is substituted for the number "1". the "CE" and year designation. The engine VIN is derived from the vehicles 17-digit VIN and is used to identify the engine only. 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. VIN stamping would 18A174373. I'm trying to decode the engine code stampings on the front lip of the cylinder heads on the passengers side of the vehicle. you might see "T0601ED 6A174373" 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. And/or - you can check dates to make sure everything came together when original. stamped. VIN Code Format "Numbers Matching"
.1NN179056 can you help.thanks, Your email address will not be published. A CE engine is a warranty replacement or an engine that was bought from the parts department. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. Code: Year: CID: HP: BBL: Appl: 3T : 1978 : 350 : 170 : 4 : L . LS-5 & LS-6, Corvette 270, 365, 390 & 425 HP with and without A.I.R. Note: CODE CExxxx (counter or crate engine) was used from 1968 to current year. Beginning January 1, 1968 the federal government requested voluntary 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. 2014 2018 Impala Water in Trunk: Why, What to Do? On some Saginaw blocks, intakes and exhausts a "clock" was cast into the block. compensation. And you can check dates. The engine assembly code looks similar to this: T0601ED. A CE number indicates a complete engine, or perhaps a short block. Your email address will not be published. V8 codes are stamped on a pad just forward of the right side (passenger) Project Chevelle got LS swapped! holder allowed for consistency in the particular characters used and Our sample block casting date in the photo at left is I 9 57, which would decode as September 9, 1957 (as found on a 1958 348 small block). one change was made in 1968. The motor was assembled The point of this article is to help you figure out how to decode stuff. after the 1975 model year. Some engine were warranty replacement engines. rough cast area next to the oil filter and sometimes the stamping is Big Block Chevy: Above timing chain cover. iframeobj.src=randomcontent[Math.floor(Math.random()*randomcontent.length)] = 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 . Below we have compiled a list of sites with casting/production info we found useful in our travels. compliance until sometime midyear, 1968. All engines are stamped with an engine ID code, consisting of assembly plant code, production The vin code format is stamped onto most engines. . The engine date must precede the car build date, otherwise something is amiss. Can someone tell me what info that is? "2800" is the last 4 digits That eliminates the 400 and 305 possibilities. nice clean LT1 in a 1971 Corvette For example, Tonawanda was Where Are Chevy Small Block Casting Numbers Located? engine that was stamped "CE" with a 6-digit number following 6 Best Camshafts For 350 With Vortec Heads 2023 [Review], 10 Best Shocks for Your Silverado 1500 Review [2023]. As var iframeobj=document.getElementById? http://uscode.house.gov/download/pls/49C331.txt or search the Internet Morec1@aol.com. In 68-69 model cars, the serial (VIN) number of the car the engine was installed in is stamped Casting Date Example: E038- (E = Month, 03 = Day, 8 = Last digit of model year (1978)). Locate the engine block code. A 1968 version of an Atlanta partial If those numbers are missing or look funky I would not pay any big bucks for it. However, a properly prepared 2 bolt main engine will work just fine (often times you'll lose a rod bolt before you break a crank because it's "only" a 2 bolt main). Each individual // window.onload=random_iframe, Webs By The "CE" engine code is not really . Chevy used one to three letters of the alphabet to code the type of Another example: A Targetmaster engine (p/n 14009800) built in 1985 could have a code stamped as follows:
If a customer had problems with his In some casessuffix codes are reused twice or moreover time, in this event check the partial VIN code orblock casting datecode and then see what year the block was made to pin down what application your block was originally used in. //Specify IFRAME display attributes Exchange" and "Crate Engine" was used on blocks that Sometimes (but not always) the letter "I" The Chevy big/small-block engine VIN (vehicle identification number) is a combination of digits that indicate the type of vehicle the engine is installed in, the model year, and the assembly plant. otherwise - it's not. far as research has shown, Chevrolet did comply. This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. Chevy Camaro 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. ledge forms the mating surface between the block and the transmission Hey man - is this a 4 bolt main? replacement for any number of years' engines, applications, and for How Do You Decipher SBC Engine ID Code Stamping Numbers? The 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. The format consists of divisional identification number, model year, assembly plant designation and vehicle serial or sequence number. 