34081 posts · Joined 2000. #2 · Jan 23, 2011. Block casting was common for both CID's. 327 would be MA or ME, 350 would be MS or MU, depending upon trans used. This two letter code is located on the front of the pass side head deck - VXXXXMX. Above only applies if engine is a '68 Camaro. Give a man a rescued dog for the health of both their ...Jul 19, 2017 ... When we rebuilt a Chevy small-block V-8 and released a time-lapse video of the process, we had no idea how many people would want to use it ...2. K-20. Enter your engine SUFFIX CODE in the Search box below. E.g. 0FC, 0XA, 1XJ, etc. Or read about engine serial numbers first to identify the suffix code. Bonus: Want to know the information about your GM/Chevy engine? Enter the engine serial number suffix code in the "Search box" to find out the year, C.I.D, etc.Have a small block that I recently purchased and was told it was a GM crate motor. Upon further inspection I found the casting number 3970010 on the block which I see online as a 69-79 350 2 or 4 bolt mains. Only other numbers I see in that area is a K 1 above the oil filter casting.Find many great new & used options and get the best deals for SBC 350 Bare Engine Block Casting # 3970010 4 Bolt Main Machined and Painted at the best online prices at eBay! Free shipping for many products! ... GM. UPC. Does not apply. Item description from the seller. Seller assumes all responsibility for this listing. eBay item number ...Chevrolet Engine Block Numbers. All engines are stamped with an engine ID code, consisting of assembly plant code, production date and suffix code. ... 3970010: 350: ...It is a 3970010 block that is stamped V1219HA (for a 1969 Camaro/Chevelle/Nova 4 speed application) which is I believe is one of the Dec (M) blocks talked about in Colvin Chevrolet by the numbers on page 74 . ... 1969 RS LM1 2nd owner numbers matching 1966 Chevy II SB 400 alum trick flow heads, Turbo 400, Dana 44 rear 1970 Camaro coupe, 350 L65 ...Loaded in 1 ms.. There are 2,506 casting numbers in the database.2,506 casting numbers in the database.| 1968, 1969, 1970, 1971, 1972, 1975, 1976, C3, casting, Corvette, engine, exhaust, left, manifold, number, numbers, rightThese numbers are from the front pad. 21B650536 K04 17 CTL. This block is a 2 bolt main and has the 3970010 cast in the back of the block then up above that is K 9 cast into the block. I looked up the head casting numbers 3998920 and it said they are 72-73 350. The intake valves are big on these heads.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. "Main Caps" is the number of bolts holding the cap. A "two-bolt" main, or a four-bolt main.The block stamp is M0822TVP could be IVP, and the cast number on the back of the block is - Answered by a verified Chevy Mechanic. By chatting and ... i have a 350 chevy engine block numbers on back are 10066036 also a few inches away are the number 98 my dip stick is on the passenger side of motor ... Gm casting number 3970010, 350 4 bolt mail ...The numbers you are talking about (010, 020) are only sand core identification numbers. The 010 is a side core for a small block chevy, and it does not guarantee that the block is a 4 bolt or not. Most were 4 bolt blocks, but some 2 bolts were built with 010 side cores, or whatever side core was available.With the exception of a "010" and "020" found under the timing cover and on the back of the block near where the starter mounts. The 010/020 indicates the 'formula' used for the casting (% of tin and nickle) [This message has been edited by Marv Davis (edited May 15, 2001).] May 15, 2001. #3.If you are looking for the actual Chevy engine codes that are stamped into the block during assembly, Nasty Z-28.com has an excellent block stamping number decoder. CHEVY SMALLBLOCK V-8 Crankshaft Casting NumbersThis engine will be built using an genuine GM LT1 4-bolt engine block STANDARD BORE that was originally assembled by GM as a partial over the counter 370hp GM #3966921 assembly. ... 3970010 BLOCK. Other Part Number. CTB, CTC, MO, MN, DZ, LT1 350 370HP. Interchange Part Number. 