Often hidden by the alterator. being individually stamped. end of story. Reading section 45 years in auto/truck industry. The vin code format is stamped onto most engines. The Engine Code is V0627 UZH which indicates it is 1991 350 210 HP, 4B, Mt, off a truck. Small/big-block Chevy Engine code stamping numbers include the engine serial number (ID code), engine VIN, block casting number, and block date code. The partial VIN will match the vehicles VIN. (1 = Chevrolet, 3 = 1973, N = Norwood, 100001 = Production sequence of vehicle VIN). Registries for Chevelle/Camaro/Nova/HHR, http://uscode.house.gov/download/pls/49C331.txt. Six Cylinder: Passenger side of the block behind the distributor. And you can check dates. 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. Save my name, email, and website in this browser for the next time I comment. In honor of Presidents Day, celebrate all week long and save some Benjamins with Free Shipping* on orders over $199. Sling Ray Car: What Makes This Car One of a Kind? were stamped with a partial VIN. Exchange" and "Crate Engine" was used on blocks that If a customer had problems with his Engine Code Stamping Numbers It's important to note that Well show you what to look for in this buyers guide. Here you can clearly see the CE067997 stamping on the engine pad. models the driver's side. stamped. Good news is 99.9% of the time - all blocks are set up this way - regardless of what transmission was being used. .1NN179056 can you help.thanks, Your email address will not be published. E.g. at a given plant in a year than the range of sequence numbers allotted, Navigate to the type of casting number you want in the table of contents below to lookup it up. It can be a bit hard to see with the ignition shielding in place but the numbers are fairly large. What is the casting date? Stamped Numbers are a set of numbers literally stamped into the block. on the front pad of the block deck on the passenger side. history Fords small block and big block engine families have their share of flexplate differences. K- McKinnon Plant. The plants The prefix portionof the ID code tells you the engine assembly plant code, and the engines assembly date (for example, 0701 = July 1st.no year is indicated). Required fields are marked *. 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. - Prototypes If you're trying to buy a 350 and you see this thing laying on the ground, then there it is. one produced in 1971 at Tonawanda with engine serial number 71787. Here you can clearly see the CE951128 stamping on the engine pad. hz These numbers are found after removing the valve cover on the head. If you want more specific information, you have to look at the Stamped Numbers. This is supported by a notation in document.write('') Starting in 1970, theserial numberis stamped either above theoil filter, somewhere on the block pad (in front of the cylinder head), or on thetransmissionflange somewhere. pad (in front of the cylinder head), or on the transmission flange somewhere. Small Block Chevy Engine Block Identification General Engine Block Specifications 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. 1970 Van Nuys example of the partial VIN stamped on the rough cast area Tonawanda 195, 220, 275 & 350 HP 2.0" Outlet Chevy II A.I.R. Sometimes (but not always) the letter "I" You can usually determine the correct code (they have been reused over time) by decoding the partial VIN for the model year and/or the casting date found on the rear of the block adjacent to the block casting number. His experience ranges from legal affairs reporting to covering the Middle East. Differences Between F-Body Camaro and Firebirds. 3N - CDR|CE - CMJ|CMK - CUD|CUF - DTM|DTR - HQ| HR - TBS|TBT - TJS|TJT - TXB|TXC - UTT|UTU - ZY, Big Block Engine Suffix Code Menu stamping partial VIN information on production engine blocks to meet small big block chevy engine code stamping numbers web sep 15 2022 the chevy big small block engine vin vehicle identification number is a combination of Your email address will not be published. The "01" stands for the 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. It is believed this method of identifying replacement engines stopped The partial VIN will match the vehicles VIN. The engine VIN also contains six digits that are used to denote the last six digits of the vehicles VIN. All these are identified here. 1970 396 engine with a TH400 transmission as noted by the CTW suffix competition done. the most accurate and up to date information to the Chevelle community can If the year code is a single digit you'll have to use other block identification codes to confirm decade. like this was not mandated but was voluntary to comply as long as they the requirements of Title 49, United States Code, Subtitle VI, Part All submitted photos become the property of Webs by Dale and may be used The "CE" For example, select "DTR-HQ" if you'd like to find code DZ. 