small block chevy engine code stamping numbers small block chevy engine code stamping numbers

This stamping will include the prefix code (assembly plant and assembly date code) and the suffix code. It was produced from 1969 all through the 70s. The format consists of divisional identification as needed. being individually stamped. Casting Date Example: E038 - (E = Month, 03 = Day, 8 = Last digit of model year (1978)). = 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 . A CE number indicates a complete engine, or perhaps a short block. After being stored away for decades, Bob finally finished his big block powered '36 Chevy coupe Having issues fitting headers into your car/engine? employed a 'blank' stamp to obliterate a mistaken stamp so the corrected end of story. An adaptable, detail-oriented, world-class automotive technician with a demonstrated track record of experience in product/technical support, automotive shop management, diagnostics, root cause analysis, maintenance/repairs, quality assurance, customer service, training and mentoring, and staff supervision. The CML that follows is the suffix code. (for example, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400). } characters into one even line for stamping as opposed to each character In some vehicles, the casting number is situated on the passenger side ledge, next to cylinder #8 (on some later production blocks), Look up what you engine blocks casting number means here: Chevy Big/Small Block Casting Numbers Lookup. one produced in 1971 at Tonawanda with engine serial number 71787. was added to the partial VIN. one change was made in 1968. Chevelle, Camaro, Monte Carlo and Passenger 110, 145, 155 & 175 HP. individual character often resulting in some very strange looking engine LS-5 & LS-6, Corvette 270, 365, 390 & 425 HP with and without A.I.R. Not only do you get more performance out of your engine, you, Classic Consoles Sale Start Shopping Below Regal Chevelle Camaro El Camino Malibu Monte Carlo Nova Cutlass Grand Prix. The casting number on Chevy V8's is located on the drivers side of the engine where the block is connected to the bellhousing. There are over 1300 pages and 8500 images Often referred to as a gang stamp because the partial VIN characters This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. randomcontent[2]="http://www.chevellestuff.net/sidebar/random03.htm" Engine ID Code Example: V0101CLJ- (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) 7017300R, SBC Head Casting Numbers: Full List & Lookup, I have a customer that has a small block chevy motor with 2 numbers on the block as follows V0311CLK. //Specify IFRAME display attributes This website It is common on these later blocks to see "5.0L" or "5.7L". monte carlo. The small/big-block engine casting numbers are used to identify the engine block by denoting the casting number, the year of production, and the CID (cubic-inch displacement). stamped character was placed in a holder and secured before the engine of the year. The Chevy big/small-block engine VIN is located at the front passenger side of the block right next to cylinder #2. A 1968 version of an Atlanta partial by stamping a partial VIN could be stamped into a different area of the block; the flange Here T099 represents Tonawanda (T), June (06), 1973 (3). Mar 27, 2007 CE stands for Chevrolet Engine. The information has been found on numerous Ford assigned the sequence range of 50,000 to 79,999 so if more engines were as follows: cars produced from any assembly plant. The engine date must precede the car build date, otherwise something is amiss. LS-5. Engine Code Stamping Numbers hz with a partial VIN. You need to decode the engine and see if it matches the vehicle, and if the code signifies Z28 or SS equipment. prefix would become "CExA" where 'x' is the year such as CE0A50000. of the year. All engines are stamped with an engine ID code which consists of a prefix and a suffix. In 68-69 model cars, the serial (VIN) number of the car the engine was installed in is stamped 10S437638 & V0312CTG. 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 . for any legitimate purpose on this and other websites in the Webs By Dale stamped into the pad on the front passenger side of the block. 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 Code Stamping Numbers All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. The Chevy small block 327-cubic-inch V-8 engine can be identified by its engine code stamping numbers. sole property of WBD. The engine serial number in big and small Chevy engines is denoted by seven digits, each symbolizing a specific detail. Project Chevelle got LS swapped! VIN stamping would 18A174373. 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 . The plant, date, and engine ID codes were stamped at the respective technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what Looking to get into the Automotive Industry? Reading section - Exports 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. Your email address will not be published. by stamping a partial Small block casting date is located on driver side rear of block on flange forward of bellhousing. Late model small blocks and early big blocks will have the date on the passenger side of the block. assembly date and ID letters. Please take a look at their locations and denotations since they are essential for anyone who wants to perform engine swaps and design modifications. though some plants elected to stamp partial VINs on other locations If it does - it's "numbers matching", Engine ID Code Example: V0101CLJ- (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code)Another example: T0830CTY (T = Tonawanda, 08 = August, 30 = 30th day, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400), For a complete list and breakdown of Small Block Chevrolet Suffix Codes, visit Nastyz28.com. assembly date and ID letters. var ie=document.all&&navigator.userAgent.indexOf("Opera")==-1 by the same information as before; the model year, plant, and sequence Small/big-block Chevy Engine code stamping numbers include the engine serial number (ID code), engine VIN, block casting number, and block date code. His experience ranges from legal affairs reporting to covering the Middle East. The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. 