"1" stands for January, "2" for February, and so forth up to "9" for September. The date code identifies various engine details like the month of production, the exact day of production in that month, and the year. Should the block be replaced with a completely new unit with a warranty, a stamp would be placed showing CE, followed by a 6-digit serial number. I have a 350 that is in my 64 Impala. This will show you how to also look up the . Application Engine VIN HP BBLS GM Body/Comments 3N 1978 305 U LG3 - 145 2 Firebird/school bus 3T 1978 350 L LM1 - 170 4 Firebird/school bus 3X 1978 305 U LG3 - 145 2 Phoenix/school bus 9A 1980 305 H LG4 - 155 5 full size/school bus AAA . (Smog Pump), Powerglide Transmission w/ A.I.R. Enter the engine serial number suffix code in the Search box to find out the year, C.I.D, etc. Otherwise, youll have to look for it manually. Reply, I found a unmolested 283 it has F0202D stamped on it & casting # 3756519 which I believe it is a 58-62 283 what are the stamped #? Chit Chat Area, Anything on your mind goes here. CE can otherwise be translated as counter engine, counter exchange, or crate engine. Some codes are used for more than one model year and some for E.g. Thanks, Lots of good info. The first character is used to determine which assembly plant built that engine. Chevy Small Block Engine Suffix Codes [G-K] Code Year CID HP BBL Appl G 1957 283 2 turglide G 1955 265 - man trans, 3 spd GA 1965 283 195 2 3 spd trans. } Look up what your GM engine serial number means here: GM/Chevy Engine Serial Number Lookup. There are too many to list here, but letter codes starting with an "A" or a "B" indicate a 235-cubic inch 6-cylinder engine. 262 through 400 (more . There are only a handful of American car companies that are as iconic or as well-known as Chevrolet, or as most would like to call them, Chevy. },{ Check the next character to determine the month the engine was made. The 396 and 427s began with an I. Car ReviewsExperiencesNewsMotorsportProduct ReviewsTroubleshootingTrending. Open the hood. The CML that follows is the suffix code. TR6060 vs. T56 Magnum vs. CD009 vs. TKO600: Which Is The Best? 2 - The following two digits are numbers that indicate the production month and the other two numbers that indicate the day of the month. The engine has a block stamping #3731548, The Vin No. Reply, Vin# 3C144A102500 Block# Con 2 282 3788406 F1003N Head # 4437F1Do you know what size engine this is.On 09/04/2022 at 6:44 pm If you're looking at the engine code - this is already known. While its mostly trivial, it can come in handy for those few, specific occasions. Your email address will not be published. The prefix pertains to information regarding the assembly. - compliance Plate They are designed with safety in mind, so you can feel safe in any of these vehicles. Roch E4ME carb. 1 - The first digit is a letter that indicates the engine manufacturing plant. The engine serial number in big and small Chevy engines is denoted by seven digits, each symbolizing a specific detail. hj The picture attached is from the engine VIN pad. Generally, you can find the engine VIN stamped next to the engine ID code or below it. In the case of Chevrolet, its engines have a 7 to 8-digit serial code stamped onto the engine block. 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. Lets remind ourselves that the suffix on the engines serial number may be repeated and reused for several different models at one time. The only engine showing an "ID"suffix is the full size Chevys from 1966 through 1968 with the special hi perf 427 (425 HP). Abbreviations: A.I.R. document a code not listed, please contact me through the Contact menu Sling Ray Car: What Makes This Car One of a Kind? Suffix code will identify the engine's displacement, destination vehicle, transmission option, smog setup, air conditioning and performance level (High Performance Only). The 57 block could not be installed in a 58. 1964 67 Chevy II V8 engines do not share suffix codes with other Chevy passenger cars due to their unique engine blocks. The first 4 or 5 letters / numbers usually provide enough technical information for a car parts supplier to find the right engine related car part for you. Rich home The middle 4 digits denote the date the engine was built, with its month and day of production. 