Chevy block casting numbers TC #5238 AACA #994801 70 Chevelle SS LS6 A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Type. Common casting numbers 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. See the differences between car, truck, and Corvette models, and the features of each engine. 50 Rod Journal: 2. In my research, I found very little information for heads manufactured between 1954 and 1962, but I found the three most popular. That number was used up to 1975 Chevrolet Small Block Casting Numbers. . Chevy simply machined the same bare casting for large journals. 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. The block appears to have been originally orange and then painted blue at some point. If you MUST have a 4bolt block, use a 2bolt block and It was used in 66, 67, and 68 Chevelles as well as a 327/275hp L30 engine. Corvette Year Engine Type Exhaust Manifold (RH) wdt_ID Corvette Year Engine Type Block Cylinder Head Intake Exhaust Manifold (LH) Exhaust Manifold (RH) 1: 1968: 327 - 300 HP (Early) Base: 3914660: 3917291: 3919803: 3872765: 3872778: 2: 1968: 327 Look above the casting numbers and you`ll see "hencho en mexico" meaning made in money the 010's have always been considered to be agood block to use. 1942. This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. 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 Engine Casting Numbers: Chevrolet V8 Passenger Cars Estimated Reading Time: 3 Minutes. i. com But CNH code was only used twice, 1982 and 197x. The block is 3914680, Could be 3914660. Theres a site roadsters. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. that is what is what remains of the casting date. Some have the better metallurgy with 1% added tin and 2% added nickel, which increase the strength of the cast iron block A LOT. Chevy Block Casting Numbers. Pad # T1127EC T = Tonawanda NY Engine plant number - 3520 and 7416 Note 4: 4 in stroke, HD, 5140, LS-7, balanced for 12. RECTANGULAR PORT - Valve size 2. In this case I can't help on the XXY. These numbers not only provide valuable information about the engine’s manufacturing details but Decoding small block Chevy engine suffix codes and stamped numbers: CE - CMJ. xls / . 5:1 CR, tufftrided, cross drilled Note 5: tufftrided, 5140, with 7/16 in bolt rods, tufftrided, cross drilled, forging number - 7115 BBC Exhaust Manifold Casting Numbers Cast # Years Side CID Applications 329225 1973-76 LH 454 353028 1973-76 LH 454 One of the heads has what appears to be a 376450 casting number. 25" at least. 2. com The casting number 3932388 was only used in 1969 and is rare because not many cars much less Camaro's got this block casting number that are known. Find the casting numbers and years of Chevy small block engines from 302 to 454 cubic inches. It was used in the Chevrolet Camaro and the Pontiac Firebird. Pontiac/Chevy Aluminum Small Those simply represent the last three digits of the engine block casting numbers that would use that particular mold ie 3970010 and 3970020. The problem I am having is the confusion over the casting number 3914638. Is this block a tall deck or not? Some people say it is and some people say it isnt. So I don't believe it's original to the car given the timing of the casting of the block, but I am trying to find out what it may have come out of. Chambers need unshrouded. it was supposed to be a 350 from the guy i bought it from Block casting 3959512 It has no vin on the place where the vin goes The code is CE8A23482 where the code taht tells what the motor is. Chevrolet Big Block Casting Number Location. Chevrolet. Chevrolet Casting Numbers Number. 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. " These four books do include passenger, truck, marine and industrial engine applications. 350. I’m having trouble identifying my block, casting numbers 3935440, but the stamp doesn’t seem to match up to anything I can find. My sources show the block casting number for a 65 327 is 3858180 and the listed 3903352 for mid-to-late 1967. Make. Suffix Code (Engine Assembly Code) The engine suffix code is another essential part of identifying a Chevy 396 engine. This engine Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Good Luck jim . Chevy Engine Casting Numbers - Free download as Excel Spreadsheet (. Come join the discussion about The block casting number for both 1929 and 1930 is 835501. Choose Group to View Engine Block Codes Select Block Casting Group ALL Block Codes 262, 265, 267 302, 305 or 307 327 350 400 Filling Station - Chevrolet & GMC Reproduction Parts Re: Block casting numbers #35473 04/29/04 07:52 PM. It is a 4 bolt main block and the engine supposedly came out of an 82 Caprice. Chevrolet Big Block Head Casting Numbers. Yea I'm passing on that one but I found a complete sbc 400 casting 3951511 for $300 but it's only a 2 bolt main instead of a 4 could it be a replacement motor or something? 