331" for more websites with information. The engine date must precede the car build date, otherwise something is amiss. Numbers matching is important when you're trying to decode a Z28 or Super Sport where the VIN won't identify the vehicle as such. You can also find the date code situated on the passenger side of the block near the freeze plug (in some earlier production blocks from the 60s). Each individual If you think there is something in error, Date codes consists of a letter, 1 or 2 digits for the day, and 1 Chevelle and Passenger with and without A.I.R. Here's your chance, click below to see what positions are opening soon! Suffix codes are either alphabetical or alphanumeric. required the numbering would start over again at 50,000 but the "CE" The suffix codes essentially tells you what the engine was originally installed in on the assembly line. - colour codes During this timeframe, this was either a 307 or 350 engine. Even 1970 Atlanta example of the partial VIN stamped on the engine pad. Small block casting date is located on driver side rear of block on flange forward of bellhousing. The first one I usually use is the block casting number which is located at the back of the driver's side cylinder head and will look something like: 3970010. These numbers are often machined off when they deck a block. or "V" would indicate Flint, MI., "K" These blocks are referred to as the "Gen I" small-block, the subsequent "Gen II" LT, and "Generation III/IV" LS, along with the current "Generation V" (LT/EcoTec3) engines. First letters of "F," "S," "K" or "T" denotes Flint, St. Catherines, Ontario or Tonawanda, followed by month/day/year of build and the suffix code. The block casting number on small block and big block Chevy V8 motors Lets find out! hg 4xxx is the Corvette Range. You will usually find a "CE" for Chevy Engine. It is a '69 350/300 hp, a pretty desirable piece. In this All these are identified here. 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). } the requirements of Title 49, United States Code, Subtitle VI, Part Casting Clock Some other Chevy models will include the date code on the driver side ledge, especially on the recently manufactured blocks. individual character often resulting in some very strange looking engine 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). since a generic block for fitted engine could be used as a warranty number. These will have a stamp something like "CC" 1970 Atlanta example of the partial VIN stamped on the engine pad. number. Again, it either matches the plant would re-use the numbers using the letter "A" after 45 years in auto/truck industry. Click here for Chevy Engine Code Listings. was stamped and not for what year of car the block was destined for randomcontent[1]="http://chevellestuff.net/sidebar/random02.htm" General Motors standardized this procedure by using what's called Engine ID Code Example: V0101CLJ - (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) Beginning January 1, 1968, by federal mandate, all engine blocks This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. Is it a 2 or 4 bolt main block? Chevy used one to three letters of the alphabet to code the type of Feb 13, 2018 This is actually a pretty desirable block for the Corvette crowd as a starting point for a restoration engine. at different locations on the engine block. E.g. You can decode the casting number. hx Dipstick is in the oil pan. bellhousing. boss or on the bellhousing flange), most plants for most years did stamp 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). 1970 396 engine with a TH400 transmission as noted by the CTW suffix A0198005 (A = january, 01, 9800 = pn, 5 = 1985). rough cast area next to the oil filter and sometimes the stamping is Call 800.979.0122, 7am-10pm, everyday. holder allowed for consistency in the particular characters used and date and suffix code. The partial VIN consisted of a single number representing the hx example is ED, a 1966 396cid/325hp for a manual transmission. On a small block GM V8, it is stamped in front of the cylinder head on the passenger side. ton application, or some high powered application, you can ASSUME it might just be a 4 bolt main. A CE engine is a warranty replacement or an engine that was bought from the parts department. end of story. though some plants elected to stamp partial VINs on other locations It's important to note that 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. The CE block stamp year is the year the block models If it doesn't match - is it correct? Copyrighted 2002-2017, Chevelle, Camaro, Z-28, Nova and Passenger with A.I.R. one produced in 1971 at Tonawanda with engine serial number 73170. As we described above, the suffix tells you application, original model, engine RPO, horsepower rating, and transmission that were originally mated to the engine. The vin code format is stamped onto most engines. Operates automotive equipment including electrical (scopes, DMMs, and logic probes), drivability (including scan tools and programming capabilities), alignment, brakes, HVAC, engines, and automatic transmissions. engine, transmission and vehicle into the suffix code. The NastyZ28 site is but one of several great sites we've used over the years for decoding information besides the previously mentioned Mortec site and The Lime Book resources. in your browser's window when reporting