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. C, Chapter 331 (effective January 1, 1968)." Stamped Numbers are a set of numbers literally stamped into the block. //This credit MUST stay intact for use The partial VIN will match the vehicles VIN. assured the partial VIN stamp was uniformly done from car to car. Our Mopar flexplate buyers guide will help. 33107 "Voluntary vehicle identification number" sounds more Often hidden by the alterator. by the same information as before; the model year, plant, and sequence If you think there is something in error, The above info represents 1955-85 only. It was produced from 1969 all through the 70s. it which serialized that particular engine. The next two digits stand for the month digit for the year such as J 25 7 would be October document.write('
') were stamped with a partial VIN. All these are identified here. since a generic block for fitted engine could be used as a warranty A Typical Small Block Chevy Casting Number, The Chevy Engine ID Code Features A Prefix And Suffix Code That Provides Key Engine Specs. home
did comply with sections 33102 and 33103. Camaro and Z-28 200, 210, 245, 250, 255, 290, 300, 330 & 360 HP 1.9" Outlet A.I.R. 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. The first letter of the stamp tells us where the engine was assembled. For example, when it comes to service blocks and crate engines you generally will not get a full engine ID because there wasn't an original application. 25, 1967. hx
or affixing an identifying number or symbol on major parts. Chevrolet Performance 19210009 SBC 350 HO Turn-Key Crate Engine. There are two very important sets of numbers on Chevy small blocks (well, big blocks and even inline-six engines too!) employed a 'blank' stamp to obliterate a mistaken stamp so the corrected General Motors standardized this procedure by using what's called compliance until sometime midyear, 1968. It doesn't indicate what the original equipment was. hj
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
This will not be the same as the block's casting date (more on casting dates below). Here you can clearly see the CE951128 stamping on the engine pad. . 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 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. The engine assembly code looks similar to this: T0601ED. number. 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. 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. Engine Code Stamping Numbers the "CE" and year designation. They also show the date of assembly and the vehicle model in which the engine was installed. Registries for Chevelle/Camaro/Nova/HHR, http://uscode.house.gov/download/pls/49C331.txt. 1. TR6060 vs. T56 Magnum vs. CD009 vs. TKO600: Which Is The Best? VIN could be stamped into a different area of the block; the flange 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. The digit denoting the month is usually a letter between A and L but can include numerical numbers in some instances, with 1 indicating January and 12 indicating December. General Motors standardized this procedure by using what's called Look behind the distributor on the passenger side of the block if it is a six- cylinder GM motor. or the entire transmission. You might see something like this "CE056789" please note the exact page by its address would be stamped with a partial VIN consisting of a single number for This example happens to be a September 22-built - body id plate
Decode small block Chevy engine suffix codes with our SBC casting. here. and then see what year the block was made to pin down what application your block was originally used in. this date is accurate for federal mandate that engine blocks be stamped In 1987 CLJ is a 305 L69 in a monte carlo, or in 1971 it's a 400 from a the requirements of Title 49, United States Code, Subtitle VI, Part Real idenity is the number stamped on the passenger side head coding it to a camaro and such, but those numbers can be forged. hq
The block casting number on small block and big block Chevy V8 motors If you're looking at the casting # information and it mentions The clock is a circle of 10 dots, one dot for each hour of a shift (usually 10 hour shifts). randomcontent[2]="http://chevellestuff.net/sidebar/random03.htm" Engine Code Stamping Numbers This will be denoted by a single digit for the last year of a decade (1966=6, and so on). Save my name, email, and website in this browser for the next time I comment. 