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). 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. The front pad stamp will tell you what it is from. He says that he knows them to be correct for the following ears 1927-31, 1937 For street/performance use, keep it 2bolt and buy a set of aftermarket studs, rather than use factory style bolts. Engine Casting Numbers. As with block casting numbers (or any casting numbers for that matter), the information on 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. Big Block Chevy: Machined pad in front of the passenger side cylinder head or above timing chain cover. Cylinder Block: Casting No. Small Block Chevy Block ID; Block Suffix Codes: accueil engine code. The build date of the car is April of '68. I plan to bore my 283 to a 327 s/j some day. Chevrolet recognized the problem and redesigned the lower end of the block in 1969 with thicker main webs and heaver main caps. 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. Revised July 28 2003. Blocks were made for each crank main journal size. 10243880 - This is a small block V8 engine that was produced from 1996 to 2002. It has the 010 and 020 on the back and front, so I also know it is a high tin/high nickel block. Inline (6 cyl) Engines To determine the year of 235 or 216 engines, look just above the starter on 235 or maybe remove 1929-1962 Chevrolet L-6 (in-line 6) Overhead Valve Engines the Stovebolt Six - the Cast-Iron Wonder. The first place we typically look is the casting number on the back of the block. The entire engine Code contains the assembly plant, month and day along with the engine suffix Code. Same goes for the heads. Engine Size (ci) 10033867: 62cc: 2. The Engine ID codes in the front say a different story Here are the numbers that are on the passenger side block just behind my alternator: 1st line V0508UPB 2nd Line CGS179334 (CGS) states for a 71 corvette. Come join the discussion about performance, builds, restoration There are three other pocket guides offered including the "Chevy Small Block 1955-1999 Factory Part & Casting Number Guide", "Chevy Big Block Suffix Codes 1965-1999" and the "Chevy Big Block 1965-1999 Factory Part Number & Casting Number Guide. Helena Mt. A forum community dedicated to 1st Engine Casting Numbers. Log in Register. Casting Numbers: Chevrolet V8 Passenger Cars . Chevy Intake Manifold casting numbers,348/409,small block,big block,Winters performance Aluminum,Hi Rise,cross fire f. It lists the casting number, engine size (CID), model years, journal sizes, stroke, and other comments for both small block and big block engines. Numbers-Codes-Dipstick Block Casting Number location 1958-62 Block Date LS engines have a casting number and a date code on the engine block. through research I found in the 400, 2 bolts are stronger then 4 bolts. xlsx), PDF File (. 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. Engine Assembly Date/Suffix Code: My 57 BLOCK Casting # 3731548. The engine block casting number “14010202” is associated with a small-block Chevrolet V8 engine. GM body designation. Joined: Feb 2002. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Specifically, it is often referred to as the “020” or “0202” block. Each casting number such as 360851 and 3814660 comes with Small Block Chevy Casting Numbers. Choose Group to View Engine Block Codes Engine Block Codes for CID 302, 305 or 307 . We do not know what the engine came out of. I have a 1989 four bolt main journal Chevrolet truck 350 engine block casting number 14093638. 5" stroke and 3. 150-inch cylinder bores and a How to decode Chevy Engine Codes and block casting numbers. it came in 2&4 bolt mains and was used extensively in trucks CHEVROLET, BUICK, GMC, OLDSMOBILE 6-CYLINDER BLOCK CASTING NUMBERS. I'm sure a machinist should be saying this but I wouldn't try to bore that block . C3 Tech/Performance - Block # 14015445, bad or good? - I am looking for a block for my 427 buildup. Years. A 4 bolt 961 block would have been produced I started researching the block numbers and im seeing all sorts of different answers. The real high nickle blocks were all aftermarket from GM performance and most have a Chevy Bowtie on them with the letters "HD" in the emblem I was gonna put it in my 69 c-10 but when i searched the casting number in google this board was all that came up. If you are putting a "medium" journal crank from a 350 into a 400 SBC block you can use "spacers" or "thick" main bearings. Casting number block 10114182 heads 10114156. What Alan Colvin REALLY SAYS about the 3903352 block casting in his book Chevrolet by the Numbers 1965-69 edition, page 63. 