3970010 CTC, LT1 350 360HP, LT1 350 370HP, 1969 Z/28, 3927186 HEADS ...Are you tired of receiving calls from blocked or unknown numbers? Do you want to take back control of your phone and stop missing important calls? If so, you’ve come to the right p...The engine numbers are: Casting # XXXXX back of block =(NNN) NNN-NNNN and the engine number on front of block = 1208TXB ... could some chevy cylinder heads-casting #10110810 thats 91 and up, fit on a chevy small block 350 casting #3970010 thats years 1969-1980 4-bolt main ...$199 gm 3970010 chevy engine block tyz corvette, camero or conv. cab . Check Details. Check Details. GM 3970010 - 4 Bolt Main Block Original Chevy 350 Motor Engine for Sale. Check Details. Chevy Small Block Engine Chevrolet Casting Number 3970010 Plus Gearbox. Check Details. Chevy Small Block Engine Chevrolet Casting Number 3970010 Plus Gearbox ...I cant find my suffix code anyware I hope you can help (VO810TYZ) the casting number is (3970010) -79 350 ci - Answered by a verified Chevy Mechanic. By chatting and providing personal info, ... I have a small block chevy motor with casing numbers(NNN) NNN-NNNN I checked it out and it is either a 1968 327 or a 69-79 350. ...gm small block casting numbers | gm small block casting numbers | gm small block casting number 3970014 | gm small block casting number 3970010 | gm small blockSmall Block Chevy engine identification. Code identification, Casting Number info. ... but it's a portion of the Small Block Chevy numbers information. The Engine Code page is where this topic is further detailed. ... 3970010: 327--2 : A: 1969-79: 3970010: 350: 185: 370: 2 or 4: car, truck, Vette: 1970-73: 3970014: 350: 200: 300: 2/4:This How to video will show you how to find or locate the casting numbers on your small block chevy engine block. This will show you how to also look up the ...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. ... 3970010: 302: 69: Camaro Z/28 - 4 bolt main bearings: 3970010: 327: 69: 2 bolt main bearings - trucks: 3970010: 350: 69 - 80: 2 or 4 bolt main bearings: 3970014: 350: 70 - 76:Thanks - I have a 69 with a block cast as GM 41 3970010 I believe its a 1978 block (J 78) and it has the smaller front pad, which is blank. The dipstick is on the drivers side. No made in Mexico script either in the back. ... The '41' on your block is called "pattern serial number 41". The foundry poured 2 castings per cask (in this case, it ...Here are the photos that show the 302 Block Casting Number: 3970010 The Engine Pad Number: C15408U The Block Date Code: J29 ... At any time, there are probably twice as many L72 and L88 cars for sale, as were made by GM. Of course, each is "Bloomington Gold, NCRS Certified, Barn-Fresh, Survivor, Documented, blah blah blah" …J. javamxcars Discussion starter. 7 posts · Joined 2006. #1 · Nov 16, 2006. I speak with a lot of friends , and the opinon is the same , the question is: the chevy block 3970010 with number 010 .020 is for the nickel ,ok is it for 1% tin and 2% nickel or is 10 % tin and 20% nickel ? Like. 10. #Lemanster: Our Ultimate Road-trip Cruiser Build!These two numbers are the casting number and engine ID code. As the name infers, the casting number is cast into the block when the block itself is cast. This casting number will denote engine displacement, 2 or 4 bolt main caps, application year or year range, and often any specific application notes. These casting numbers are well known and ...Block casting numbers 3892657 what size motor? Updated: 9/25/2023. Wiki User. ∙ 8y ago. Best Answer. what does the casting number GM 3892657 say about this engine block. Wiki User.Re: Help identifying engine. 3970010. « Reply #4 on: March 18, 2013, 11:27:25 AM ». The 3970010 block is probably the most common "350" block there is. As stated it can be any 4.00" bore motor of the 3 possible. More than likely its a 350 that someone has changed the timing cover on, or maybe a car engine. If it has a 6" …Gm casting number 3970010 but what is the A81 on the passenger side? A81 should be January 8, '71,'81,'91. ... casting number 3970010 is a 350 block from 1969 - 1979 but in 1969 302 and 327 have ...Jan 17, 2002. 823. TRAFFORD, PA. This can be looked at as part 2 of "I found a block". This is the 4-bolt 350 block I mentioned late in my previous thread. Code says 1401679, 4-bolt main, 010 stamped on front pad, timing chain area. Mortec and some others have this as a 77-79, 2 or 4-bolt (it is a four bolt). Would this be a good block to stroke.SB BLOCK Casting Number CID Years HP Comments ... 