4xxx is the Corvette Range. Before a federal mandate that all engine blocks be stamped with a 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 engine ID code, on the other hand, is not a raised part of the casting but an actual stamping into a machined pad. Here T099 represents Tonawanda (T), September (09), 1969 (9), Warranty engines will be date stamped on the starter mount pad. There is no way to tell the HP rating. It is a direct replacement for the original equipment. These will tell you general information about the engine. same information about partial VINs on engine blocks also applies to a comparable production engine. in your browser's window when reporting it. was stamped and not for what year of car the block was destined for 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. end of story. (or in this case a Flint engine plant stamp) was used to 'gang' the Sometimes the engine ID code is obscured by the alternator. for any legitimate purpose on this and other websites in the Webs By Dale Beginning January 1, 1968, by federal mandate, all engine blocks Thanks . Some folks use these terms loosely, or will say "numbers correct" or something to that effect. Another CE stamping, this one is 066953 from 1970. 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. What's The Difference Between The Casting Number And Engine ID Code? Once you identify something - like the above vette block, then you can conclude what What good is knowing the transmission? at a given plant in a year than the range of sequence numbers allotted, for Chevrolet Case or "CT" for Chevrolet Transmission. These blocks were cast using the. with a partial VIN. hg
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. This This The serial numbers are registered to Chevrolets engine block registry to ensure easier identification. 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. a comparable production engine. I have no idea. drilling the holes is a machining operation. name
insure the numbers were changed for each vehicle as necessary. the location on the block may vary between the plants and years but 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. domain names and wishing to carry on the ChevelleStuff tradition of bringing Sling Ray Car: What Makes This Car One of a Kind? 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. These will have a stamp something like "CC" Suffix codes are either alphabetical or alphanumeric. These codes are great to have on hand when shopping at the local swap meet or salvage yard as well. - gmh dealer codes
Click here to view our promotions! E.g. Corvette, Passenger and Truck 195, 200, 250, 275, 300 & 350 HP 1.9" Outlet A.I.R. But numbers correct is not numbers matching. cars produced from any assembly plant. If it codes out as a 1/2 ton application - we can bet money it's only a 2 bolt. 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. Engine Assembly Date/Suffix Code: ENGINE CODE STAMPING NUMBER All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. Big block on the right side of engine above the oil pan rails. hk
The format consists of divisional identification For help go to engine Code help or engine decoding FAQ. (or in this case a Flint engine plant stamp) was used to 'gang' the machining operations (decking) will obliterate the engine ID. You need to decode the engine is used for Saginaw Service. stamped into the pad on the front passenger side of the block. 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. 14088552, Type your crankshaft casting number in the SEARCH BOX below. Some had better heads, more compression, or even more cubic inches. These numbers are often machined off when they deck a block. 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. In honor of Presidents Day, celebrate all week long and save some Benjamins with Free Shipping* on orders over $199. 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). They help in identifying the assembly factory of the engine block you shave. //For full source code, and Terms Of use, visit http://dynamicdrive.com VIN stamping would 18A174373. The final digit could be a year code. //This credit MUST stay intact for use In 1972 and on, it was simply "N". Call 800.979.0122, 7am-10pm, everyday. monte carlo. compliance of identifying major parts of a motor vehicle by inscribing 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 but if it's a 3/4 or 1 Chevelle, Camaro and Z-28 115, 130, 145, 150, 160, 165, 170, 175, 180, 185 & 245 HP 2.0" Outlet A.I.R. hx
It's a 350. Select the portion of the alphabet for your code. The 327 Chevy engine is stamped on a machined pad on the front passenger side cylinder head usually behind the alternator. Post a picture of the stamping on the front pad of the block and we can take a look at that. Starting in 1970, the serial number is certainly stamped . 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. Sometimes (but not always) the letter "I" WBD shall not be held liable for any loss resulting from As you can see - codes are reused and/or they span years. 99% of the time, the casting # won't indicate anything. (1 = Chevrolet, 3 = 1973, N = Norwood, 100001 = Production sequence of vehicle VIN). being individually stamped. 444516- Sequential number. Select the page below which the range the suffix code you'd like to find falls under. stamped at the final assembly plant. Save my name, email, and website in this browser for the next time I comment. All engines are stamped with an engine ID code which consists of a prefix and a suffix. Some folks use these terms loosely, or will say "numbers correct" or something to that effect. ledge forms the mating surface between the block and the transmission The suffix portion tells you the original application, vehicle model, engine RPO/ transmission / horsepower, etc 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. Looking for original Specs in technical information on the following casting number and partial engine id Casting Number:10243880 Engine ID: 1M0823 8P04. By Year (1964-1972). - compliance Plate
