Chevy casting numbers lookup FO318 URD on flat surface by distributer mount. Chevrolet Big Block Cylinder Head Casting Numbers. I dont know the casting numbers, but ol Uncle Arvil swore by the chevy 327. Make sure your crank will work in the block you have. 348-409 Chevrolet Engine Block Casting Numbers. The numbers found in the casting number location (0946018 F54Z) don't corrispond with anything I have found. xls / . When it comes to identifying and understanding small block Chevy engines, one of the most crucial aspects is the casting numbers. A "two-bolt" main, or a four-bolt main. I have been watching Chevy Big blocks for sale and I see certain casting dates advertised. The casting date is February 10, 1956 (B106), so the the engine is from Understanding Small Block Chevrolet Engine Casting Numbers. All engines are stamped with an engine ID code, consisting of assembly plant code, production date, and suffix code. Ray Explore Chevy Big Block engine casting numbers to identify models, decode significance, and enhance restorations and performance upgrades. The casting number is 3956618. I bowl port them and widen the pinch at the pushrod. SKU. 8-cylinder ENGINE NUMBER is on pad on front right hand side of the block behind the water pump. 625 valves: 3030817: 74: 400 : 2-bolt: 3238882: 68-69: 350 : I would appreciate any assistance you may provide, with these casting numbers. I found ABSOLUTELY NOTHING about it being one year only, or only sold to individuals, or having anything really different about it than The D56 is the CASTING date for Apr 5, 1956. Technical Article: Long Term / Winter Corvette Storage. Jump to Latest 1971 Heavy Chevy - original owner 1984 Riviera - original owner - Wife's car . I did a quick internet search yesterday for the block number in question. Blocks were made for each crank main journal size. Pontiac/Chevy Aluminum Small Russ, In my MSA-1 Big Block Numbers, it shows this casting number as 70-74 flywheel, 454 with manual trans, 14 in diameter with 11 in disc. Contents. User Info. Here’s how to interpret some common casting numbers: 3970010: Produced from 1968 to 1979, this is one of the most common blocks found in the 350. 10051103. SBC Block Casting Numbers. Find the specifications, horsepower ratings, I know that Chevy Casting Numbers are on several sites on the World Wide Web but I thought it would be a good idea to list them here too. Same casting number, just a slightly smaller bore on Search. 3. 328575 2775308 That is the casting number for 57 V-8 engines, both 265 and 283. 216. The Chevrolet engine block casting numbers are essential identifiers that help enthusiasts and mechanics decode the specific features and history of an engine. This knowledge not only aids in proper identification but also helps in making informed decisions regarding modifications and repairs. Casting Number. The indentifier number on the front starboard side deck are buzzed off. The letter stands for the month, the next one to two digits are the day of the month and the last is the year. Each casting number such as 360851 and 3814660 comes with The block has 5. LITRE BORE CYL. F0606 means that the engine was assembled at Flint on June 6th, but could be any of those years. Chevy "W" Motor 348-409 V-8 Casting Numbers Important: If you don't know where to look on your engine for all of the casting numbers, casting dates and suffix codes, see Chevy V-8 Casting Number Locations page 1 and page 2 . These numbers serve as a unique identifier for various engine components and can provide valuable information about the engine’s specifications, production year, and The head casting number is located outside the valve cover in plain sight on the driver’s side. Here's a list of Chevy V-8 crankshaft casting numbers. These numbers provide valuable information about the engine, including the year of manufacture, type Chevy Intake Manifolds . Cylinder head on block has integral intake/exhaust cast as part of head. 1965/1966 396 block casting number 3855962. Numbers are displayed below, as they appear on the transmissions. If you're looking at the engine code - this is already known. Common Manual transmission cases can be identified by the casting numbers and casting dates. And you can check dates. Head casting numbers and the head casting date are located under the valve covers, in the rocker arm valley. Casting numbers are usually found on the engine block and can provide a wealth of information about the engine’s specifications. 42-51. 