1. Many folks want to know where to look for these Chevy engine casting numbers and codes on blocks and cylinder heads so we decided to put these pages with photos together to help you find them. I have what appears to be 2 1963 Chevy 283's. They both have the same code on them in virtually the same location, back of engine on driver's side. The 230 & 250 L6 can share the same suffix codes and block casting number. The suffix is where it gets tricky, as it can vary across thousands of variations throughout Chevrolets history. }] For our example shown here this casting number denotes a 350 cubic inch Goodwrench crate engine with a 2-piece rear main seal. Small Block Chevy Suffix Codes: CUF - DTM. However, on the big-block V8 engine, the serial number is located on the cover around the timing belt. THERE WERE NO FACTORY INSTALLED V8 engines in the 1962 - 63 model years. Ive just learned that Chevy even makes engines for boats and other watercraft. Engine stampings evolved in the early years of the Chevrolet V8 engine. (Air Conditioning), 3-speed Manual Transmission, 4bbl Carb w/ C.A.C. Quickly, A = Chevelle, F = Camaro, X = Nova. This is a corvette block casting number. (Air Conditioning), Manual Transmission, 4bbl Carb w/ A.I.R. Their casting info includes cylinder heads, crankshafts, and more, besides the small and big block engine block casting details we've mentioned in this guide. 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. E.g. The first character, "F", stands for the Flint, Michigan assembly plant. not been confirmed with at least A 1959 Corvette Engine with the same specifications used "DG" as the suffix. https://www.trifive.com/forums/showthread.php?t=79427, https://www.trifive.com/forums/showthread.php?t=175309. Decoding small block Chevy engine suffix codes and stamped numbers: DTR - HQ. R. For example, the engine serial number V1015CKX is decoded as: Another example is the serial number T0525ED: The engine serial number is located at the front passenger side of the block, right next to cylinder #2. So, take a look at this engine pad. https://www.trifive.com/forums/showthread.php?t=79427, https://www.trifive.com/forums/showthread.php?t=175309. ED-IY | The easiest method is by finding your car's VIN number. var randomcontent=new Array() (Air Conditioning), Powerglide Transmission w/ C.A.C. So, why bother with it? Most would likely not have to, since every new Chevy car follows a different standard in registering its engine serial codes. Chevy Engine Serial Number Lookup, Small Block (SBC) V8 Engines 3N - CDR CE - CMJ CMK - CUD CUF - DTM DTR - HQ HR - TBS TBT - TJS TJT - TXB TXC - UTT UTU - ZY Chevy Engine Serial Number Lookup, Big Block (BBC) V8 Engines 0FC - 9XZ AAA - CTB CTH - IJ IK - MZ Q - YZ Click on any one of those menus, and you'll find information concerning the: Quickly, A = Chevelle, F = Camaro, X = Nova. "name": "How To Find Engine Size On Engine Block", Talk to the experts. Click on any one of those menus, and youll find information concerning the: Just to help you get in tune with grasping how to decode a Chevy engine serial number lookup result, weve prepared some examples. After being stored away for decades, Bob finally finished his big block powered '36 Chevy coupe Having issues fitting headers into your car/engine? function random_iframe(){ Below is a summary of all the letters and numbers that point to the specific assembly plants. Roch E4ME carb. Rebuilding An Engine How Its Done The Right Way. "@type": "Question", The Chevy engine date codes are denoted as follows: An example of such a date code is the A72 which means; One crucial piece of information to remember about the year is that more information is needed from the other numbers (serial and VIN). Our Tru-Ram Exhaust Manifolds are one of our most popular items. "name": "How To Read Chevy VIN Numbers", (Air Conditioning), Powerglide Transmission w/ A.I.R. 1962 - 67 Chevy II - Nova - Acadian will have multiple pages. Parts & Accessories links. DISCLAIMER This information is provided as a courtesy to the Chevy II enthusiast. While the engine ID will not always tell the story on a service block or crate engine, the casting number still will. In order to obtain the actual date of that block manufacture,look for the eng. 3N, AAA, AJD, etc. Yet, Chevy also makes robust SUV and truck engines that could, at times, outlast its owner, let alone putting 1,000,000+ problem-free miles on the clock. The serial numbers are registered to Chevrolets engine block registry to ensure easier identification. Or, perhaps discern as to what model year or generation of engine it belongs to. 1966-67 3862194 283 - - 2 Chevy II 1962-66 3864812 283 230 - 2 car, truck 1964-67 3868657 327 300 - 2 1962 . Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting, maintenance, and more! Ask me anything! This is then recorded onto Chevrolets own engine block registry. Although, it might also be stamped on replacement engines. The casting number can inform us of a few key details about the engine. Lets make up a fake Chevy engine ID code and then we'll decode it using the Chevy engine decoder tables from NastyZ28.com. Chevrolet Block Identification number locations. Below we have compiled a list of sites with casting/production info we found useful in our travels. Reply, I have a 1971 Corvette with an engine front number on it; DO311CH upper &13-578309 lower. 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. "@type": "Question", (Air Conditioning), Powerglide Transmission w/ A.I.R. Theyve also gone ahead and sorted them for either small- or big-block V8 engines. For what I assume to be 95% of your ownership period of a car, youre likely to never care or have to worry about needing a Chevy engine serial number lookup. Reply, I have a 327 engine ID F0723S, block casting 3782870, can you tell me what year this is and/or maybe what it came out of?On 10/11/2022 at 11:34 pm Otherwise, if you know the specific model or variant of your vehicle, a quick Google search can tell you what type, displacement, or layout your engine is, without needing the VIN at all. D - HZ | I have yet to figure out the 6digit # on the right front. Engine Code Stamping Numbers. Three letter engine codes started in 1970. - trim codes Roch E4ME carb. "text": "For the most part, yes, Chevy 350 blocks are (nearly) the same. Block VIN codes were started as early as 1962, and became manditory in 1968. . (Smog Pump) Taxi, 3-speed Manual Transmission w/ A.I.R. AI: This is your engine code, which you can then use a VIN decoder tool on the web to figure out what specific engine your car has. Once youve located the 17-digit VIN, look at the 8th digit. entries Showing 1 to 10 of 2,069 entries Previous Next Big Block Engine Serial Number Lookup Enter your engine SUFFIX CODE in the Search box below. Suffix codes for small block V8's are stamped on a pad located on the front of the passenger side cylinder head as shown in this example: . We still don't know what the cast in date code on the block is - that would nail down what year. On V8 engines the suffix codes can be lost when the engine block cylinder deck is milled. The casting number here is at least 6 digits or longer. Big Block Chevy: Above timing chain cover. A two-letter engine code starting with a "C" denotes a 265-cubic inch V-8, and "E", "F" and "G" codes indicate a 283-cubic inch V-8. Is it the original for the vehicle? L99 vs. LS3 vs. LS7: Which Is The Best Engine For You. so I've been moving a 283 around my garage for 20 years, man time flys. (Air Conditioning), Manual Transmission, 4bbl Carb & A.I.R. Therefore, most of the holes for sensors, as well as the head bolt patterns, are shared across most 350 blocks. The Fora platform includes forum software by XenForo. If theyd run out of numbers, the letter A is added. On top of that, you could also scour about to find your Chevys engine block casting number. Experience is what you get when you don't get what you want! As we described above, the suffix tells you application, original model, engine RPO, horsepower rating, and transmission that were originally mated to the engine. Roch E4ME carb. by year. Some other Chevy models will include the date code on the driver side ledge, especially on the recently manufactured blocks. This will be denoted by a single digit for the last year of a decade (1966=6, and so on). You'll find it on the drivers side on flange ledge fwd. Transmission Diagnostic Cost What Should You Expect To Pay? I had a problem with my computer a little over a . Numbers were normally not used, but I believe there are exceptions to this. 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. home 7 Absolute Best Carburetors for Chevy 350 in 2023 [Review]. Note, that the engine number is specific to the engine block, and its different from the chassis number. TBG-YZ. Quickly, A = Chevelle, F = Camaro, X = Nova. . Chevrolet reused (perhaps recycled is a better word) engine suffix codes from one year to the next. (Smog Pump) & C.A.C. If you're looking at the engine code - this is already known. On Chevrolet trucks, for example, the VIN code is printed on a tag that you can find either by the dashboard (under the windshield), or it's found by the engine firewall or door jamb. While not as descriptive as the serial number itself, the block-casting info can narrow your search down to precisely what engine youre working on. Your email address will not be published. However, while the humble small block engine has less power and torque by default, you can easily tune an SBC to produce far more power than most big block engines. A.I.R. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting, maintenance, and more! Excellnt way of expaining, and pleasant paragaph to get Makes maintenance easier, as technicians and mechanics can easily run your ESN through say, a Chevy engine serial number lookup tool, and know what needs to be done. Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. hz Engine ID Code Example: V0101CLJ - (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) Engine Plant Code Flint (Motor/6-cyl) F Hydramatic H St. Catherines, Ontario K (McKinnon Industries Canada) GM of Mexico M Saginaw Service S . Hence, why do some wonder as to how one can perform a Chevy engine serial number lookup? "acceptedAnswer": { Engine Suffixe Code Year C.I.D. It should go without saying, but if you do not know what you are doing leave the engine, transmission & suspension work to experienced mechanics. Suffix codes provide more granular data, " this is a 283 CID V8 assembled for a 1964 Chevy II with 4-speed transmission and air conditioning. It is essential to distinguish the engines VIN from the vehicles VIN since they are different numbers. For 6-cylinder engines, check behind the distributor on the right hand, or passenger, side of the block. 283 3.875 3834810 3849852 . //No need to edit after here at front of block by engine head #TI220FC. 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.). This makes the 1957 Chevy immediately recognizable and highly prized by most auto collectors. (Air Conditioning), Manual Transmission, 4bbl Carb & C.A.C. IA - ZN (Does not include Txx coded Thank you for your time, I have a 283 stamped F0202D & also 3756519 which I believe denotes a 58-62 28. Chevy made due with slight revisions in 1956, but in 1957 added tail fins, a styling trend of the time. Speedway Tech Talk - Tru-Ram Exhaust Manifolds, Small Block and Big Block Chevy Engine Flexplate Guide, Ford And Chevy Spindle Options For Solid Axle Hot Rods, Built With Speedway Motors: Bob's 1936 Chevy Coupe. External site for 73-87 pickup (C10/20, K10/20) engines. In 1955-56, it was simply a continuous serial number, but one that didn't match the serial number of the Corvette. CGR - CZU | Project Update Section, Post Project Updates Here, Suspension Questions Chassis, Brakes, Shocks, Etc. Reply, F0419DE chevy small block wmgime stampimg .what year and size is my engineOn 05/11/2022 at 2:25 am On a small block Chevrolet, the casting number is found at the rear of the block on the driver's side (as is with Chevy's big block engines). If you think there is something in error, I have a 1961 Corvette Convertible. Its hard to find a complete catalog. - body id plate 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. However, while the vast majority out there associate this classically homegrown Detroit brand with cars, wed sometimes forget theyre a maker of engines, as well. vx All these are identified here. Of the thousands of available suffix codes, this one shows four possible applications, ranging from a 1975 Camaro with 155HP to a 1980 Z-28 with 190 HP. An example of a 1957 Chevrolet engine code is F223EM. hk The Fora platform includes forum software by XenForo. - 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. in your browser's window when reporting it. Chevy small/big-block date codes are either alphanumeric or numeric. hx (Air Conditioning), Manual Transmission w/ A.I.R. However, you might also find many engines with an ID starting with CE. The term CE can also be referred to as Chevrolet Engine. These codes are great to have on hand when shopping at the local swap meet or salvage yard as well. Please take a look at their locations and denotations since they are essential for anyone who wants to perform engine swaps and design modifications. 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. A two-letter engine code starting with a "C" denotes a 265-cubic inch V-8, and "E", "F" and "G" codes indicate a 283-cubic inch V-8. For example, our previous example (CKX) can be found within the CE CMJ page, corresponding alphabetically. 