Casting Date Example: E038 - (E = Month, 03 = Day, 8 = Last digit of model year (1978)). 6 cylinder engines are stamped on the passenger side of the block behind the Reading section this date is accurate for federal mandate that engine blocks be stamped And they are less important when youre trying to quickly see if its a 283 cubic inch motor or 400 cubic inch. Note:CODE CExxxx (counter or crate engine) was used from 1968 to current year. Besides, the location varies between Chevy vehicles due to configurations and model numbers. by the oil filter. The "DB" on the end of the engine code does represent a Chevy small block 283ci 230hp with Powerglide . This is my opinion, and the generally accepted norm: Take a truck 350. - 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. The numbers that follow are the actual assembly date. Decoding the ID numbers on Chevy Smallblock motors: (Info compiled Ray Buck [09/23/2000]) Since there are several numbers on the block, we need to identify the ones we're gonna use. Engine Code Stamping Numbers All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. Exchange" and "Crate Engine" was used on blocks that 10S437638 & V0312CTG. The location of this code depends on the type of engine, typically as follows: Design, layout and website photographic images were engine that was stamped "CE" with a 6-digit number following E.g. C, Chapter 331 (effective January 1, 1968)." - compliance Plate
as needed. Well help you determine the correct flexplate for your Chevy engine in this buyers guide. Feb 13, 2018 This is actually a pretty desirable block for the Corvette crowd as a starting point for a restoration engine. 45 years in auto/truck industry. See what we're doing at Ground Up SS396.com. Rich the thing is - you need more than the casting #. This match is done via the PARTIAL VIN stamp on the component. This match is done via the PARTIAL VIN stamp on the component. Anyways, that's what that circle thing is (if you happen to see it on something). All engines are stamped with an engine ID code which consists of a prefix and a suffix. Small Block Chevy: Machined pad in front of the passenger side cylinder head. As we described above, the suffix tells you application, original model, engine RPO, horsepower rating, and transmission that were originally mated to the engine. Late model small blocks and early big blocks will have the date on the passenger side of the block. "Numbers Matching" vx
without express consent from WBD in writing. V8 codes are stamped on a pad just forward of the right side (passenger) cylinder head. for "Title 49, United States Code, Subtitle VI, Part C, Chapter 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. but is often erroneously referred to as "Counter Engine", "Counter the requirements of Title 49, United States Code, Subtitle VI, Part The basics of Chevy SBC and BBC casting numbers and suffix codes. Save at SS396.com. In 1968 the main bearing saddles were increased in size from 2.3" to 2.45". transmissions. code. What's this A/F/X stuff? V8 codes are stamped on a pad just forward of the right side (passenger) cylinder head. The engine serial number in big and small Chevy engines is denoted by seven digits, each symbolizing a specific detail. Blue Seal Certified Author of auto/truck repair information. Chevrolet issued E.g. var iframeprops='width=950 height=250 marginwidth="0" marginheight="0" hspace="0" vspace="0" frameborder="0" scrolling="no"' var ie=document.all&&navigator.userAgent.indexOf("Opera")==-1 Lets find out! The block casting number on small block and big block Chevy V8 motors //No need to edit after here for "Title 49, United States Code, Subtitle VI, Part C, Chapter you might see "T0601ED 6A174373" ONE NOTE: Casting #'s will trump the code on a descrepancy. rough cast area next to the oil filter and sometimes the stamping is required the numbering would start over again at 50,000 but the "CE" details accurate. Corvette 190, 195, 200, 235, 255, 300, 330 & 350 HP 1.9" Outlet A.I.R. The prefix portion of the ID code tells you the engine assembly plant code, and the engine's assembly model year, a letter for the final assembly plant, and followed by the
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