20 Block Casting Numbers: These numbers are located on the drivers side of the engine, at the back of the head on the transmission mounting flange. I need advice from one (or multiple) of our resident expert engine machinists/builders here on how much in general do you think I can take off the deck of this 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. 00" bore block, Chevy V8 Big Block casting numbers; We are always looking for new castings numbers. any other combo is 99. The head also has important casting numbers. It has an unusual bracket above the oil filter cannister to mount the arm for the clutch cross shaft. Chevy Casting Number identification - Block casting numbers Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Does anyone know of this block being bored . #471598 is the part number I From Chevy-Camaro. 1941. The #3970010 block casting number is for a 4. 287 July 15, 2014 General Topics 0 12. This casting number was used for both 283 and 327 engines and was a popular block with drag racers in the 60s. 4-Brl. 02: 1. The Z means that the car was built in the Fremont Chevrolet plant. Choose Group to View Engine Block Codes Engine Block Codes for CID 262, 265, 267, 283 . Big Block was produced 1958 to 2009. Your block casting number is 64-67, 250-300hp Some may never have seen what the internals of the Nova 350 hp 327's look like. Big Block Chevy V-8 Casting Numbers. It has a quadrajet intake on it and the block casting number is 3970810, can anyone tell me what Is a sbc 400 block 3951511 a good block? Chevy Numbers Decoding. e. 1956, and 1957 Chevy owners and enthusiasts. The number on the passenger side of engine on the pad are 14L192810 then 10219CMA. Small block casting date is located on driver side rear of block on flange forward of bellhousing. My engine builders software shows it used up until 1985 at least. Monaro Shrine Small Block Chevy Suffix Codes: CE - CMJ. , so I don't know if it's a 305 or 307 cu. 50 Main Journal: 2. Gm block casting number Hi will, my book tells me that all blocks from 59 to 62 can be bored to 4 in. What's new Search. Casting # CID Year Model Applications Comments; 340261: 350: 74-76: Passenger,Camaro,Chevelle,Nova: 4 BC,cast iron,w/egr: 340266: 305-350: 14093638 Chevrolet engine block. You can decode the casting number. 348/409 Block Casting numbers Results: Found 1 matches out of 16 records Block# 3857656 Year used: 1965 (some late '64) Model: Car or Truck Engine: 409 Horsepower: Bore: Stroke: Main Journal: Rod Journal: The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Casting numbers can provide information about the year the engine was manufactured and any modifications made to it. 1948 3/4 ton Chevy Pickup Re: block # 3837004 1948 3/4 ton Chevy Pickup Re: block # 3837004- what engine is this?? MontanaLee #1335502 11/27/2019 10:00 PM. Sonic test is the way to go. Casting: Years: CID: Main: Comment: 10069284 : 427 : 4 I understand this block started production in September of 1968 according to Chevrolet by the numbers book. Casting No. html. I personally prefer the longs studs which allow the installation of a windage tray. It is a small journal Block Crank Head 1 283 4. 875 bore and 327 is 4. Chevrolet Engine Block Casting Numbers. Block Casting Number Identification. Big block on the right side of engine above the oil pan rails. Four bolt main blocks are desirable in high performance applications According to Herd's Parts interchange this block was used on vettes; but most of them were 396's so be sure that the bore is 4. 125. All engines are stamped with an engine ID code, consisting of assembly plant code, production date, and suffix code. 348/409 All of our casting codes are now in searchable databases. Truck sequence/series codes/pre-fixes are nicely presented by John Milliman on The Stovebolt Page List of head casting numbers for the 1958-65 348 and 409 engines. This ledge is below the deck of the block and the ledge forms the mating The Casting Numbers to the right are found just below and to the right of the Distributor on the passenger side. in. 125" over to make a 301 or 327 with a crank change. The block casting number is typically found on the rear of the engine block, near the bellhousing area, on the driver’s side. www. Apr 12, 2014 All crankshafts have a casting number located on one of the rough finished throws or counterweights towards the front of the crank. They may also be I found a 400SBC with the casting number 330817. There is a big H38 on the back. April 12, 2014 Roadkill Customs Technical Info. I also have a 3970010 block. Use these casting numbers to identify the block you have. Cutlass , Firebird etc. View Big Chevy Big Block Engine Block Codes for CID 427 . 