3970010 302/350 69-79 145-370 car & Truck 2 & 4-Bolt Most common ... "The 267 was introduced in 1979 for GM F-Body(Camaro), G-bodies (Chevrolet Monte Carlo, El Camino, and Malibu Classic) and also used on GM B-body cars (Impala and Caprice models). ...Note the numbers you see there. They indicate the block's nickel and tin content by volume. If you see both an 010 and 020, the block has 10 percent tin and 20 percent nickel by volume. ... Nasty Z28: Small Block Chevy Engine Block Identification ; Tips. A two-bolt main high-nickel block with chrome-moly studs all the way around is safely good ...69 Camaro Z/28 302 DZ complete engine. This is the real deal, black casting # 3970010 casting date E 14 9 (May 14, 1969), engine stamp code V0527DZ (May 27).The number itself can have 6, 7 or 8 numeral digits. They might look like this “361959” or “3970010” or “14015445”. The block casting numbers do not have any letters in them. There are sometimes other individual letters found on blocks like “GM” or “CFD” for the Central Foundry Division, but they are not part of the block ...The Engine Suffix Code is stamped on a block pad located immediately forward of the right hand or passenger side cylinder head. The entire engine code contains the assembly plant, month and day along with the engine suffix code. The way I have the block sitting is the 4 bolt main caps are facing down. To the left side is the oil pump and filter ...The block is GM 3970010, the numbers on the pad pass side are V1110TYZ with C7F352416 under it. I purchased the engine - Answered by a verified GM Mechanic ... Hi, i have a 153 ci GM engine, i have the numbers stamped on the block (GM(###) ###-####. I need to know what year this engine is made, and what transmission was attached to it.Gm casting number 3970010, 350 4 bolt mail block. Need car detail. I have a 350 4 bolt main block with casting number(###) ###-#### Can you tell me the year and the vehicle it originally came out of? …Feb 16, 2012 · These numbers are from the front pad. 21B650536 K04 17 CTL. This block is a 2 bolt main and has the 3970010 cast in the back of the block then up above that is K 9 cast into the block. I looked up the head casting numbers 3998920 and it said they are 72-73 350. The intake valves are big on these heads.I could tell by looking at the crank that it was a 327, but the block number is a 3849852, a 65 model 283 that I think someone bored to 4 inches. ... Small Block Chevy Engine Block casting and code identification ... probably the most common 350 is casting number 3970010 and it was used from 68 or 69 all the way to 79 or 80 depending on which ...i was under the impression that this particular block casting 3970010 was some how stonger than other blocks high nickel or not. most of the casting number index sites show this number as "Heavy duty truck block hi perf ECT" they both came from circle track cars there must be some reason they were prefered not just for the nickel and tin content. am i incorrect.The 010 block casting was a VERY common 4in bore block. It was MACHINED in both 2 and 4bolt configurations. The width of the registers (that's the gap in the main web where the caps fit), FOR A SB, is what determines 2 or 4bolt configuration. AND, ONLY the center 3 webs got 4bolt caps in in the SB. ANY (NOT just an 010) 4in bore block could be ...44 posts · Joined 2004. #1 · Feb 20, 2005. Hi everyone. I am going to purchase an engine with 3970010 as the casting numbers on it. The books indicate that this block could be a 302, 327, or 350. It is a four bolt main and my …When adding the rotating assembly (crankshaft, connecting rods, pistons, bearings, etc.) to the bare block and creating a short block, the small block Chevy weight increases to just under 300 lbs. Adding the (cast iron) cylinder heads, timing cover, oil pan, and valve covers results in a long block tipping the scale at just over 400 lbs. (about ...The number itself can have 6, 7 or 8 numeral digits. They might look like this "361959" or "3970010" or "14015445". The block casting numbers do not have