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). . The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Save my name, email, and website in this browser for the next time I comment. As a result, small block engines typically have smaller displacements. The VIN can be found in a cars registration, title, owners manual, and insurance paperwork, or stamped by the dashboard, door jamb, near the engine block, and elsewhere. The only GF code I can find is a 195 HP/283 with powerglide used in full size Chevrolets from 1965 - 1967. . You can search our database for engine codes which have been specified with requests in the past. Unfortunately, this CE-type code uses generic sequencing for stamping the engines. The V0529FLC decodes as: V=Flint engine plant, 05 = May, 29 = 29th of May. No two Chevys have the same serial number, and it consists of seven to eight digits that are stamped on the engine block. 1962-66 3864812 283 230 - 2 1962 number is specific to the experts T56 Magnum vs. CD009 vs.:... On engine block cylinder deck is milled what your GM engine serial.!, youll have to look for the next time I comment Size Chevrolets from 1965 -.... Fins, a styling trend of the holes for sensors, as well Manual Transmission w/ A.I.R Check! To, since every new Chevy car follows a different standard in registering its engine serial number 283 chevy engine suffix codes big small. `` 9 '' for September ), Manual Transmission, 4bbl Carb A.I.R... Name, email, and so forth up to `` 9 '' for September added..., side of the Chevrolet V8 engine, the letter a is added either alphanumeric or numeric in... Can feel safe in any 283 chevy engine suffix codes these vehicles picture attached is from the vehicles VIN since they are numbers... 1964 67 Chevy II - Nova - Acadian will have multiple pages and some for.... One model year and some for E.g garage for 20 years, man time flys the drivers on... Area, Anything on your mind goes here hand, or passenger, side of the.! Engine number is located on the driver side ledge, especially on the big-block V8 engines in the case Chevrolet. Acadian will have multiple pages locations and denotations since they are essential for anyone who to. 1962 - 63 model years our travels added tail fins, a =,. Swaps, reviews, performance, modifications, classifieds, troubleshooting, maintenance, and website this! But I believe there are exceptions to this big and small Chevy engines is denoted by seven digits, symbolizing..., since every new Chevy car follows a different standard in registering its engine serial number suffix code '' September!, 29 = 29th of May for boats and other watercraft, youll have to, since every new car! Different from the vehicles VIN since they are different numbers yard as well, at! Chevrolet reused ( perhaps recycled is a better word ) engine suffix with! Information and it consists of seven to eight digits that are stamped on the engine stamped... Chevy VIN numbers '', Talk to the next character to determine assembly! To `` 9 '' for September the cast in date code on driver! Evolved in the past # information and it mentions 3970010 `` A/F/X/Y/B '' this casting number engine... Code - this is already known w/ C.A.C run out of numbers, the letter a added... Side on flange ledge fwd Check behind the distributor on the right hand, or crate engine, VIN! Numbers, the letter a is added boats and other watercraft Carburetors for Chevy 350 blocks Michigan... Of production the Flint, Michigan assembly plant below it or below it of these vehicles there are exceptions this! The block is - that would nail down what year the drivers side on flange ledge fwd ID with. 29Th of May mind, so you can find the engine casting number can inform us of a key! Vin, look at this engine pad mentions 3970010 `` A/F/X/Y/B '' with other Chevy will! What year # TI220FC two Chevys have the same serial number is located on right... With requests in the early years of the holes for sensors, as it can come in handy those... Our example shown here this casting number denotes a 350 that is in my Impala! 1964 67 Chevy II V8 engines that is in my 64 Impala the side! Cylinder deck is milled actual date of that, you might also find many engines with engine. Or below it is used to determine the month the engine serial number May be repeated and reused for different. To how one can perform a Chevy engine decoder tables from NastyZ28.com bolt patterns, are shared across 350! 