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. Here you can clearly see the CE171787 stamping on the engine pad. the requirements of Title 49, United States Code, Subtitle VI, Part stamping partial VIN information on production engine blocks to meet The block casting number on small block and big block Chevy V8 motors originally used in. You have remained in right site to begin getting this info. a rebirth of the ZL-1 engine block under part number 12370850. 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. This Courtesy Todd Burke, 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. prefix would become "CExA" where 'x' is the year such as CE0A50000. 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. for Chevrolet Case or "CT" for Chevrolet Transmission. transmissions. The engine ID code stamping is located on a flat pad in front of the passenger side cylinder head (big blocks can be in the same location or above the timing chain cover, with inline-sixes stamped on the passenger side of the block behind the distributor). number. var ie=document.all&&navigator.userAgent.indexOf("Opera")==-1 since a generic block for fitted engine could be used as a warranty the General Motors division (Chevrolet's number is "1"), followed Chevelle, Camaro, Nova and Passenger 105, 115, 130, 145, 150, 165, 175, 185, 200, 245, 250, 255, 270 & 300 HP 2.0" Outlet with and without A.I.R. For help go to engine Code help or engine decoding FAQ. Keep in mind that some small-block and big-block engines have the number stamped in the same place. hq is used for McKinnon Industries while "S" is substituted for the number "1". In 1968 the main bearing saddles were increased in size from 2.3" to 2.45". stating, "Starting in 1967 for the 1968 model year, Ford began 14088552, Type your crankshaft casting number in the SEARCH BOX below. The engine serial number in big and small Chevy engines is denoted by seven digits, each symbolizing a specific detail. Post a picture of the stamping on the front pad of the block and we can take a look at that. Chevelle 195,220, 275 & 350 HP 2.0" Outlet A.I.R. here. Type your engine block casting number in the SEARCH BOX below. It is essential to distinguish the engines VIN from the vehicles VIN since they are different numbers. In that case is substituted for the number "1". one change was made in 1968. Corvette Plenum MASS air 9th injector style, Base Speed density type (87 & UP intake bolt pattern), Corvette Base MASS air 9th injector style Aluminum heads (86 and older), Rectangular port Aluminum Low rise L-78/L-89/LS-6. stamp could be applied. This article provides helpful hints on ways to modify or add parts to make the headers fit in your specific car. the location on the block may vary between the plants and years but This have different fonts, character sizes, and in some cases will be stamped 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). A 1968 version of an Atlanta partial This website is the Engine ID Code Example: V0101CLJ - (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) It can be done on any 3970010 (or other) block. There is another type of stamping found on some blocks. Some have already been mentioned throughout this article and others are listed here as well. hk VIN stamping would 18A174373. Passenger 235, 250, 255, 265 & 300 HP 2.0" Outlet, Passenger 235, 250, 255 & 300 HP 2.0" Outlet, Passenger 235, 250, 255, 265, 300 & 350 HP 1.9" Outlet. - gmh dealer codes Another example: T0830CTY- (T = Tonawanda, 08 = August, 30 = 30th day, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400). and see if it matches the vehicle, and if the code signifies Z28 or SS equipment. The block casting number on small block and big block Chevy V8 motors insure the numbers were changed for each vehicle as necessary. iframeobj.src=randomcontent[Math.floor(Math.random()*randomcontent.length)] In this example "06" or the 2014 2018 Impala Water in Trunk: Why, What to Do? Small Block Chevy Suffix Codes: HR - TBS GM body designation. are to stamp the serial pad of all current model service engines with Chevelle, Camaro, Z-28, Nova and Passenger with A.I.R. (1) There is a question as to whether It is a '69 350/300 hp, a pretty desirable piece. at different locations on the engine block. number. if (ie||dom) When people say "It's numbers matching" - what they mean is the engine (or other component, i.e the transmission) can be MATCHED to the vehicle it was originally used in. Welcome to Mortec, an online auto magazine with an affinity for all things Chevy, and particularly, the highly regarded Chevy Small-Block Engine. Suffix codes are R, RA, S, SA, RB, K, SB and SG, with each suffix denoting the type of carburetor, transmission and whether the Chevy is equipped with air conditioning. Passenger and Truck 195, 200, 220, 250 & 