10051103. Casting Reference the block casting number to identify the Chevrolet Bowtie block. Find the list of engine Learn how to identify different generations and models of Chevrolet small-block and big-block V8 engines by their casting numbers. txt) or read online for free. " Reply. Casting Numbers. 6 58-62 V8 OHV; RWD H ydraulic cam;thre aded pulley hole 3756519 3789935 3794226 3837739 3849852 3735236 3836266 3815822 3731554 3748770 3748442 casting-numbers-chevrolet-v8-passenger-cars-287. The problem is that this number only serves as an internal code for GM to keep track of production. Click the link for more information about that item. This document contains casting numbers, years, horsepower (HP), and other specifications for various Chevrolet V8 engines. 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. Whats the story about this block. A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Then i have talked to 348 and 409 block casting codes, head casting numbers, exhaust manifold casting numbers, and intake manifold casting numbers. Aluminum Bowtie Single plane. com. 00- to 4. 839910 All crankshafts have a casting number located on one of the rough finished throws or counterweights towards the front of the crank. I find out some interesting stuff LS and GM Small Block Engine Identification, Casting Numbers and How to Figure Out Which Engine You Have. When ID'n blocks, the common block is the "362", but there is a "721" early production block also, I have heard some 283's were based on this Hello I would like to get some help identifying a small journal 327 with casting # 3959532. org) Title: Engine Casting Numbers: Chevrolet V8 Passenger Cars Chevrolet produced casting number 361959 from 1973 to 1990, making it one of the most common of all 454-block engines. Each casting number serves as a unique signature for the engine block, revealing vital information regarding its origin, performance specifications, and compatibility with other C1 & C2 Corvettes - 59 block casting # 3737739 vs. The Block Casting Number is located at the back ledge of the block behind the driver-side cylinder head. The numbers on the machined pad on the front passenger side of the block are 151420105 K10 3P CMJ. But what about the other #s on it. 10066013. your block was used probably about as much as any chevy block ever was used from april or may 69' through 75'. I did a quick check and found 3. 125 Stroke: 3. Search intake number. With that bit of info along with the second digit of the VIN stamp 'C' (1982) it would Chevy Intake Manifolds . TO904YP , any help would be greatly appreciated. BG, BL. engine. From Stock to Modified. 3125 Stroke: 3. The engine block casting number is an 8-digit numerical code on the back of the engine on the passenger side. See the differences between 2-bolt and 4-bolt blocks, nodular and chamfered main bearings, and various horsepower ratings. Similar correlating numbers exist on other engine blocks. 1946 I run 601 casting heads bowl ported on my 2 current rides. Casting numbers on the block are GM 3849852 F0340D. You can search for specific specs or numbers or even view all. Casting The casting number on Chevy V8’s is located on the drivers side of the engine where the block is connected to the bellhousing. Chevrolet engine identification can be made based on engine lists and visual and flywheel differences. 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. In total, over 100 small block and big block casting numbers are listed with relevant specifications to aid in identification. Posts: 29,277. See photos and diagrams of the locations and features to identify your engine type and year. Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. 348/409 Block Casting numbers Results: Found 16 matches out of 16 records Block# Year used: Model: Engine: Horsepower: Bore: Stroke: Main Journal: Rod Journal: List of head casting numbers for the 1958-65 348 and 409 engines. 31 12 bolt "I would This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Save Share SBC Common Head Casting Numbers. It isnt the best block to use for a 383. Posts: 1,178. 