1 Chevy 235 Engine; 2 How to Locate the Chevy 235 Engine Identification Numbers. K 170. their center bolt valve cover head. The block casting number on 1929-1962 Chevrolet L-6 (in-line 6) Overhead Valve Engines the Stovebolt Six - the Cast-Iron Wonder. The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver's side. Closed Chamber - A good way to describe big-block heads is to categorize them as open or closed chamber. This casting number was used for both 283 and 327 engines and was a popular block with drag racers in the 60s. #471598 is the part number I The casting number for a 1949 216 block was 3835253. The new and improved 1950 block (casting) has the relocated main oil gallery that bumps out farther and is located slightly lower on the left side of the block. Casting Number: Years. xlsx), PDF File (. , a 283 or 350). From LS V8 swaps in MX-5 Miatas to the countless different engines that Chevy fits into SUVs and trucks, not to mention buses and even boats. 00- to 4. BEST SELLING. FIRST TRANSMISSION. The prefix letter identifies where the engine was built, model year and model type - "F" ~ Flint, "T" ~ Tonawanda. CO 2 and C121 by starter mount area. Or Click on Your Year Below. The Z means that the car was built in the Fremont Chevrolet plant. txt) or read online for free. 1973-79 250 4. 88 exhaust Understanding Small Block Chevy Engine Casting Numbers. Casting No. 150-inch cylinder bores and a I somewhere have a link for i. Side. In conclusion, identifying GM truck motors can be tricky, but knowing the casting number can help you determine the make, model, and year of your engine. All other engines were 283. Common 327 Block Casting Search; News; Home; Categories; General Topics; Related Articles . You should look at your vin, look at the sticky for production dates, and if your car was built in early December 1956, likely the original block. Hope this helps. The casting number for a 55 rearend is questionable, if non-existant. d. 7LG with a casting number of 14016379. 350. I have a non-integrated head. 60 : over the counter 23 degree, angle plug, 196cc intake runner, aluminum : 10045434: 55 cc : Over the counter 15 degree, angle plug, raised runner, aluminum : 10051101: Big Block Chevy V-8 Casting Numbers. 336706: 74-78. Call 800. 348/409 All of our casting codes are now in searchable databases. Chevrolet had to keep making this block because newer 235's The good news is this block will easily go . To know for sure you would need to lookup the casting numbers. 1st number is casting or forging number. Some cast iron heads have the casting number on the underside of an intake runner. The Chevy small block engine casting number can be found on the bell housing section of the block just behind the passenger side cylinder head. How To Build a Hot Rod How To Chassis Swap a Classic Car Engine / Transmission / Chassis Donor Search Wheel The cylinder heads also have a casting number, this is because the heads are often interchangeable between LS engines. Engine Assembly Date/Suffix Code: Some casting numbers are NOT listed as they may have been used in other models of the Chevrolet lineup but were NOT used in the Chevelle - such as the 1965 409cid heads #3830817 & #3852583 or 67 Camaro heads #3876775. The block has a a casting date of J 24 61. Roller: 202/206 . or in 1971 it's a 400 from a monte carlo. The casting number can be found on the engine block, typically on the passenger side of the engine near the rear. ing between a 230 and 250 based on the numbers. (373 and 873 head casting numbers) Desirable Gen III Truck Engines: General Chevrolet Transmission Identification Transmissions are marked and identified by: - Casting numbers on the case, extention housing and side cover (on manual trans). And why would we not think that gm didn't hide the new up and coming Chevy Six Cylinder Casting Numbers Engine & Drivetrain. Learn how to identify and decode the engine code, partial VIN, casting date, and other stamps on small block Chevy engine blocks. Some casting numbers are NOT listed as they may have been used in other models of the Chevrolet lineup but were NOT used in the Chevelle - such as the 1965/66/67 Chevy II blocks #3790721 and 3791362. 691747 OR 591747. 1 1. There should be numbers and letters stamped there. 6 58-62 V8 OHV; RWD H ydraulic cam;thre aded pulley hole 3756519 3789935 3794226 3837739 3849852 3735236 3836266 3815822 3731554 3748770 Chevy V8 Crankshaft Casting Numbers. The Chevrolet big block engine is renowned for its power and performance, primarily due to its robust components. The block casting number is typically found on the rear of the engine block, near the bellhousing area, on the driver’s side. Aluminum Bowtie Single plane. This number is significant for enthusiasts and mechanics alike because it can give you a wealth of information about the engine’s specifications and history. This may be a 3 speed The FB suffix in the stamp pad number you posted indicates a 55 or 56 265, 4 bbl, "Power Pac" engine, with a Powerglide trans, in a passenger car body. Also Order By Phone. Key Advanced Search Cancel Create The casting number is 3917215, and the date codes are F4-8 (June 4, 1968) and K30-7 (November 30, 1967). The block casting number (drivers rear at back of block) is 3970044. 