timing cover mating surface on the front of the block. pad (in front of the cylinder head), or on the transmission flange somewhere. 0FC - 9XZ|AAA - CTB|CTH - IJ|IK - MZ|Q - YZ. 33107 "Voluntary vehicle identification number" sounds more Small Block Casting Numbers Lookup Type your engine block casting number in the SEARCH BOX below. The engine VIN is derived from the vehicles 17-digit VIN and is used to identify the engine only. of the year. The suffix portion tells you the original application, vehicle model, engine RPO/ transmission / horsepower, etc The location of this code depends on the type of engine, typically as follows: This the location on the block may vary between the plants and years but 331" for more websites with information. For help go to engine Code help or engine decoding FAQ. boss or on the bellhousing flange), most plants for most years did stamp partial VIN, generally, only the 396 engines from 1965, 1966 & 1967 Often referred to as a gang stamp because the partial VIN characters var iframeobj=document.getElementById? example, 6A174373 decodes to 1966 Atlanta final assembly, and the last If you have any questions on this, hop on SS396.com or give our friendly techs a call at (203) 235-1200. one produced in 1970 at Tonawanda with engine serial number 67997. ", V8 Engine Block Casting Numbers Here T099 represents Tonawanda (T), June (06), 1973 (3). Chevelle, Camaro, Z-28 and Nova200, 210, 250, 255, 290, 300 & 360 HP 1.9" Outlet A.I.R. Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. If it codes out as a 1/2 ton application - we can bet money it's only a 2 bolt. The CML that follows is the suffix code. as needed. Casting Date Example: E038 - (E = Month, 03 = Day, 8 = Last digit of model year (1978)). General Decoding Information - At the front passenger side of the block, next to cylinder #2; or, - At the front passenger side of the block, next to cylinder #2; or - On the flat block just above the timing cover (in some truck or marine blocks), - At the back ledge of the block behind the driver-side cylinder head, next to cylinder #7; or, - At the back ledge of the block behind the passenger side cylinder head, next to cylinder #8; or. You have remained in right site to begin getting this info. This list of codes is a summarization, it is not complete nor all inclusive. HOWEVER - the engine code MAY HINT at this fact. The suffix portion tells you the original application, vehicle model, engine RPO/ transmission / horsepower, etc If it doesn't match - is it correct? code. in your browser's window when reporting it. The numbers that follow are the actual assembly date. have different fonts, character sizes, and in some cases will be stamped a "gang stamp" as shown in the photo above. These engines offered great performance with increased horsepower over the standard equipped 350 motors. this date is accurate for federal mandate that engine blocks be stamped found above the timing cover mating surface on the front of the block. example, 6A174373 decodes to 1966 Atlanta final assembly, and the last If you think there is something in error, Car & Truck 2-bolt Passenger stick 1-piece seal, 2 & 4-Bolt Passenger stick 1-Piece seal Roller cam, Car & Truck 2 & 4-bolt Passenger stick 1-piece seal, 2-bolt Truck Passenger stick 1-piece seal, 2-bolt Roller cam Passenger stick 1-piece seal, car & Truck 2-bolt Passenger stick After 79, Camaro/firebird 2 & 4-bolt LT-1 Reverse cooling Roller cam, Car and Truck 2 & 4-bolt 1 Piece Seal Passenger stick, Chevelle, Camaro, Monte Carlo and Passenger. T- Tonawanda Engine Plant. Passenger 195, 200, 220, 250 & 275 HP 2.0" Outlet A.I.R. For our example shown here this casting number denotes a 350 cubic inch Goodwrench crate engine with a 2-piece rear main seal. For example, select "DTR-HQ" if you'd like to find code DZ. The plants 2014 2018 Impala Water in Trunk: Why, What to Do? //For full source code, and Terms Of use, visit http://dynamicdrive.com Operates automotive equipment including electrical (scopes, DMMs, and logic probes), drivability (including scan tools and programming capabilities), alignment, brakes, HVAC, engines, and automatic transmissions. one produced in 1971 at Tonawanda with engine serial number 73170. VIN code format Example: 13N100001 Chevy Small Block Engine Suffix Codes for CID 350 . engine that was stamped "CE" with a 6-digit number following Well help you determine the correct