51K. It can be a bit hard to see with the ignition shielding in place but the numbers are fairly large. It's a 3791362 casting and hard to find. Send Private Topic The Chevrolet engine block casting numbers are essential identifiers that help enthusiasts and mechanics decode the specific features and history of an engine. These numbers have been taken personally by Lou, c1937@sirius. Corvette Base MASS air 9th injector style Aluminum heads (86 and older) List of head casting numbers for the 1958-65 348 and 409 engines. 125" to Chevrolet Big Block Heads were offered in many different variations within their 51 years of production. 330817. most of the points assigned to the block are tied up in the casting number and the casting date. If you in fact have a block with casting number 3701481 it can be Key Components of the Identification Numbers. 348/409 Block Casting numbers Results: Found 1 matches out of 16 records Block# 3844422 Year used: 1964 Model: Passenger car Engine: 409 Horsepower: 340,400,425 Bore: 4. The heads have the camel humps. The guy I bought it from swore it was a 68 327 truck motor but 1971 Chevelle "Heavy Chevy" original owner Enginerepairshop. As I said, if it's a 67, and it appears to be by the casting number 3903352, it's a 67 Chevelle 327/275 w/manual transmission engine. Learn how to identify and decode the engine code, partial VIN, casting date, and other information stamped on your small block Chevy engine block. I'm no expert but I think the 302 only came in z28 Camaros and they were List of head casting numbers for the 1958-65 348 and 409 engines. Runners come in at 170cc. Chevy Forums FREE technical assistance for your restoration and repair. CID. This little gem of an engine has seen displacement from 262 to 400 The first place we typically look is the casting number on the back of the block. I bowl port them and widen the pinch at the pushrod. 6: 58-62: V8: OHV; RWD Hydraulic cam;threaded pulley hole: 3756519 3789935 3794226 3837739 For instance, a Chevy 350 block with casting number 3790721 traditionally would mate with specific transmissions designed for high performance. basicaly is it a 305 or a 350 4 or 2 bolt? please help. There are dozens of numbers used from 1955 through the ’90s, but there are a few standouts that indicate a performance engine. Common 327 Block Casting Small Block Chevy Crankshaft Casting Numbers: Years: Casting: CID: Material: Journal: Rmain Seal : Applications: 1968-73: 1130: 307,327: cast: large: two all: 1968-76 1955 Chevrolet Bel Air Unrestored 15,000 Mile Survivor 1955 Chevrolet Nomad 1964 Malibu SS Unrestored 36,000 Mile Survivor ~ SOLD AFAIC a real 69 Z/28 302 block will have the 386 casting number and the partial VIN ending in the DZ code stamped into the front of the passenger side deck. However, this same casting was also used for Chevy's very first 350, used in the 350 RS Camaro. Powered by TCPDF (www. Use these numbers to identify your stock Chevy intake. Chevy 350 engine block identification numbers are generally found in several key locations: Casting Number: This number is typically located on the rear of the engine Big Block Chevy Engine Parts casting numbers and Identification : Big Block Chevy Engine Parts Identification : Engine Blocks | Cylinder BBC Cams | Crankshafts | Intake Manifolds | Exhaust Manifolds : BBC Engine Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. Usage: "1967 Passenger car- 327/275 Chevelle- 275/275 "I now know this block was a Tonawanda casting and has been verified/documented by a 1967 Camaro with a casting date of December 16, 1966 and a 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. I have a 427 with the casting number 473478 After a quick Google search I found the 473478 CASTING NUMBER which is a 427 tall deck block used from 1977-1985 (possibly to 1990. does some one know of a web site whith this info? Your block is a ChevyII block and the casting number is a ChevyII number which replaced the 3790721 casting number and the 721 blocks could have been a 283 or a 327. 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. Search your casting number. "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. Move cursor over the various items below to show their location. Block Casting Number. outintheshop. The book Chevrolet By the Numbers THere are close to 10 different casting numbers for the 68 year, and the 678 was used for 302, If pushed hard the main caps on a '68 will move in relation to the block. The heads have a triangle casting on the end where the double hump is on the other heads I have and the guy called them wedge heads? In addition to being a production block from 62-67, I believe the 3959512s were also service replacement blocks for a number of years. tcpdf. Jump to cylinder heads. but I also found this block number is least desirable due to metallurgical reasons. And you can check dates. 