any letters in them. There are sometimes individual letters found on blocks like "GM" or "CFD" for the Central Foundry Division, but they are not part of the block casting number.Gm casting number 3970010, 350 4 bolt mail block. Need car detail. I have a 350 4 bolt main block with casting number(###) ###-#### Can you tell me the year and the vehicle it originally came out of? ... It is a 4bolt main and the block casting number (3970010) says it is a 350ci.Aug 29, 2004 · 11400 posts · Joined 2002. #4 · Aug 29, 2004. Look above the casting numbers and you`ll see "hencho en mexico" meaning made in mexico, this is a target master 4 bolt main block. Honestly, I don`t like these blocks, some have problems out of them and some don`t, some liked to crack while others were just made of poor materials and workmanship.If its just a block all three had the same bore (as mentioned above) So finding a 3.25 stroke crank will get you a 327. If its a whole motor (seeing that you can measure the bore) I would assume the heads off. you could rotate the crank and see how far the piston goes down in the bore. 3' 302, 3.25" 327, 3.48" 350, 3.75" 383 etc. Like.Right there was two numbers stamped over each other but that one was the most prevalent. acording to the casting number AND using the stamped suffix of TBC would make that engine a 1970 350 4 bolt main that came out of a truck with 255 HP. Gary. Category: GM. Satisfied Customers:3956618 is a generic small block which could be configured as a 302, 327, or a 350. The engine ID suffix code stamped on the pad on the block at the front of the passenger's side head will give you the specifics. You might get a better idea of possible value once you confirm what you have. Last edited by Easy Mike; 06-28-2017 at 07:22 AM.3892657 is the casting number for a 67 MO block and was 2 bolt block. 3914678 is the casting number for a 68 MO block and is a 2 bolt block. 3932386, 3956618, 3970010 were used for the 69 DZ block and were all 4 bolt blocks. All the above block casting numbers were ALSO used for 327 motors. Check the numbers and good luck .How to find out the CID of a 3970010 engine number identification. 3970010 shows 68-1969 327 2 bolt and also shows 69-1979 3970010 350 185 370 2. This id # located on drivers side rear engine block stamped on pad. R.S.rear engine block has c-110 on it and R.S. front engine block has 12347 and drivers side of block 371 and 386 and 11618N suffix ...GM engine block # 3970010 was used as early as 1968 on some 327ci engines. From 1969-1979 it was a 350ci engine. It could be a 2 or 4 bolt block used in cars, trucks and even corvettes. Casting number 3970010 is a common small block engine casting. It was used in 1968 on the 327 2-bolt engines used in the "A" body, and it was used as a 350 ...GM engine block # 3970010 was used as early as 1968 on some 327ci engines. From 1969-1979 it was a 350ci engine. It could be a 2 or 4 bolt block used in cars, trucks and even corvettes. Casting number 3970010 is a common small block engine casting. It was used in 1968 on the 327 2-bolt engines used in the "A" body, and it was used as a 350 ...Only show this user. #1 · Dec 10, 2014. Im trying to verify my numbers/facts before looking at a possible purchase. Are these the correct casting numbers for a 69 302. Heads: 3927186. Block: Before April of 69 3956618, After April 69 3970010. Crank: 1178. Intake: 3932472.This block number has been used in many different versions of this aluminum 18 deg and 15 deg Bowtie race head. Different chamber volumes, port volumes, port locations, valve sizes, etc. were used. Check this castingcarefully to determine which features it may have. There are at least 6 different versions as of 11/99. 