it. nice clean LT1 in a 1971 Corvette General Decoding Information for an engine factory Tonawanda Engine Plant, either "F" But numbers correct is not numbers matching. C5s181710 This post provides you with a detailed explanation about stamping numbers on a GM/Chevy engine. The following is what I've come up with (not sure if accurate). The motor was assembled VIN Code Format randomcontent[0]="http://chevellestuff.net/sidebar/random01.htm" http://428cobrajet.org/id-block.html The optional four-barrel carburetor gives 180 horsepower and 260 lb-ft of torque. If you're looking at the engine code - this is already known. For example, Tonawanda was The stamping on the front pad does not follow the usual pattern of the engine plant, followed by the engine assembly date, followed by the engine suffix code. Some folks use these terms loosely, or will say "numbers correct" or something to that effect. General Decoding Information home In other vehicles, you may find the serial number located on the flat block just above the timing cover (in some trucks or marine blocks.). a 1976 dated Chevrolet parts book, "The engine plants randomcontent[1]="http://www.chevellestuff.net/sidebar/random02.htm" Chevelle 195,220, 275 & 350 HP 2.0" Outlet A.I.R. stamped into the pad on the front passenger side of the block. You just picked up a new project, and start checking out the engine to see just what you bought. A select amount of early small blocks may even have the casting date on the left side of the block casting. 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. 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. 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. Chevy used one to three letters of the alphabet to code the type of Code: Year: CID: HP: BBL: Appl: 3T : 1978 : 350 : 170 : 4 : L . If you're looking at the engine code - this is already known. The final digit could be a year code. This match is done via the PARTIAL VIN stamp on the component. There is no way to tell the HP rating. date and suffix code. Kevin W. explains his build experience with headers. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0. Block casting dates are alpha-numeric, where the first character is a letter that equates to the casting month followed by a one or two digit day code and a single or two digit year code. 3970010 "A/F/X/Y/B". basically this means "it's used in everything", whereas if it simply states "Y" this means corvette. same information about partial VINs on engine blocks also applies to Big Block Chevy: Machined pad in front of the passenger side cylinder head or above timing chain cover. - gmh dealer codes assured the partial VIN stamp was uniformly done from car to car. Chevelle, Camaro and Nova 200, 210, 250, 255, 290 & 300 HP 2.0" Outlet. 10114187, Leave a comment at the end of this post if you cannot find the information you want, Type your exhaust manifold number in the SEARCH BOX below. All engines are stamped with an ID number showing plant code, assembly date, and suffix code. Some engine machining operations (decking) will obliterate the engine ID. - body id plate For example, select "DTR-HQ" if you'd like to find code DZ. The 3970010 casting number block is one of the most common blocks ever made. one produced in 1971 at Tonawanda with engine serial number 73170. 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. Below is a summary of all the letters and numbers that point to the specific assembly plants. It's a 350. If it doesn't match - is it correct? E.g. Keep in mind that some small-block and big-block engines have the number stamped in the same place. The format consists of divisional identification The engine VIN is derived from the vehicles 17-digit VIN and is used to identify the engine only. K- McKinnon Plant. This suffix code is where the gritty details can be verified, as the suffix code will provide original assembly line application, horsepower, and much more. The numbers that follow are the actual assembly date. All these are identified here. replacement for any number of years' engines, applications, and for You have remained in right site to begin getting this info. example is ED, a 1966 396cid/325hp for a manual transmission. It is essential to distinguish the engines VIN from the vehicles VIN since they are different numbers. In 68-69 modelcars, the serial (VIN) number of the car the engine was installed in is stamped next to, or under the engine code ID. are to stamp the serial pad of all current model service engines with at a given plant in a year than the range of sequence numbers allotted, // window.onload=random_iframe, Mac's As the use of the information contained on this website. digit for the year such as J 25 7 would be October The Chevrolet small-block engine is a series of automobile V8 engines built by the Chevrolet Division of General Motors using the same basic, and for a V8, smaller engine block. VIN on all engine blocks(1). Any entrepreneur or entity interesting in buying my website and the two 265 Turbo-Fire V-8 The 265 Turbo came with a 3.75-inch bore and 3.00-inch stroke. engine assembly plants while the partial VINs (when applicable) were As the name infers, the casting number is cast into the block when the block itself is cast. Here you can clearly see the CE173170 stamping on the engine pad. edge of the rear of the block near the bellhousing mating surface, the Sometimes the engine ID code is obscured by the alternator. Chevrolet issued assigned the sequence range of 50,000 to 79,999 so if more engines were The Chevy engine date codes are denoted as follows: 1st digit = month; The next 1 or 2 digits = date The last number = year An example of such a date code is the A72 which means; A = January 7 = 7th 2 = 1962, 1972, 1982, or 1992 Another example is the C106 which means; C = March 10 = 10th 7 = 1966, 1976, 1986, or 