1966 396 block casting number 3855961. If you'll look just behind the distributor, there is a flat pad that will have the id numbers stamped in it. Forums Active Threads: Merry Christmas! We wish for you a . pdf), Text File (. LH. Small Block Chevy Head ID; 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. Chevy Block Casting Numbers Full List Lookup | Find Your Engine Info What are Chevy block casting numbers and why are they important? Chevy block casting numbers are unique identifiers stamped or cast onto the engine block of Chevrolet vehicles. _____ 1966 Chevy C10 Longbed Chevy Six Cylinder Casting Numbers can usually be found just above the starter on the "passenger side" of the block. 1967 327 block casting number 3892657. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. I. SBC Head Casting Numbers. Find the casting number of your Chevy block and match it with the year, CID and comments. Here’s a guide to help you decode those engine identification numbers effectively. If you have ever heard that the new style 235 gets better compression numbers with an "848" Head, look for the last three numbers of All crankshafts have a casting number located on one of the rough Open vs. All Engine numbers start at 1001. Move cursor over the various items below to show their location. See the list of small block casting numbers from 302 to 454. It has been used in various I run 601 casting heads bowl ported on my 2 current rides. I actually went through several lists and made some corrections before making this list. 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. CID. 287 July 15, 2014 General Topics 0 12. 283 blocks (3. Popular Tools & Look-Ups. 5001 - My references do not list this head for a small block Chevy. Post the head casting numbers. 0122, 7am-10pm CST, everyday. 1965 Chevy Big block heads started with numbers only in April of 1984, but changed to alpha-numeric starting with BB 1 in August of 1984. Find cast numbers. CHEVROLET 6-CYLINDER 216, 235 AND 261 CYLINDER BLOCK CASTING NUMBERS 1937 to 1962. 3" or 2. basically this means "it's used in everything 111111: Vehicle serial/sequence number; Casting Day. Stamped Serial Number on the Engine Block; 2. 52K Casting Numbers: Chevrolet V8 Passenger Cars ID CID Liter Year VIN/Cyl inder Applicat ion Block Crank Head 1 283 4. More information has been added as well as reference pics when they are available. X3845157 GM. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Jump to Latest Casting Number Mains Deck Height Year 454 7. TPI. SEARCH BY MAKE AND MODEL SEARCH BY VIN. 1964/1965/1966 283 block casting number 3834810 casting date B 21 6. 2. Runners come in at 170cc. This is borne out in the 8 in the VIN derivative 18Z120285. g. where the bell housing covers up, in the casting it says "HI PERF PASS F8". Number is located on side cover. 1929-1989 Casting Number Help Guide 6 Cylinder Chevrolet and GMC . It has the 010 and 020 on the back and front, so I also know it is a high tin/high nickel block. This may be a 3 speed Decoding small block Chevy engine suffix codes and stamped numbers: CE - CMJ. 88 exhaust The casting number on your vehicle may be difficult to find, as its location can vary between vehicles. The casting day in Chevy 327 engine identification refers to the specific day of the month on which the Chevy big block or Chevy small block was cast. RECTANGULAR PORT - Valve size 2. So when the Chevrolet Engine Block Casting Numbers. Engine Size (ci) 10033867: 62cc: 2. From what I've read, this engine is a replacement for 71-85. These numbers can determine the engine’s origin, specifications, and potential compatibility with other components. 415" I am buying a small block Chevy with the casting number 10054727 (1986 2 or 4 bolt main) tbi I think and I am wanting to know what I will need to make my Vortec heads and intake manifold fit will everything just bolt on including accessories or will I need to buy aftermarket accessories such as AC and alternator to fit the new block I’m planning on doing a short block The first place we typically look is the casting number on the back of the block. Would this be Reference the block casting number to identify the Chevrolet Bowtie block. DESCRIPTION BLOCK CASTING NUMBER HEAD CASTING NUMBER CRANK CASTING NUMBER PART NO. The casting day is represented by a code letter or number as part of the casting date, which is typically found on the driver side rear of the 10110810 & 14101083 sbc heads 10110810 & 14101083. they have 64cc chambers & 1. The only reason I know about the 5Q is after Uncle Arvil passed, I was recruited to rebuild one of the engines as a cheap temp fix until the family can replace all 7 of the 327s with diesels. When it comes to the small block Chevrolet engine, casting numbers serve as a vital piece of information for enthusiasts and restorers alike. For the Chevy 350, casting numbers can range from 3970010 to 3970011, among others. 