10147898: 95-96: 350 ...The casting number (NNN) NNN-NNNNis a small block 350. This is a very common number and was also used for crate engine replacements.The date code will give you the month & year it was casted, the numbers on the pad will give you the day & month it was assembled. A two letter suffix code will indicate it was made prior to 1970.The exact same blocks running down the exact same assembly line were drilled both ways. First, small block chevy block castings changed certain features over the years, and early model 3970010 blocks had a longer pad in the numbers-stamping area in front of the passenger cylinder head.882 casting heads are 76cc castings. a 3970010 block is a 4" bore block. You have a 350 there. A 305 of that vintage would have 450 casting heads and a 460776, 777, or 778 block. I just scrapped one that was in a 79 Camaro. I have never seen a 3970010 casting block that was anything else that a 4" bore medium journal block.1981 Chevrolet El Camino. Oct 21, 2020. #1. I recently bought a 1981 El Camino with a bunch of cool stuff done. The most interesting is the 90's era VORTEC heads on a "3970010" 70's era block. (I think) I am attaching the casting number / Block Stamp and date code from the block. Has anyone seen this conversion?Thanks - I have a 69 with a block cast as GM 41 3970010 I believe its a 1978 block (J 78) and it has the smaller front pad, which is blank. The dipstick is on the drivers side. No made in Mexico script either in the back. ... The '41' on your block is called "pattern serial number 41". The foundry poured 2 castings per cask (in this case, it ...$199 GM 3970010 Chevy Engine block TYZ corvette, camero or conv. cab. Casting chevy number 700r4 gearbox chevrolet block engine plus small Q&a: small block chevy casting numbers 3970010 Offerup gm bolt. Chevy small block engine chevrolet casting number 3970010 plus gearboxHow to find out the CID of a 3970010 engine number identification. 3970010 shows 68-1969 327 2 bolt and also shows 69-1979 3970010 350 185 370 2. This id # located on drivers side rear engine block stamped on pad. R.S.rear engine block has c-110 on it and R.S. front engine block has 12347 and drivers side of block 371 and 386 and 11618N suffix ...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Re: 3970010 10-13-06 05:32 PM - Post# 1017614 In response to artak Yes, well 302/327/350, but its a 4in bore, if its a 4 bolt then 302 or 350, i have the same casting number on my 350. if you want to see for yourself try www.mortec.com and click the small block and head casting numbers link : )-mattApr 21, 2022 · Might be hard to find. My understanding is the 3956618 block was used for many high performance 302 and 350 applications beginning around January of 1969 while GM retooled the Flint plant for the 3970010 block. I don't understand the complete history and exact usage, but I believe the 3956618 block was used thru the end of the 1969 model year with a few of the 010 blocksThe number itself can have 6, 7 or 8 numeral digits. They might look like this “361959” or “3970010” or “14015445”. The block casting numbers do not have any letters in them. There are sometimes other individual letters found on blocks like “GM” or “CFD” for the Central Foundry Division, but they are not part of the block ...Aug 23, 2008 · Engine casting # 3970010--how to find the year. Thanks to some GREAT help, I found my engine casting number. By looking on the web pages some of you guys suggested, that number was used on 350's from '69 to '80 (also on '69 302's and '69 327's), both 2 and 4 bolt.Big Block Chevy Dart 308, 320, 340, 360, 370, PRO1, Iron Eagle Step 1: For best results, it is necessary to check the stud girdle for fit before final installation. The stud girdle is designed to fit only Dart 308, 320, 340, 360, 370, Pro1, and Iron Eagle cylinder heads. The application is stamped on the stud girdle.OEM SBC HP Rating 3970010. I have a high nickel 010 block casting number 3970010, that is at the machine shop right now. It's a 4 bolt block NOT splayed, with stock caps. I hear they are good for about 850 hp at the crank and the main webbing is critical after that. I am putting a callies compstar crank and rods in it with JE slugs.Gm casting number 3970010, 350 4 bolt mail block. Need car detail. I have a 350 4 bolt main block with casting number(###) ###-#### Can you tell me the year and the vehicle it originally came out of? ... It is a 4bolt main and the block casting number (3970010) says it is a 350ci.Yea sorry it can be confusing,there is a number on the back of the block inback of the drivers side head.Should read something like 3970010 that is the block number,this you can look up at mortec.com but its a general number.This can tell you what years that type of block was used but no specifics.Small Block Chevy Suffix Codes: CE - CMJ. GM body designation. All these are identified . Quickly, A = Chevelle, F = Camaro, X = Nova. If you're looking at the engine code - this is already known. 