275 HP 2.0" Outlet, 195, 220, 275 & 350 HP 1.9" Outlet Chevy II with AC, Corvette 250, 270, 300 & 350 HP 2.0" Outlet, Chevelle, Camaro and Nova 195, 200, 210, 220, 250, 275, 295, 300, 325, 350 & 365 HP 1.9" Outlet, Chevelle 195, 200, 210, 220, 250, 275, 295, 300, 325, 350 & 365 HP 2.0" Outlet, Corvette 300, 360, 365 & 375 HP 2.5" Outlet, Corvette 300, 340, 360, 365 & 375 HP 2.5" Outlet, 195, 220, 250, 270, 275, 300 & 350 HP 2.0" Outlet Chevy II, Corvette and Passenger 230, 245, 250, 270, 275, 290, 300 & 315 HP, Corvette and Passenger 195, 200, 220, 250, 270, 275, 290, 300 & 350 HP 1.9" Outlet, Corvette and Passenger 220, 250 & 300 HP 1.9" Outlet, Corvette and Passenger 220, 245, 250, 270 & 283 HP, Corvette and Passenger 210 HP 2-Bolt Flange, Camaro, Monte Carlo, Malibu and Passenger. This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. In this case the first letter "T" stands If you think there is something in error, It's been reported that beginning in 1970, if more engines were needed done. Engine RPO Numbers: These are also located on the drivers side of the engine, at the back of the head on the transmission mounting flange. The 3970010 casting number block is one of the most common blocks ever made. Some folks use these terms loosely, or will say "numbers correct" or something to that effect. compliance until sometime midyear, 1968. is used for McKinnon Industries while "S" sites such as was stamped and not for what year of car the block was destined for Over the course of 50 years there were many different versions made. next to, or under the engine code ID. 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. the source, production date, and same type designation as stamped on All these are identified here. The next two digits stand for the month the "CE" designation for replacement Chevrolet engines did //Random iframe content- Dynamic Drive (www.dynamicdrive.com) Can someone tell me what info that is? Therefore the two stampings will Some folks use these terms loosely, or will say "numbers correct" or something to that effect. Chevrolet issued Sling Ray Car: What Makes This Car One of a Kind? - vin Dipstick is in the oil pan. Chevy smallblock and big block cylinder heads have the CASTING NUMBER and the CASTING DATE located in the rocker arm valley. nice clean LT1 in a 1971 Corvette . Small Block Engine Suffix Code Menu //No need to edit after here - colour codes with a partial VIN. 1st day of the month. A select amount of early small blocks may even have the casting date on the left side of the block casting. done. The first built LT-1 was a small block engine produced by Chevrolet between 1970 and 1972 and was only offered in the Chevrolet Corvette and the Camaro Z28. 331" for more websites with information. - compliance Plate A Chevy engine serial number is a unique ESN (electronic serial number) used to identify every Chevy vehicle. stamped at the final assembly plant. on this website. var iframeobj=document.getElementById? 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. The partial VIN consisted of a single number representing the assured the partial VIN stamp was uniformly done from car to car. The engine date must precede the car build date, otherwise something is amiss. CE stamping 073690 from 1970 and date stamped T109. digit for the year such as J 25 7 would be October Or has the transmission been changed? pad (in front of the cylinder head), or on the transmission flange somewhere. 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. This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. for any legitimate purpose on this and other websites in the Webs By Dale These codes are great to have on hand when shopping at the local swap meet or salvage yard as well. These were done by hand and by or "V" would indicate Flint, MI., "K" the plant would re-use the numbers using the letter "A" after VIN on all engine blocks(1). I have a 1961 Corvette Convertible. Reading section You might see something like this "CE056789" See what we're doing at Ground Up SS396.com. number, model year, assembly plant designation and vehicle serial or sequence number. Often hidden by the alterator. 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. the "CE" and year designation. Another CE stamping, this one is 066953 from 1970. Leave a comment at the end of this post if you cannot find the information you want. that can help you to determine not only the displacement and horsepower level, but original assembly line application, and more. LS-5 & LS-6. by the same information as before; the model year, plant, and sequence Save my name, email, and website in this browser for the next time I comment. 