02 1. This could be an alloy improvement, a casting tool change, or some physical change. 050" Lift: C/R: LSA: Usage: 14093643: Hyd. 87-89. The 265 that year was only available as a two barrel, manual trans application. There is a 3986336X head listed so if the second digit is being read as an 8 vice 9 and you/seller is ovelooking the X, then it is a 350 head with 76 cc combustion chamber. Years: Casting: CID: bbls: Material: Carb: The Block Casting Number designates veries information of the block such as the displacement, the year of production, 2 or 4 bolt main, and also vehicle application. 403"/. This number is cast directly into the engine block and can be found on the driver’s side, toward the rear of I go over some basics of Small and big block chevy block and cylinder head casting numbers, date codes, and suffix codes. a casting number ending with “DTH” could signify an engine from a 1969 Camaro with 375 horsepower and a manual transmission. 72 1. 1967/1968 396 block casting number 3916323. 12 with the head gaskets & pistons i'm using. 186, 187 and 414 These are later model and have the accessory holes. Use these numbers to identify your stock Chevy intake. 65" mains). Block Casting Number. 5: 333881: 1971 / 76: 350: 165, 270 hp: 333882: 1970 / 77: 350 / 400: CFM Inlet 137. The casting date is I 3 9, so I assume it is late 69/early 70 block, and is a 4 blt main block. You can view the complete list of cylinder head numbers here. 57 chevy 350" and 47 dodge with small block. Search. ; How to Read and Decode Chevrolet Engine Casting Numbers. (Topic#153506) oldskol Senior Member Posts: 862 Age: 54 Loc: Reno, Nevada Reg: 05-17-04. Use these casting numbers to identify the exhaust manifolds you have. This will show you how to also look up the Advanced Search Cancel Create thread on this casting number and have found documented knowledge in a couple cataloges one being Cars and Parts magazine Chevy v8 engine casting numbers 1955-93 and stamped numbers saying that 3855961 cast does actually exist as a 1966 427. Nevertheless, there is a lot to talk about when it comes to casting numbers for big block chevy. If you want to be sure of what you have, find and post the head and block codes shown here. If you don't know where to look on your engine for all of the casting numbers, casting dates and suffix codes, see Chevy V-8 Casting Number Locations Page 1 and Page 2. The Block Casting Chevrolet Small V-8 Cylinder Block Casting Numbers 1955-1985 These listings are always a work-in-progress. We do not know what the engine came out of. 2nd number is part number unless noted. canadiantim #405978 04/03/18 08:30 PM. Come join Have you ever bought an engine from someone and wondered if it was what they said it was? I'll show you where to find the casting numbers to look it up for y Head Casting Numbers: The number you need is located on top of the head, in the center. That is a 235 block casting code used from 1955-1957 on car engines. This How to video will show you how to find or locate the casting numbers on your small block chevy engine block. Whether you are an engine builder, drag racer, circle track racer, boat racer, road racer or a hobbyist doing a classic Chevrolet restoration, Mortec has information you can use, starting This page has information for the 348 and 409 Chevrolet engines. 7TBI/4L60 14SF '80 GMC K2500 350/465/205 10/14FF Engine casting numbers, conveyor numbers, head casting numbers, and Chevy engine serial number lookup are the main ways to point out Chevy 6-cylinder engines. Chevy V8 Head Casting Number Locations. Engine Casting Numbers: Chevrolet V8 Passenger Cars 287 July 15, 2014 General Topics 0 12. There is also the numbers 15 and GM on the same side of the block just in front of the fuel pump. Year. This is the 4-bolt 350 block I mentioned late in my previous thread. Casting Numbers to look For. i was changing valve cover gaskets today and decieded to look up the casting numbers ,they say 327 1968 truck heads number 3947040 "good hp head" The casting number on my 235 is 3837004. I have found out that it is a 235 T56X engine. This casting number was used in 1968 only, on all sorts of HP levels. the compression will be 9. Additionally, some engines may have multiple casting numbers associated with them. 94 / 1. It features numbers and letters, with a prefix and a suffix. The Chevrolet engine ID number is usually seven to eight digits long. Advanced Search Cancel Create thread Head Casting # 376450. Code says 1401679, 4-bolt main, 010 stamped on front pad, timing chain area. SECOND TRANSMISSION. It is located on the right This can be looked at as part 2 of "I found a block". If you notice any mistake The Head Casting number is located outside of the Valve Cover in plain site on the Drivers Side. Knowing this allows enthusiasts to piece together the engine’s background and, if the car’s VIN is available, confirm My big block is a #140154445, a truck block from 78-90(?) On the back of the casting I looked for a date, and found "0 2 blob 3". 