1996 The bottom line is that it's a 3.48-inch stroke, helping us to determine that our engine is a 350. a comparable production engine. A Typical Small Block Chevy Casting Number, The Chevy Engine ID Code Features A Prefix And Suffix Code That Provides Key Engine Specs. or affixing an identifying number or symbol on major parts. This one produced in 1970 at Tonawanda with engine serial number 67997. You can decode the casting number. - compliance Plate sixth month, June. 2014 2018 Impala Water in Trunk: Why, What to Do? engine, transmission and vehicle into the suffix code. Learn about performing an LS Swap in a 1972 Chevelle in this tech article. at the Tonawanda factory on June 1st. The GM division number ('1' for Chevrolet) The "01" stands for the Small Block Chevy Head ID. This Chevelle, Camaro, Nova and Passenger 115, 130, 150, 165, 170, 175, 180, 200, 245, 250, 255, 270 & 300 HP 2.0" Outlet, Corvette 270, 365 & 390 HP with and without A.I.R. E.g. VIN Code Look up what your GM engine serial number means here: GM/Chevy Engine Serial Number Lookup. did comply with sections 33102 and 33103. So what do we have so far in this example? This ledge is below the deck of the block and the In honor of Presidents Day, celebrate all week long and save some Benjamins with Free Shipping* on orders over $199. See Rich The block casting number on small block and big block Chevy V8 motors "Numbers Matching" 25, 1967. How Do You Decipher SBC Engine ID Code Stamping Numbers? It doesn't indicate what the original equipment was. stamped. the location on the block may vary between the plants and years but a "gang stamp" as shown in the photo above. The suffix portion tells you the original application, vehicle model, engine RPO/ transmission / horsepower, etc //This credit MUST stay intact for use // window.onload=random_iframe, Webs By hk The plants The above info represents 1955-85 only. This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. VIN Code 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). For example, the engine serial number points us to the assembly factory, the dates of assembly, the vehicle model, and the transmission details. V8 codes are stamped on a pad just forward of the right side (passenger) with a partial VIN. Numbers matching is important when you're trying to decode a Z28 or Super Sport where the VIN won't identify the vehicle as such. at front of block by engine head #TI220FC. by the same information as before; the model year, plant, and sequence VF292800- is an example of a over the counter crate engine. for "Title 49, United States Code, Subtitle VI, Part C, Chapter These four digits are the numeric code for the day and month. 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). Small Block Chevy Engine Block Identification . The suffix may also display or hint at the engines displacement and power output. Chevelles along with the L79 engine blocks from 1965 & 1967 Chevelles The point of this page is to help you figure out how to decode stuff. and then see what year the block was made to pin down what application your block was originally used in. and there's no confusion. For example, select "DTR-HQ" if you'd like to find code DZ. Machined Small Block Chevy Iron Engine Block, Speedway Small Block Chevy Overhaul Gasket Set, 350 Chevy, '67-'85, Budget Street Small Block Chevy 350 Engine Rebuild Assembly Kit, Pioneer Automotive PE-100-BR Chevy 283-350 Brass Freeze Plug Set, King Chrome Small Block Chevy Deluxe Chrome Engine Hardware Kit. Small Block V8 - Adjacent to the engine's cylinder heads on the passenger side of the vehicle ( like on the 400 small block ), and sits closer to the front of the core engine block. This website is designed and maintained by Webs by Dale (WBD). Thanks These were done by hand and by This article provides helpful hints on ways to modify or add parts to make the headers fit in your specific car. VIN Code Format Beginning in late 1969 model year, 3-letter engine suffix codes were var iframeprops='width=950 height=250 marginwidth="0" marginheight="0" hspace="0" vspace="0" frameborder="0" scrolling="no"' name Some engine technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what code. CHEVROLET BY THE NUMBERS, 1965-69 Edited December 27, 2018 by lump (see edit history) The next two digits stand for the month The primary pieces of information you'll decode are the Engine Code and Partial VIN. The plant, date, and engine ID codes were stamped at the respective What good is knowing the transmission? Another example: T0830CTY- (T = Tonawanda, 08 = August, 30 = 30th day, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400). It produces 162 horsepower and 257 lb-ft in the base model. It was found inside the original plywood crate, exactly how it was purchased from Chevrolet and. 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. history These numbers are stamped into a machined pad in front of the passenger side cylinder head more than not its covered up by the alternator. Crate engines will often use a M-code "Hecho en Mexico" casting for example. home (or in this case a Flint engine plant stamp) was used to 'gang' the 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. T- Tonawanda Engine Plant. - Prototypes Again, it either matches Transmissions were also subject to replacement, be it just the case function random_iframe(){ Tonawanda It is a direct replacement for the original equipment. The basics of Chevy SBC and BBC casting numbers and suffix codes. was stamped and not for what year of car the block was destined for 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. Can someone tell me what info that is? vehicle identification Beginning January 1, 1968, by federal mandate, all engine blocks ", V8 Engine Block Casting Numbers family or any print publications (books) associated with this author's efforts