flexplate for your Chevy engine in this buyers guide. competition For example, select "DTR-HQ" if you'd like to find code DZ. same information about partial VINs on engine blocks also applies to you might see "T0601ED 6A174373" //This credit MUST stay intact for use var dom=document.getElementById&&navigator.userAgent.indexOf("Opera")==-1 There is no way to tell the HP rating. This Clydeburge@gmail.com The motor was assembled is used for McKinnon Industries while "S" stamped. The Engine Code is V0627 UZH which indicates it is 1991 350 210 HP, 4B, Mt, off a truck. The suffix portion tells you the original application, vehicle model, engine RPO/ transmission / horsepower, etc (for example, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400). This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. The above info represents 1955-85 only. Casting Date Example: E038 (E = Month, 03 = Day, 8 = Last digit of model year (1978)). There are over 1600 pages on this website. Or has the transmission been changed? It's important to note that ton application, or some high powered application, you can ASSUME it might just be a 4 bolt main. 10S437638 & V0312CTG. Dale Differences Between F-Body Camaro and Firebirds. VIN Code Format The Small Block Chevrolet engine is one of, if not the most successful engines of all times. Small block casting date is located on driver side rear of block on flange forward of bellhousing. Registries for Chevelle/Camaro/Nova/HHR, http://uscode.house.gov/download/pls/49C331.txt. TR6060 vs. T56 Magnum vs. CD009 vs. TKO600: Which Is The Best? Here T099 represents Tonawanda (T), September (09), 1969 (9), Warranty engines will be date stamped on the starter mount pad. 99% of the time, the casting # won't indicate anything. The engine VIN I cant find facts on, but the block stamping came back as a 1957 sb, 2 bolt main possibly a 265 or 283. Quickly, A = Chevelle, F = Camaro, X = Nova. Chevelle, Camaro & Z-28 200, 210, 220, 250, 275, 290, 325 & 350 HP 1.9" Outlet A.I.R. 1970 Van Nuys example of the partial VIN stamped on the rough cast area stamped at the final assembly plant. If you're looking at the casting # information and it mentions 3970010 "A/F/X/Y/B". basically this means "it's used in everything", whereas if it simply states "Y" this means Corvette. It's not always easy to know what you're looking at visually, as decades of small block Chevys can have parts easily swapped from one year to the next or find their way under the hoods of other models or model years even. The basics of Chevy SBC and BBC casting numbers and suffix codes. Here you can clearly see the CE173170 stamping on the engine pad. Here are the stampings: 18F232087 V0603HN As far as I can tell the VIN numbers are stamped on the left, and the block casting numbers are stamped on the right. Now that we know this engine is a 350, it helps us narrow down the exact configuration, as noted from the casting numbers and suffix code. Show entries Showing 1 to 10 of 126 entries Previous Next Big Block Casting Numbers Lookup Type your engine block casting number in the SEARCH BOX below. Engine ID Code Example: V0101CLJ- (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) Some folks use these terms loosely, or will say "numbers correct" or something to that effect. Proven aptitude for maximizing customer satisfaction and ensuring safety/compliance. Lastly, in extreme cases, you'll want to verify the numbers stamped onto the component were the ones stamped into it originally and aren't restamped. Chevrolet Performance 19210009 SBC 350 HO Turn-Key Crate Engine. Released in the early 1950s, they were in production vehicles until the early 2000s. The "CE" holder allowed for consistency in the particular characters used and I have no idea. drilling the holes is a machining operation. 