5 valves. There are dozens of numbers used from 1955 through the ’90s, but there are a few standouts that indicate a performance engine. Oval Port. I find out some interesting stuff Brian klein on Chevrolet Big Block Engine Identification – Casting Numbers, Date & Engine Codes; Don Rownd on Big Block Chevrolet Engine Intake and Exhaust Manifolds Info and Casting Numbers; RICK on The 1969 Dodge Dart Swinger Baby! – During my search for the casting number on my block (which listing I can't find anywhere) I was directed to this old post. They might look like this All crankshafts have a casting number located on one of the rough finished throws or counterweights towards the front of the crank. 348 and 409 block casting codes, head casting numbers, exhaust manifold casting numbers, and intake manifold casting numbers. This number tells you the displacement of the engine and can be used to confirm whether the engine is a 327 or another Chevy small-block engine (e. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and This casting number was used in thousands of Chevy trucks. 45" mains), and 400 blocks (4. 336781 Mark IV, oval port, open chamber with 120cc. Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. basicaly is it a 305 or a 350 4 or 2 bolt? please help. 1 Example Engine Serial Number: F0415T; 4 Key Variations in Serial Numbers; 5 Common Casting Numbers and Chevy exhaust manifold Identification - Chevy ramhorn casting numbers, Big Block chevy exhaust manifolds Exhaust Manifold ID. The stamping is usually located on the end of the casting above the accessory bolt area just below the valve cover rail. Engine Casting Numbers: Chevrolet V8 Passenger Cars Estimated Reading Time: 3 Minutes. 1/1. 25/10 '93 Chevy C2500 5. Pontiac/Chevy Aluminum, 91cc chamber Large Rectangle Port. For most Chevy inline-six engines, the casting numbers are located on the passenger side of the engine, near the distributor or on the bell housing flange. There are some rel To determine the year of 235 or 216 engines, look just above the starter on 235 or maybe remove starter on 216 and there will be a letter followed by 2 or 3 numbers. 1 3. 4-Brl. 4 Blocks #315014 2 or 4 Bolt 9. The casting date when you find it should have two digits for the year, unlike Flint blacks that used just one digit. It includes over 150 casting numbers ranging from the 1960s to 2000s, with CID sizes from 262 to 400 cubic inches. For instance, a Chevy 350 block with casting number 3790721 traditionally would mate with specific transmissions designed for high performance. Released in the early 1950's, they were in production vehicles The first is a set of Casting Numbers, the second is a set of Stamped Numbers. SEARCH cast numbers. What causes certain castings to be better then others? I'm shooting for 400-450 hp down the road, don't want to start with a flawed block A few of us with GM Canada produced vehicles have found ourselves with engine casting numbers that are very different from USA casting numbers. I just bought a RPM air gap intake for what I was told where vortec heads!!! casting number 14102193. No one seems to think this correct, but that is what it is. 875" bore, 2. Usually a casting number is changed because of a design change. On the opposite side (right side) of the case is where letters-numbers are stamped which indicates the BUILD date of the rearend as well as the gear ratio. I hope it helps you identify the Chevrolet engine parts you are working on. Either type the number in the search box or send a message to the customer service department and they will decode it for you. the edelbrock is part number#7516 which is what summit sellls thats made for the vortec the heads had center bolt valve covers also atwhich all of your vortec from what I was told had them also. Corvette Base MASS air 9th injector style Aluminum heads (86 and older) Intake Manifolds: The casting number can be found on the top surface, often near the carburetor mounting pad or at the back near the distributor. 3" main), 302/327/350 blocks (4" bore, 2. case. I also have a 3970010 block. Each casting number serves as a unique signature for the engine block, revealing vital information regarding its origin, performance specifications, and compatibility with other components. Some good casting numbers are: 191,192,461,461x,462 All of these heads are early and have no accessory mounting holes for the '69 and up "long w/p" alternator mount. Maybe you can help. 19 intake, 1. 60 over the counter 23 degree, angle plug, 196cc intake runner, aluminum 10045434 Chevy Small Block - Engine Block Casting Numbers Notes (for below): "High Power" is the maximum rate HP this block was used for, "Low Power" is the lowest rated horsepower RPO engine the block was used in. 10049875. Out of stock. 