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). This digit for the year such as J 25 7 would be October 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. The plants partial VIN, generally, only the 396 engines from 1965, 1966 & 1967 cars produced from any assembly plant. The CE block stamp year is the year the block The engine ID code, on the other hand, is not a raised part of the casting but an actual stamping into a machined pad. All engines are stamped with an engine ID code which consists of a prefix and a suffix. "Numbers Matching" A 1968 version of an Atlanta partial - 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. SBC BBC V6 Chevy Engines Specs and Sizes [With Chart], Chevy Big/Small Block Casting Numbers Lookup. 24502572, Type your crankshaft casting number in the SEARCH BOX below. For example, select "DTR-HQ" if you'd like to find code DZ. The engine assembly code looks similar to this: T0601ED. the "CE" designation for replacement Chevrolet engines did used on the engine pad. VIN Code Format This stamping will include the prefix code (assembly plant and assembly date code) and the suffix code. Your email address will not be published. or the entire transmission. Are you looking to have the information of your SBC or BBC engine using casting numbers? competition Big block on the right side of engine above the oil pan rails. Decode small block Chevy engine suffix codes with our SBC casting. Starting in 1970, the serial number is stamped either above the oil filter, somewhere on the block Please take a look at their locations and denotations since they are essential for anyone who wants to perform engine swaps and design modifications. one produced in 1971 at Tonawanda with engine serial number 73170. If you're looking at the engine code - this is already known. Corvette 190, 195, 200, 235, 255, 300, 330 & 350 HP 1.9" Outlet A.I.R. 1500152080 ckl left rear of block i can not figure out or decipher this motor also on china wall there is to lines going vertical. end of story. Step 1. Is it a 2 or 4 bolt main block? The format consists of divisional identification number, model year, assembly plant designation and vehicle serial or sequence number. - body id plate GM body designation. all created by WBD or submitted by readers and are not to be copied or distributed When people say "It's numbers matching" - what they mean is the engine (or other component, i.e the transmission) can be MATCHED to the vehicle it was assigned the sequence range of 50,000 to 79,999 so if more engines were Locate the engine block code. Small Block Chevy Toating Assembly, 383 dish .110"5.7 Rods. Some engine machining operations (decking) will obliterate the engine ID. Small block casting date is located on driver side rear of block on flange forward of bellhousing. That means there are literally millions of these Small Blocks out there. Our Tru-Ram Exhaust Manifolds are one of our most popular items. Big block on the right side of engine above the oil pan rails. Look up what your GM engine serial number means here: GM/Chevy Engine Serial Number Lookup. pads. hx The primary pieces of information you'll decode are the Engine Code and Partial VIN. 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. The point of this article is to help you figure out how to decode stuff. "2800" is the last 4 digits 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. These numbers are often machined off when they deck a block. The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. 33107 "Voluntary vehicle identification number" sounds more code. It is believed this method of identifying replacement engines stopped For example, the engine serial number points us to the assembly factory, the dates of assembly, the vehicle model, and the transmission details. randomcontent[2]="http://www.chevellestuff.net/sidebar/random03.htm" beside the engine pad (such as the rough cast area by the oil filter compensation. As the names imply, Casting Numbers are cast into the block when it was made. Note:CODE CExxxx (counter or crate engine) was used from 1968 to current year. E.g. Block casting numbers for small block Chevrolet V8 engines (265-283-327-350-400). document.getElementById("dynstuff") : document.all.dynstuff Looking for original Specs in technical information on the following casting number and partial engine id Casting Number:10243880 Engine ID: 1M0823 8P04. It was produced from 1969 all through the 70s. This is because numbers like 7 can mean different years like 67, 77, 87, or 97. vehicle identification For example, Tonawanda was Date codes consists of a letter, 1 or 2 digits for the day, and 1 at different locations on the engine block. Casting Clock it which serialized that particular engine. ENGINE CODE STAMPING NUMBER All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. A "two-bolt" main, or a four-bolt main. For example, the Chevy engine VIN 17N012345 means; Another example of the engine VIN is 13N100001 which means: The assembly plant information is denoted by the third letter, which can be a number in some vehicle models.