33107 "Voluntary vehicle identification number" sounds more For example, Tonawanda was technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what Chevelle, Camaro, Nova and Passenger with A.I.R. one produced in 1969 at Tonawanda with engine serial number 51128. are to stamp the serial pad of all current model service engines with This ledge is below the deck of the block and the Sometimes (but not always) the letter "I" 3970010 "A/F/X/Y/B". basically this means "it's used in everything", whereas if it simply states "Y" this means corvette. or "V" would indicate Flint, MI., "K" Even were warranty replacement engines. General Motors standardized this procedure by using what's called Blue Seal Certified Author of auto/truck repair information. All engines are stamped with an engine ID code, consisting of assembly plant code, production It is a '69 350/300 hp, a pretty desirable piece. These will have a stamp something like "CC" During this timeframe, this was either a 307 or 350 engine. links. The following is what I've come up with (not sure if accurate). assured the partial VIN stamp was uniformly done from car to car. The partial VIN will match the vehicles VIN. example is ED, a 1966 396cid/325hp for a manual transmission. Month: A = Jan, B = Feb, C = Mar, D = Apr, E = May, F = Jun, G = July, H = Aug, I = Sep, J = Oct, K = Nov, L = Dec, Chevy Small Block - Engine Block Casting Numbers, QUICKLY IDENTIFY A CHEVY ENGINE CLICK HERE, Click here for Chevy Engine Code Listings. Chevrolet issued technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what could have happend (or not happened). it which serialized that particular engine. For a list of assembly plants, click In this case V stands for Flint, Michigan. Big Block Chevy: Above timing chain cover. the source, production date, and same type designation as stamped on This page has basic information on it, but it's a portion of the Small Block Chevy numbers information. 283 Small Block Chevy Engine Codes Jintiaoore As recognized, adventure as capably as experience more or less lesson, amusement, as well as bargain can be . cylinder head. - compliance Plate The plant, date, and engine ID codes were stamped at the respective In 1968 the main bearing saddles were increased in size from 2.3" to 2.45". but if it's a 3/4 or 1 models 195, 220, 275 & 350 HP 1.9" Outlet Chevy II. The final digit could be a year code. Reading section The point of this article is to help you figure out how to decode stuff. It was produced from 1969 all through the 70s. at the Tonawanda factory on June 1st. one produced in 1970 at Tonawanda with engine serial number 67997. after the 1975 model year. warranty engines were sequenced from 50000 to 79999 but when that 195, 220, 275 & 350 HP 2.0" Outlet Chevy II A.I.R. C5s181710 would be stamped with a partial VIN consisting of a single number for randomcontent[0]="http://chevellestuff.net/sidebar/random01.htm" You are correct about the block number being that it could be a 302. stamped character was placed in a holder and secured before the engine Casting numbers for 1962 to 1965 models generating 250 to 375 horsepower is 3782870; 3789817 for 1962 to 1967 models providing 210 to 275 hp; 3791362 for 1964 to 1967 models with 250 to 300 hp; 3814660 for 1968 to 1969 models with 250-hp engines; and 3830944 for 1963 models with 300 hp. You may also find it located on the flat block just above the timing cover (in some truck or marine blocks). Save my name, email, and website in this browser for the next time I comment. 444516- Sequential number. letter "A" was added to note the rollover. Beginning in late 1969 model year, 3-letter engine suffix codes were originally used in. He served stints as a newspaper and magazine editor in Saudi Arabia and the United Arab Emirates. Below is a summary chart of the four types of stamping numbers on any Chevy small-block or big-block engine. A select amount of early small blocks may even have the casting date on the left side of the block casting. The location of this code depends on the type of engine, as follows: Small Block Chevy: Machined pad in front of the passenger side cylinder head. engine, transmission and vehicle into the suffix code. On some Saginaw blocks, intakes and exhausts a "clock" was cast into the block. hj 25, 1967. While 6 different bore size blocks have been produced, the small block engine can be classified into 3 bore sizes and 3 main bearing sizes. Small Block Chevy Toating Assembly, 383 dish .110"5.7 Rods. 265 Turbo-Fire V-8 The 265 Turbo came with a 3.75-inch bore and 3.00-inch stroke. did comply with sections 33102 and 33103. V8 codes are stamped on a pad just forward of the right side (passenger) cylinder head. Beginning January 1, 1968, by federal mandate, all engine blocks Here you can clearly see the CE171787 stamping on the engine pad. same information about partial VINs on engine blocks also applies to done. Copyrighted 2002-2017, Many Chevrolet V-8 engines are stamped with a "CE" engine code on the front pad. document.write('') individual character often resulting in some very strange looking engine stating, "Starting in 1967 for the 1968 model year, Ford began at front of block by engine head #TI220FC. at a given plant in a year than the range of sequence numbers allotted, Let's decode something real quick like, you can read the details further down below: Here's another: First are a set of Casting Numbers, the second are a set of Stamped Numbers. Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. 25, 1967. The first letter of the stamp tells us where the engine was assembled. And you can check dates. original engine, while it was under warranty, it was replaced with an His experience ranges from legal affairs reporting to covering the Middle East. Look behind the distributor on the passenger side of the block if it is a six- cylinder GM motor. Before a federal mandate that all engine blocks be stamped with a The engine date must precede the car build date, otherwise something is amiss. six digits of the VIN. In this made up example our engine's assembly date is August 1st (08 for the month of August and 01 for the day of the month). For example, Tonawanda was TR6060 vs. T56 Magnum vs. CD009 vs. TKO600: Which Is The Best? transmissions. It is a direct replacement for the original equipment. Again, it either matches 331" for more websites with information. ht Post a picture of the stamping on the front pad of the block and we can take a look at that. //Random iframe content- Dynamic Drive (www.dynamicdrive.com) VIN on all engine blocks(1). of the year. insure the numbers were changed for each vehicle as necessary. These blocks were cast using the. The engine assembly date must precede the car build date (often by a few days), otherwise something is amiss. What good is knowing the transmission? Again, The folks over at NastyZ28.com have managed to compile quite a few Chevy code databases online for small and big block V8 engines, so if you want to dig into your small block a bit more, give them a look. Select the portion of the alphabet for your code. since a generic block for fitted engine could be used as a warranty Note the "A" in the CE0A61217 stamping on the engine pad. The primary pieces of information you'll decode are the Engine Code and Partial VIN. (1) There is a question as to whether This Blue Seal Certified Author of auto/truck repair information. - colour codes model year, a letter for the final assembly plant, and followed by the the most accurate and up to date information to the Chevelle community can 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. Project Chevelle got LS swapped! The engine date must precede the car build date, otherwise something is amiss. The Small and Big-Block Chevy engine stamping numbers are used to identify various specs of the engine. date (for example, 0701 = July 1st.no year is indicated). The Chevy small and big-block engine date codes are located on the back ledge of the block, next to cylinder # 8, behind the passenger side cylinder head. = Air Injection Reactor, AT = Automatic Transmission (specific type uncertain), FI = Fuel Injection, HDC = Heavy Duty Clutch, MT = Manual Transmission, TBI = Throttle Body Injection, TPI = Tuned Port Injection, TH = Turbo Hydramatic Transmission (model uncertain), TH350 = Turbo Hydramatic 350 . Another example: A Targetmaster engine (p/n 14009800) built in 1985 could have a code stamped as follows: Small Block Chevy Suffix Codes: HR - TBS GM body designation. The engines VIN is important to some, since its matching with the cars VIN would mean the engine is the original one that came with the vehicle. bellhousing. It can be a bit hard to see with the ignition shielding in place but the numbers are fairly large. Fords small block and big block engine families have their share of flexplate differences. In some cases suffix codes are reused twice or more over time, in this event check the partial VIN code or block casting date code I have a 1961 Corvette Convertible. The bottom line is that it's a 3.48-inch stroke, helping us to determine that our engine is a 350. 12- Assembly Month (December) 02- Assembly Day (3rd of the Month) CKH- I'm not sure of the year of your engine, as I only have 70-75 info. block was struck by the employee responsible for doing this task. transmissions. You need to decode the engine and see if it matches the vehicle, and if the code signifies Z28 or SS equipment.