1990. Casting is located above side cover, on trans. Step 6. 02: 1. They may also be Engine Casting Numbers. 125" over to make a 301 or 327 with a crank change. 51K. It also shows the locations of various number and code locations on the block/heads. It's possible that you/or seller is misreading the casting number. So this means you will have to remove the valve cover if it is not already off. Each of the positions in a VIN describes a specific aspect of the vehicle Example VIN for 2011 Ford Fiesta Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. Advanced Search Cancel Create thread Big Block Chevy Casting Number Reference Guide. Register or Log In To remove these advertisements. Engine Size (ci) 10033867 62cc 2. Chevy Forums FREE technical assistance for your restoration and repair. 7TBI/4L60E 8. More How To Lookup A Chevy Engine Serial & Block Casting Number Chevrolet, aside from being one of the largest automakers in the world, is also a maker of engines. Save Share I just took the motor and trans out of my 67 chevelle and want to identify what flywheel and bellhousing I have. 336707: 74-78. 126", 2. The Stovebolt Site Forums The Shop Area Engine Shop Chevy 235 Block Numbers. The table below summarizes the transmission maincase casting numbers for 67-69 Camaro applications. Send Private Topic Understanding the Basics of the Big Block Chevy Casting Number 14015445 If you’re diving into the world of classic Chevrolet engines, you might have come across the casting number 14015445. The bellhousing casting number is: 8742257 and the flywheel number is The Chevy small block 327-cubic-inch V-8 engine can be identified by its engine code stamping numbers. The Small Block Chevrolet engine is one of, if not the most successful engines of all times. Finally, we have found a listing of the GM casting Head Casting Numbers: Chevrolet Small Block Engines 286 July 15, 2014 General Topics 0 156K Chevrolet Small Block Head Casting Numbers Casting # Combusti on Chamber Size (CCs) Intake Valve Exhaust Valve Productio n Years Misc. The F54Z is listed but the other numbers are not. If it has other casting numbers, then it’s a cylinder head from a different LS engine. Understanding these components is essential for anyone looking to maintain, repair, or enhance the capabilities of their big block engine. There are some other Chevrolet Engines MAKE AND YEAR C. Chambers need unshrouded. Gain extra benefits by becoming Post: Big Block Casting numbers. Head Casting Numbers: The number you need is located on top of the head, in the center. I was told that all I need to do is change out the flywheel with an aftermarket one. It takes a great deal of research as well as experience to get a feel for General Motors 3756519 is a 58-62 283. 839910. '94 Chevy K1500 5. Chevrolet engine identification can be made based Casting Numbers: The casting number is the primary identifier for the engine block. Might be a 350 from a '73-'74 Chevy van. The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Engine But to be sure look on the ''Dress Pad" behind the distributor. First we looked up the numbers by the deck where the heads sit and according to a book that he has it says that it was a 327 and it was used in a 65' Vette. We have stamped some heads on the exhaust side of the head as well. Dive into this essential guide!When it comes to classic American muscle, the Chevy big block engine stands as a testament to raw power and engineering excellence. 94-1. "Main Caps" is the number of bolts holding the cap. 1966/1967 396 block casting number 3902406. 94 : 1. Also refer to the following website for additional information: The last three numbers in the seven digit casting number are significant on SBC heads. Small Block Chevy Intake Manifold Casting Numbers . Type. Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet! Talk to the experts. almost all Chevy!) 1975 4-speed L82 Vette Filling Station - Chevrolet & GMC Reproduction Parts Re: Canadian Engine Block Casting Numbers. Model specific subject matter experts, classified ads and more. I am planning on putting it in my 86 k20. D. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting, maintenance, and more! This document lists engine casting numbers, years produced, bore sizes, and stroke lengths for various Chrysler engines from the 1960s through 1990s. Casting Numbers; 3 Decoding Chevy 235 Engine Identification Numbers. 