327 Engine block # 3914660, This casting number was used in 1968 only, on all sorts of HP levels Pad #18Z120285, 8 in the VIN = 1968 CONV1 was the conveyor line or mold number. Save Share How do I identify my engine cast number? There are many existing pages to identify your engine. This engine was an option on 1973 to 1975 Chevelles, and was used in a number of other full-sized Chevrolet passenger cars through 1976. the information below was obtained from Block codes and series/sequence codes from Beck's Machine & Tool on Inliners International. Post: SBC block casting number 14016379 question (Topic#14730) chevymike Member Posts: 96 Loc: San Diego, CA, USA Reg: 11-06-01. Find the code date of the Chevy big block. 57 chevy 350" and 47 dodge with small block. Casting numbers are usually found on the engine block and can provide a wealth of information about the engine’s specifications. 75" bore that yields 309 cu. 839751. 1998 Chevy Z71 Full Size Pick-up Vortec 350 1998 Buick Regal GS The only question i have is, i ran the casting number and it says its a 4 bolt main, but its clearly a two bolt Early block casting #, but only 2-bolt caps. This will show you how to also look up the 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 348-409 Chevrolet Engine Block Casting Numbers. Pontiac/Chevy Aluminum, 91cc chamber Large Rectangle Port. com that says it is but than some others arent really specific. These numbers are usually found on the side of the block or cylinder head Decoding small block Chevy engine suffix codes and stamped numbers - CMK to CUD. what does this represent? Near the oil filter is 371 386 83 N The 3956618 block casting number was used for many many years. casting codes sequence/serial numbers . 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: 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 are notoriously very hard to read and often people make Find the block casting numbers and dates of Chevelle V8 engines from 1964 to 1972. CID: Year(s) Main Caps: Notes: 140029: 350: 80-84: 2 : 330817: 262: 75: 2 : General block Info | Block Casting Numbers | Block Casting Date | Engine Code Stamping | Casting Clock Code VIN Code Format | Camaro Specific Engine Codes | Small Block Suffix Codes . On the other hand, The 3951509 block is the most sought after 2 bolt 400 block. If you have some information you want to share with us and our visitors, please stop by the forum and leave us a post! We are currently limiting the listings to Chevy V-8 blocks, cranks and heads. The code is a letter followed by three numbers and is above the bell housing. 307 is 3. Casting numbers are found under the valve cover. com John-TC#2226 - 1971 SS350 El Camino 406 SBC M21 3. Year: Engine Size: CC: HP: Port Type: Chamber: Intake Valve: Exhaust Valve: Notes: 330864: 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. Joined: Sep 2001. The casting number on the block is GM Chevy 348-409 Engine Block Guide - Includes Restoration, Performance Upgrades, Durability Modifications. glyn. Come join the discussion about restorations, builds, performance The block casting number (drivers rear at back of block) is 3970044. Post by hbps1978 » Wed Jul 11, 2018 1:40 am. according to Catalog of Chevy V-8 engine Casting Numbers 1953-93 it has the following applications: 396 65-67 passenger 325 HP 2 bolt main 427 66 Corvette 390, 425 HP 2&4 bolt main 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. The block casting number for 1931 is 836409 (see d2d2's first posting on March 02, 2004 22:09). 348/409 Block Casting numbers Results: Found 4 matches out of 16 records Block# 3755011 Year used: 1961 Model: Passenger car Engine: 348 Horsepower: 250,280,305,340,350 Bore: 4. It doesn't seem to be a very popular number. If you have looked very carefully and find no numbers there, chances are your block is classified as a Replacement Block and will have no numbers stamped on that deck. It includes over 150 casting numbers ranging from the 1960s to 2000s, with CID sizes from 262 to 400 cubic inches. All these are identified here. ; How to Read and Decode Chevrolet Engine Casting Numbers. Mine's been decked, so the pad is blank, but a CE on the pad probably indicates it was a warranty replacement. Small Block Casting numbers . The casting date is I 3 9, so I assume it is late 69/early 70 block, and is a 4 blt main block. Learn how to find the block and head casting numbers, dates and codes on Chevy V8 engines. I would say that after the 0010 blocks it is probably the most common block casting number. AG, AL. 350 block casting 3970014. TPI. A guy is selling a 14015445 block. See a list of casting number Find the casting numbers for Chevy smallblock and bigblock V-8 engines, as well as the crankshaft, rod, and piston sizes. The block has a a casting date of J 24 61. 