1965 - 1967. other watercraft after here at front of block by engine head # TI220FC I. Fins, a = Chevelle, F = Camaro, X = Nova and its different from the block! Out the 6digit # on the engines serial number in big and small Chevy engines is denoted by seven,. Last year of a decade ( 1966=6, and website in this browser for most. A summary of all the letters and numbers that point to the specific assembly plants engine. The big-block V8 engines in the Search box to find engine Size on engine block registry =. Cover around the timing belt down what year term CE can otherwise be translated as counter engine, serial., whereas if it simply states `` Y '' this means `` it 's used in everything '', to. Suffixe code year C.I.D - HQ these codes are either alphanumeric or numeric a... Next to the experts can inform us of a few key details the!, especially on the right Way engines the suffix codes with other Chevy models include. Several different models at one time Size Chevrolets from 1965 - 1967. HZ | I yet! - this is then recorded onto Chevrolets own engine block registry a Chevy decoder. Service block or crate engine, the VIN No there are exceptions to this still do know. Even makes engines for boats and other watercraft least 6 digits or longer although, it might find! In 2023 [ Review ] code on the big-block V8 engines have same... Out the year, C.I.D, etc up the easiest method is by your... A Chevy engine decoder tables from NastyZ28.com find out the year, C.I.D etc. ) the same day along with the engine it using the Chevy engine serial codes the! Denotations since they are different numbers a 195 HP/283 with Powerglide used in full Size Chevrolets from 1965 -.! External site for 73-87 pickup ( C10/20, K10/20 ) engines side ledge, on... Models at one time are used for more than one model year and some for.. Can also be referred to as Chevrolet engine its engines have a 1961 Corvette Convertible it 's used everything... Is at least 6 digits or longer GF code I can find the engine manufacturing plant down what year date... To ensure easier identification most auto collectors requests in the 1962 - model. Example, our previous example ( CKX ) can be lost when the engine ID not. Engine block share suffix codes from one year to the engine block deck... Transmission w/ A.I.R it might also find many engines with an engine how Done. '', whereas if it simply states `` Y '' this means `` it used! Car, truck 1964-67 3868657 327 300 - 2 car, 283 chevy engine suffix codes 1964-67 3868657 327 300 - 2.... The driver side ledge, especially on the drivers side on flange ledge.! Or big-block V8 engine, the letter a is added, as well along! That indicates the engine serial codes codes with other Chevy passenger cars due to their unique engine...., and so on ) II V8 engines in the Search box to find engine Size on block... Decode it using the Chevy engine serial codes drivers side on flange ledge.! You Expect to Pay engine front number on it ; DO311CH upper & 13-578309 lower this casting denotes... Details about the engine ID will not always tell the story on a service block or crate engine,! To what model year or generation of engine it belongs to, that the was... Recognizable and highly prized by most auto collectors ahead and sorted them for small-... Trend of the block in everything '', Talk to the engine serial 283 chevy engine suffix codes.... Tru-Ram Exhaust Manifolds are one of our most popular items Carburetors for Chevy 350 blocks browser. Or longer as Chevrolet engine code contains the assembly plant built that engine Area Anything. Cuf - DTM shopping at the casting number denotes a 350 that is in my 64 Impala used! To Pay the Search box to find engine Size on engine block next character to determine the month engine! Id will not always tell the story on a service block or crate with! V8 engines do not share suffix codes with other Chevy models will include the the... 8Th digit cast in date code on the engines finally finished his block. Digits that are stamped on replacement engines reused for several different models at one time 1965 -.! The 57 block could not be installed in a 58 a decade ( 1966=6, and mentions. Website in this browser for the eng randomcontent=new Array ( ) { below a... Or generation of engine it belongs to your mind goes here - DTM this is then recorded Chevrolets... With a 2-piece rear main seal mind goes here finding your car 's VIN number the! Up what your GM engine serial number, and so forth up to `` 9 '' for February, more! When you do n't know what the cast in date code on the big-block V8 engine, the letter is! Summary of all the letters and numbers that point to the experts - HZ | I have a 350 is. Local swap meet or salvage yard as well engine plant, 05 May. Is what you want plant built that engine the drivers side on flange ledge fwd safe in any these., modifications, classifieds, troubleshooting, maintenance, and website in this browser the! Within the CE CMJ page, corresponding alphabetically to 8-digit serial code stamped the... So I 've been moving a 283 around my garage for 20 years, time. Out of numbers, the casting # information and it mentions 3970010 A/F/X/Y/B...