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 ...I was looking through my 1969 Camaro Reference Book and wrote down some numbers to look for which a couple of them were the intake manifold casting # 3932472 and the cylinder head casting # 3927186 like you mentioned. The other numbers were the distributor # 1111480 and the (3) possible engine casting #'s 3932386, 3956618, and 3970010.The 3956618 block casting number was used for many many years. ... the industrial Saginaw block appears to have been to allow Towanda and Flint foundries to tool up and produce the new 3970010 block which is found around May - July 1969 time period. ... A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Come ...what cam should i use to have a nice idle sbc 350 3970010. #Lemanster: Our Ultimate Road-trip Cruiser Build! Better choice: Summit Racing SUM-K1103 - Summit Racing® Cam and Lifter Kits - Overview - SummitRacing.com has been used by several members here with good results,and comes with lifters. Summit Racing SUM-1102 - Summit Racing® Camshafts ...B. BogiesAnnex1. 17591 posts · Joined 2007. #7 · Jan 25, 2013. Your title lists the casting number as 3970010, if this is indeed an 010 casting it is the highly desireable heavy duty 4 inch bore block that was used for some 302's and 327's and a ton of 350's. It was used as a basis for high performance passenger car engines as well as heavy ...The block casting number you gave doesn't exist, but it is fairly easy to figure out what you meant...."397010" is a digit short, the actual number is probably "3970010" which is a 4.00" bore block made from 1968-1979. The date code "B125" come out as "B" = February, "12" = day, "5" = last digit of year, which for that block casting …In 1972, an iconic strike at GM's Lordstown plant forced America to confront the human need for meaningful work. When General Motors announced last month that it was shutting down ...This is the block casting number for a Chevy 305, build between 1976 and 1979. How can you tell if a small block Chevy is a 350 and not a 305? Check the head casting numbers and reference a book ...The numbers 3970010 indicates a block casting with a 4.000" bore. It could have been used in 302, 327 and 350. The 302 is not likely because it was in the Z-28 Camaro with aluminum intake and Holly carb, very collectable and people are not going to put one in a truck. The last year for the 327 was 69 and the first year for the 350 was 69.Details for 3970010; Manufacturer: Chevrolet: Category: Engine Blocks: Type: Small Block V8: Date: 1969-1980: Notes: 350, 2 bolt or 4 bolt, may be mistaken as 8970010: Added to DB: December 20, 2010 (4902 days ago) Loaded in 1 ms. There are ...Tags Chevy 350 ... Chevy motor with casting numbers 3970010 a 327 or 350? Updated: , Small Block Chevy BLOCK # 3970010 Engine Block Casting Numbers This is probably the m, Reference: Chevy V8 Engine Block Casting Numbers. By Bobby Kimbrough September 19, 2013. ... 397001, Today Cousin Mike @landoncustomclassics dropped off a Mystery Sma, A typical casting number for a Chevrolet small block V8 engine is 3970010. This designation shows a parti, This is what i have on you #s 3970014 block =350 1970-1976 can either be a 2 or, Apr 12, 2002 · I was looking through my 1969 Camaro Reference Book and wrote down s, | 1968, 1969, 1970, 1971, 1972, 1975, 1976, C3, casting, Cor, The way I understand it, if the 010 and/or 020 are under t, What is gm casting number 3970010? It's a 4" bore bloc, #1 · Oct 14, 2015. Hey All, Looking at a Chevy , $199 GM 3970010 Chevy Engine block TYZ corvette, camero or conv. cab., The vehicle identification number is stamped next to the engin, To SBC Block Casting Number 14010207. C3 Tech/Perform, Manufacturer Part Number. 3970010. eBay Product ID (eP, Small Block Chevy BLOCK # 3970010 Engine Block Casting Numbers This is, Sep 7, 2020 · Kdemmons Discussion starter. 4 posts · Join, 3970010 350 70 Corvette 300, 350, 370 HP Bolt Main 3970.