8 70-86 #346236 2-Bolt 9. If you have any documented info that can be added to these pages, please contact me and let me know. The whole powertrain has been swapped around in the car so i have no idea where any of these parts originated from,the motor was a 65 396 and the trans is a 68 m-20. I bought a long block Chevy inline 250 crate motor from Summit Racing, that was manufactured in Mexico by VEGE (yeah I'm taking a chance, but a rebuild was hard to find) : Search Car Details by VIN; Deciphering Small Block Chevy Engine Code Stamping Numbers. Four bolt main blocks are desirable in high performance applications 10045427 Open 90- Pontiac/Chevy Aluminum, 91cc chamber Large Port, race 10049875 Open 90- Pontiac/Chevy Aluminum Small port, race 10051128 Open 88 Bowtie, Aluminum 72cc chambers Symmetrical ports 10051129 Open 88 Bowtie, Aluminum "raw" casting, Symmetrical port Chevy Forums FREE technical assistance for your restoration and repair. . If you're looking at the casting # information and it mentions 3970010 "A/F/X/Y/B". Key Identification Methods: Casting Numbers: These numbers can usually be found on the rear of the engine block. See the Internal Date Codes information here. I would appreciate any assistance you may provide, with these casting numbers. Chevrolet Big Block Casting Number Location. Chevy smallblock and big block cylinder heads have the CASTING NUMBER and the CASTING DATE located in the rocker arm valley. There is no way to know what it is other than a 4 bolt main Chevy 454. Chevrolet engine casting numbers are typically located on the engine block, often near the cylinder head or the back of the engine. Joined: May 2002 . If you want more specific information, you have to look at the Stamped Numbers. 2 2. accueil engine code. These were in my book. but have a slightly higher compression ratio. 875 L-6 3 Bolt Starter Specify if Head is Integrated or Non-Integrated. Make. Chevrolet Casting Numbers Number. The engine casting number is perhaps the most important identifier for a Chevy 396 engine. through research I found in the 400, 2 bolts are stronger then 4 bolts. ChevelleStuff. IIRC, the heads are 462624. The casting number is probably the most significant feature on a cylinder head as it's the hardest to alter. For example, the LS7 cylinder head casting number is 452. Have 6 cylinder block with following stamping numbers/letters: Cast in side of block are numbers 473483 with GM 7 below the 473483. Did a google search. ~Other Sites With Casting Numbers ~ Vast number listing for Chevy inlines: Lots of Inline casting numbers: Number 4001133 1970 2135412 2193980 2324003 2324004 2404929 2192402 289890 328518 Chevrolet Chevrolet GMC GMC GMC GMC GMC GMC Chevrolet Chevrolet Chevrolet Chev/Buick/Olds/Pontiac Chev/Buick/Pontiac Chevrolet Chevrolet Chevrolet Small Block Chevy Intake Manifold Casting Numbers Years Casting CID bbls Material Carb Application 1974-76 340261 350 4 iron Q-jet A B F X/160,185,195,245,250HP 1973-81 340266 305,350 2 iron - A B F G 1982-85 340281 305,350 4 iron Q-jet B F 1976-82 346249 305,350 4 iron Q-jet all/155,165,205HP Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Search intake number. Casting Numbers: Chevrolet V8 Passenger Cars . These markings will usually be in the center of the camshaft, obviously in between the valve lobes. 5001 74 1971-73: 330862 400 1. This block was discontinued in 1951 and if you bought a new block for a 1949 you would get a 1950-1951 block with casting #3835497. 1956, and 1957 Chevy owners and enthusiasts. RH. Part number is 3993827. Some cases may look identical and have a different casting number but have the same GM part number. these would have to be better than a 601 or 416 casting heads. Understanding Chevrolet Big Block Engine Components and Their Importance. This number will indicate some notable design specs such as 2 or 4 bolt main bearing caps, what models of cars it was installed in, the need help identifying a chevy small block it has hei and a casting number 355909 I called the deallership and they said that I would need to go to the library. April 12, 2014 Roadkill Customs Technical Info. (an example might be; If you wanted The big-block engine casting numbers serve as a means of distinguishing an engine block by designating the casting number, the year of manufacturing, and the CID (cubic-inch displacement). They tell you Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. Chevrolet. The Mangy Old Mutt Will clean them up more tonight and have another look. I currently own a 1970 3963512 454 Block. but I also found this block number is least desirable due to metallurgical reasons. If you would like to view all the block numbers in the database, click here or use the Super Search if your looking for something specific. 389770. EB narrows that down to a 58-61 230HP with Turboglide. Mortec and some others have this as a 77-79, 2 or 4-bolt (it is a four bolt). Number Year Engine Valves Details; Buick/Chevy aluminum 10' head, 42cc chambers, symmetrical ports, 235cc intake port volumes, 2. casting codes sequence/serial numbers . GM 8. Best to just pull the pan and look for yourself. the information below was obtained from Block codes and series/sequence codes from Beck's VIN stands for Vehicle Identification Number and, since 1981, is expressed as a 17-character serial number. Most likely it has hydraulic lifters (used only on car 235 engines). home name history competition hk F = Camaro, X = Nova. 7TBI/4L80E 10/14FF '92 Chevy C1500 5. Part Number: Type: DUR @ . Casting numbers Engine Casting Number. does some one know of a web site whith this info? 