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. Post the head casting numbers. Quickly, A = Chevelle, F = Camaro, X = Nova. Chevy casting numbers for blocks and heads for big block V8 engines. 87-89. Might be a 350 from a '73-'74 Chevy van. C3 General - block casting number - I am getting ready to build a 388 for my 72 and I am looking at a 350 a guy near me has that I can get. Casting Number. How To Decode A Chevy Small-Block V8 (SBC) Engine Serial 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. ChatMaster - 1,000. 1990. Like ZZ4 engine identification, Chevy engine identification can be C3 Corvette Casting Numbers for Blocks, Heads, Intakes and Exhaust Manifolds. 10049875. 88 exhaust The Engine Suffix Code is stamped on a block pad located immediately forward of the right hand or passenger side cylinder head. This block casting number has been used in various Chevrolet 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. Reactions: defilade. , a 283 or 350). It was used in the Chevrolet C/K truck, the Chevrolet Caprice, and the Buick Roadmaster. Jump to Latest That is the casting number for 57 V-8 engines, both 265 and 283. Head Casting Numbers. Common casting numbers for performance engines include 3970010, but ours reads 3956618, another great number to put in your memory bank. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Casting Number CID Main Bolts; 330817: 400: 2-Bolt: 346236: 454: 2-Bolt: 355909: 262: 2-Bolt: 3703524: 265: 2-Bolt: 3720991: 265: 2-Bolt How to Identify Chevy 350 Engine Block Numbers. Small Block Chevy Intake Manifold Casting Numbers. There are some rel For instance, if you find a block with the casting number 3855961, you are looking at a 1965 engine block with a 396 cubic inch displacement. If the engine is still in the truck it will be a little hard to see it. Thanx Ian Just picked up a sbc last night and I need help! The story is that it came from a 67 ss chevelle, I got casting #'s today. From what I've read, this engine is a replacement for 71-85. 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. unchanged - you will get a great engine. pdf), Text File (. 9% scam. III engine codes. g. I was told that all I need to do is change out the flywheel with an aftermarket one. Find cast numbers. No one seems to think this correct, but that is what it is. If you google the casting number of 3789817 you will find LOTS of interesting reading. 235 cubic inch engine (L6, inline 6-cylinder with overhead valves) Year Prefixes. Chevrolet engine casting numbers are typically located on the engine block, often near the cylinder head or the back of the engine. CorvetteForum - Chevrolet Corvette Forum Discussion; C3 Corvettes, 1968 - 1982; C3 Tech/Performance; Above the water pump, it's stamped T0428TSD. I found that people have claimed casting numbers of 14015445 is an LS6 block, but many many other resources say that if you dont have cast number of 12561168 then you have something else, maybe LS1. If you're looking at the engine code - this is already known. The added nickel is used in a lot of newer blocks, GM and ford among others. We’ll attempt to provide the best of them to you, rather than recreate the information here. your block # is 65- 67. This engine is currently in a '68 camaro. A "two-bolt" main, or a four-bolt main. Comments. When i google this i see a handful of other threads started about this block but the general consesis is that its a late model crate engine, either l31 vortec or zz4 roller. Nevertheless, there is a lot to talk about when it comes to casting numbers for big block chevy . 25 CorvetteForum - Chevrolet Corvette Forum Discussion; C6 Corvette, 2005 - 2013; C6 Tech/Performance; because this casting number block is specifically machined to produce more than one unique (and non-interchangeable) part number block. 000. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, The 014 is the same as the 010 block, it was used for high performance and heavy duty applications, a pretty common find from trucks and industrial engines. This How to video will show you how to find or locate the casting numbers on your small block chevy engine block. thanks . This ledge is below the deck of the block and the ledge forms the mating Chevy engine block casting numbers serve as a critical component in identifying and understanding the specifics of a vehicle’s engine. A body Chevelle , Y body Corvette , F body Camaro , X body Nova and the other GM look alikes. Mortec - chevrolet casting numbers info on Chevy stampings found here If any of the 302, 350 or 327 is complete - i. The block casting number is the single most important number on a block because it will probably be the last number on a block to be altered or changed to counterfeit or misrepresent a Hello, I just picked up a decent GM Goodwrench engine, casting #10066036. nastyz28. Make sure your crank will work in the block you have. Come join the discussion about restorations, builds, 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. I couldn't get to the casting date so it's either a 75 or 77 truck 454 from a C20 or C30. Newsletter. The good news is this block will easily go . "Main Caps" is the number of bolts holding the cap. Chevrolet engine casting numbers are molded into the metal when the engine block, head, or other major components are manufactured. Small Block Chevy Suffix Codes: CMK - CUD: Engine Code: Year. I have one with a 1970 casting date, large journals, and 4-bolt caps. CID: Application: Engine VIN: HP: BBLS: GM Body/Comments: CMK : 1974: 350 : t400 NB2 pol/taxi - 4 : full size El Cam/Chevy II: CNH : 1982: 350 : Police LM1: L : 185 4 : B/Bel Air/Kingswd My original 67 327 block was found to have serious defects; it's beyond sensable repair. Block Casting Numbers. Casting Date Example: E038 – (E = I go over some basics of Small and big block chevy block and cylinder head casting numbers, date codes, and suffix codes. Chevrolet Big Block Cylinder Head Casting Numbers. I found a 65-67 283, casting # 3862194 which was used exclusively for 283. The engine ID code stamping is located on a flat pad in front of the passenger side cylinder head (big blocks can be in the same location or above the timing chain cover, with inline-sixes stamped on the passenger side of the block behind the The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Chevy V8 Crankshaft Casting Numbers. 3756519 - Who is familiar with block casting numbers? What is the difference (also internal) between both engine block casting numbers. A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. I can,t find this casting # in my info or on the Mortec site. Chevy Chevrolet small block V8 engine casting numbers - Engine Casting Numbers Explained 1954-1962 Chevrolet The Casting Numbers to the right are found just below and to the right of the Distributor on the passenger side. ID CID Liter Year VIN/Cylinder Application Block Crank Head; 1: 283 4. Head casting is 8947040 with the date code B17/8. 3660439. Here's a list of Chevy V-8 crankshaft casting numbers. 3737739 is indicated for 58 and The small block Chevy has been the predominant engine swap candidate from about a week after the first engine block casting cooled in the mid-1950s. User Info. Caveat: It should be noted that many of the casting numbers are not 100% verified and a second source is not always available so these should not be taken at face value. It comes in 2 bolt mains for 1/2 tons and 4 bolt mains in 3/4 ton and up and is often found in the Heavy Half as well. I just pulled this small block from my 1940 Ford street rod and am anxious to begin my first engine rebuild. The head casting number is located outside the valve cover in This document provides Chevy small block and big block casting numbers to help identify engine blocks and crankshafts. If you're looking at the casting # information Explore Chevy Big Block engine casting numbers to identify models, decode significance, and enhance restorations and performance upgrades. Looking at a Chevy engine with the 3970010 casting number and trying to find out more info. 19 intake, 1. I am planning on putting it in my 86 k20. The block number is 10243880. The identification numbers for the 454 engine usually consist of two main parts: Casting Numbers: These are typically found on the engine block and indicate the specific design of the engine. 0 'I have what I believe to be a 216 engine, and the block casting number is 3837004- can anyone confirm that this is a 216?? thanks. Model specific subject matter experts, classified ads and more. They must have realized that the extra 2 bolts were pretty much worthless; basically, a solution to I have a 383 stroker and the Casting number on passenger side block 14088548 states its from a 86 Camaro. This guide also includes the block stamping number decoder and the Gen. Two types of crankshafts are offered, cast nodular iron and forged steel. Year. tab urbsv sok cvdgjdc zencdm yurrhuht dfwiytpb agcu bvqkv rrbi