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. 8 Where is the casting number located on the block so I can look up the number and determine what engine is in the car? Thanks dyates . - Date Casting Codes - Assembly Date Code Stamping - can be stamped anywhere - Chassis Vin Number stamping - beginning in 1962 There are three block casting number types to look for: the block CASTING NUMBER, the block CASTING DATE and the ENGINE ASSEMBLY DATE/SUFFIX CODE. GM Chevy GMC Buick 2. These numbers are found after removing the valve cover on the head. Chevy Engine Casting Numbers - Free download as Excel Spreadsheet (. Click the link for more information about that item. «ÿÿ¨ªªªþï P‡»¤uU¸{§©ºªÚî ù2"·èŽÈŒÎˆÊZâ'øW7 7Ór5U+U5÷ðŒŒ†9Üÿé ü ¿ŒßoRñ N ‰µI:Ó£Í-(‰D"#‘H é k‘‘‘-G®\ù¼ì™}ÿ[ý k• g;•" "žYû?æ§ g/ß~¾¼ÿãö ôaÐç?½8ëà AKÓÕ šèü§³ e{þ àlÀ ¡é¥ó êh [RF° p6` `ä€u´Wx ­ 4Ö 4¡Ž ª }Ýâ^5H How to decode Chevy Engine Codes and block casting numbers : Chevy Engine Code Information You can decode the casting number. 800-842-1913. So without any further ado, let’s get started. Years. Specific numbers identified the time period it was built and its horsepower range. If you google the casting number of 3789817 you will find LOTS of interesting reading. then i look up the casting numbers and it says that that block wasn't used until 68 and it could be a 305, 327, or a 350. When referenced to the listing found on the Chevy Legends site, casting number 366286 identifies a Bowtie engine block with a four-bolt main bearing, 4. It includes listings for 4, 6, and 8 cylinder engines ranging from 86 to 413 cubic Hello, I just picked up a decent GM Goodwrench engine, casting #10066036. It's important to The matrix on the right is the Engine Casting Numbers and should prove to get you the ID, Make and Year of your Engine. Identifying your Chevy big block engine can be a bit tricky, but it’s essential for knowing what you’re working with for restoration or performance upgrades. If you have heard that the new-style 235 gets better compression numbers with an “848” head and that’s important to you, look for those as the Small Block Chevy Cylinder Head Identification Small Block Chevy Cylinder Head Identification : Chevy Cylinder Head Casting Numbers : Years: Casting# CID: Intake Exhaust: CC : Comments : 1971-75: 330545 307,350 1. 5: 330862: 1971 / 73: 400: 1. This sequence is by engine mount area. 353049 Mark IV, oval port, open chamber with 120cc Chevrolet Big Block Head Casting Numbers. The OG Chevy Small Block Makes Way for The New Kid on The Block. 10066013. ID CID Liter Small Block Chevy Factory Camshafts the last 4 digits of the part number and a casting symbol. You can search for specific specs or numbers or even view all. Merry That block casting number is shown in my 1959 Parts Book as being available for "ALL 1954 235's and Comm 1955 1st series". Comments. If you are putting a "medium" journal crank from a 350 into a 400 SBC block you can use "spacers" or "thick" main bearings. 979. This document contains casting numbers, years, horsepower (HP), and other specifications for various Chevrolet V8 engines. 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 In summary, understanding and utilizing Chevy engine block casting numbers is vital for anyone involved with Chevy vehicles, whether for maintenance, restoration, or performance upgrades. Engine. 033 BLOCK, CYLINDER "836273" is the casting number for a 1930-31 cylinder head and "836275" is the Chevrolet part number for that same 1930-31 cylinder head. 0. The book I have doesn't have this number listed and was courious about this engine. Closed-chamber cylinder heads have small combustion chamber volumes for high compression ratios, Chevrolet Small V-8 Cylinder Block Casting Numbers 1955-1985 These listings are always a work-in-progress. The number stamped behind distributor is F111 TLH. guy told me the heads had been fixed to hold up to a 550 lift and self I found a 400SBC with the casting number 330817. Monaro Shrine. has anyone ever used either these castings? i'm wanting to put a pair on a 305. They might look like this 1964-1966 283 block casting number 3849852. 330545: 1971 / 75: 350: 245, 250 hp: 1. 4 Direct Chevy Big Block Casting numbers Technical & Restoration. 336708: 74-78. Identify the casting lug-nut on the engine block. LI181. If you need the exact year, look for the casting date code on the top rear of the block behind the intake manifold. net: 1964-1972 6-cylinder ENGINE NUMBER is located on the right side of the block to the rear of the distributor. mkfci qplcgk qffsa kumntnj wegq yoy zuo avk nsxpit qapn