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. Choose Group to View Engine Block Codes Engine Block Codes for CID 302, 305 or 307 . CID: Years Used: Used In: 360851: 262: 1974-76: Monza: 3703524: 265: 1955 Years. To learn how to locate your casting numbers, casting dates and suffix codes, see Chevy V8 Casting Number Locations Page 1 and Page 2.. SBC Blocks The vin code format is stamped onto most engines. 6 cylinder engines are stamped on the passenger side of the block behind the Attachments. Casting Number. Small Block Casting numbers . Show More. This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. casting number 3970010 is a 350 block from 1969 - 1979 but in 1969 302 and 327 have the same casting # and im not to sure about the other # It could be a 2 or 4 bolt block used in cars, trucks and even corvettes. Again, it either matches If it does - it's "numbers matching", 75 … So if you are trying to identify an engine, call … GM engine block # 3970010 was used as early as 1968 on some 327ci engines. The one thing this casting number tells you is that it is a 4" bore and a large main piece. Chevrolet Small V-8 Cylinder Block Casting Numbers 1955-1985 These listings are always a work-in-progress. When people say "It's numbers matching" - what they mean is the engine (or other component, i.e the transmission) can be MATCHED to the vehicle it was Lastly, in extreme cases, you'll want to verify the numbers stamped onto the component were the ones stamped into it originally and aren't restamped. Discussion Starter • #1 • Aug 23, 2008. The engine date must precede the car build date, otherwise something is amiss. 330817. Right now we are limiting the listings to Chevy V-8 blocks, cranks and heads. 5 3970010 casting number. The other number is the block stamping ID which is (kinda like the name implies) stamped into a machined pad … CHEVY CASTING NUMBERS. originally used in. Click here for Chevy Engine Code Listings. Could be a DZ 302. We are always looking for new castings numbers. This match is done via the PARTIAL VIN stamp on the component. Share this conversation. GM body designation. The Engine Code page is where this topic is further detailed. Answer ID 633 | Published 10/04/2001 08:08 PM | Updated 12/18/2018 07:58 AM. The small-block family line was honored as one of the 10 Best Engines of the 20th Century by the automotive magazine Ward’s AutoWorld. The casting number is a 3970010 And the pad numbers are as follows: T1014CKH7 17D427134 Can anyone shed light on this for me? The partial VIN will match the vehicles VIN. V8 codes are stamped on a pad just forward of the right side (passenger) VIN code format Example: 13N100001 Does this sound right? Another example: T0830CTY - (T = Tonawanda, 08 = August, 30 = 30th day, CTY = 1970 396 Camaro, 375 hp, 11.0:1, TH400). Casting No. Small Block Chevrolet Cylinder Head casting numbers /minuit10 / corvette /head chevy /corvette l82 Im having a problem setting the timing. A two-bolt main high-nickel block with chrome-moly studs all the way around is safely good for about 700 horsepower, which is comparable to a similarly-equipped factory four-bolt block with the same hardware. The engine came out of a step van and was running when it came out. Engine Code Stamping Numbers Chevy/Olds Rocket block 4.00"-4.190" bores 400 mains journal sizes splayed steel caps wet sump raised cam 2-piece rear seal 9.300" deck We would like to thank everyone that has contributed to the data provided on this site. 10036033 Small Block V8 350, 4 … 1968 MM 327 Powerglide 275 4 Chevy II/K-20 1968 YA 327 240 4 C-20 to 35 1968 YB 327 Powerglide 220 4 C-10 To learn how to locate your casting numbers, casting dates and suffix codes, see Chevy V8 Casting Number Locations Page 1 and Page 2. They came in both two and four bolt main configuration. 427 big block chevy block & steel crank - $ 300 or best offer - see pics for block numbers 781 heads - $ 200 or best offer need gone, make an offer! I hope it helps you identify the Chevrolet … Small Block Chevy Crankshafts. Chevy Small Block Engine Casting Codes. Starting in 1970, the serial number is stamped either above the oil filter, somewhere on the block If it doesn't match - is it correct? We appreciate the support and encouragement we have received from our visitors around the world for the past 20 years. If you're looking at the engine code - this is already known. The Dirt Forum: Small Block Chevy Block Casting Numbers ; Nasty Z28: Small Block Chevy Engine Block Identification ; Tips. Chevy Block Casting Numbers. Chevy V-8 Casting Number Locations by Mortec Chevy BB and SB casting number "go-to" site … number, model year, assembly plant designation and vehicle serial or sequence number. Chevy small block casting number cross reference. Generation I Small-Block. CID. You need to decode the engine Re: Engine block code 3970010 and suffix TBF 03-11-04 09:09 AM - Post# 407729 In response to Destructo The casting number on the rear shelf of the case ending in 010 was a very common one. This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. 70-80. Thanks! cylinder head. done. This is the only time the engine will start. I actually went through several lists and made some corrections before making this list. Just above where the water pump bolts. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. The difference is the code on the front of the passenger side. Here is a list of casting numbers, along with their original applications. Car & Truck 2 & 4-bolt 3-freeze plugs. Two types of crankshafts are offered, cast nodular iron and forged steel. Is there any more info you guy's can give me on this motor? Small Block Mopar Casting Numbers Please see the attachments below for a list of casting and identification numbers used on small block Mopar engines. Choose Group to View Engine Block Codes Engine Block Codes for CID 350 . TOP DEAD CENTER in 350 chevy small block casting #3970010? distributor. The point of this article is to help you figure out how to decode stuff. Chevrolet issued Re: Engine Casting Block #3970010 02-13-06 03:25 PM - Post# 873996 In response to MikeB I got the casting number from the cylinder heads. 15 Posts . The format consists of divisional identification Small Block Chevy V8 Casting Numbers. Thanks to some GREAT help, I found my engine casting number. General Decoding Information You can decode the casting number. >>See ad 400hp small block chevy 350. Could be a 145 HP 350 from a 1975 caprice. I removed the spark plug and stuck a screwdriver in and seemed to hit the piston. (1 = Chevrolet, 3 = 1973, N = Norwood, 100001 = Production sequence of vehicle VIN). 355909. Some folks use these terms loosely, or will say "numbers correct" or something to that effect. or it doesn't. Use these casting numbers to identify the block you have. If you have some information you want to share with us and our visitors, stop by the Forum and leave us a post! Chevy Small block Casting number 3970010 with Heads and Intake - Runs - $650 (Ramsey) < image 1 of 6 > QR Code Link to This Post. Chevy V8 SBC Block and Head Casting Numbers, Chevy V8 BBC Block and Head Casting Numbers, Chevy V8 "W" Motor 348-409 Casting Numbers. Look on the top on either side of center. Numbers matching is important when you're trying to decode a Z28 or Super Sport where the VIN won't identify the vehicle as such. This is my opinion, and the generally accepted norm: If you have any documented info that can be added to these pages, please contact me and let me know. Messages: 23,570 Likes Received: 1,350. Answered in 10 minutes by: 10/15/2009. 400. I looked up the head casting numbers 3998920 and it said they are 72-73 350. This will be a great build engine. pad (in front of the cylinder head), or on the transmission flange somewhere. All crankshafts have a casting number located on one of the rough finished throws or counterweights towards the front of the crank. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. 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. To Welcome to Mortec, an online auto magazine with an affinity for all things Chevy, and particularly, the highly regarded Chevy Small-Block Engine. The primary pieces of information you'll decode are the Engine Code and Partial VIN. The first one I usually use is the block casting number which is located at the back of the driver's side cylinder head and will look something like: 3970010. Engine ID Code Example: V0101CLJ - (V = Plant, 01 = Month, 01 = Day, CLJ = Engine Suffix Code) Engine rebuilders usually mill the deck surface of the blocks, removing original numbers … Chevy Chevrolet small block V8 engine casting numbers - WaywardGarage.com - Hot Rods - Musclecars - Project Cars - Farm Trucks . and see if it matches the vehicle, and if the code signifies Z28 or SS equipment. 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? All these are identified here. Some engine From 1969-1979 it was a 350ci engine. Month: A = Jan, B = Feb, C = Mar, D = Apr, E = May, F = Jun, G = July, H = Aug, I = Sep, J = Oct, K = Nov, L = Dec, Chevy Small Block - Engine Block Casting Numbers, QUICKLY IDENTIFY A CHEVY ENGINE CLICK HERE, Click here for Chevy Engine Code Listings. But numbers correct is not numbers matching. Be pretty strange if it does. Chevy Mechanic: Joe, ASE Certified Technician replied 11 … Joined: Apr 14, 1999 Location: Bismarck, North Dakota. Small Block Chevy Suffix Codes: HR - TBS. Casting Date Example: E038 - (E = Month, 03 = Day, 8 = Last digit of model year (1978)). This How to video will show you how to find or locate the casting numbers on your small block chevy engine block. This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Don't forget to follow us on Facebook, and if you run a website or write for a blog, please link to our site! Re: Engine Casting Block #3970010 02-12-06 08:07 PM - Post# 873994 In response to joeysworld The difference is the suffix code on the block. Small Block Chevy Casting Numbers Please see the attached charts to help figure out exactly what you have. I think im at TDC when The notch on the balancer points in the 12oclock position. Gary S Administrator Lifetime Gold Member. Aug 4, 2014 #16. date and suffix code. next to, or under the engine code ID. Chevy block casting numbers can usually be found on the rear of the block adjacent to where the block and transmission meet. The Engine Block Casting code is one of the best ways to identify a Chevy engine block. Block Casting Numbers for Small Block Chevrolet V8. The intake valves are big on these heads. machining operations (decking) will obliterate the engine ID. 5.1 "010/020" blocks; 6 BBC casting number data bases; 7 Resources Chevy engine casting numbers. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. end of story. CKH code was used in 1973 and 1974 on 350 in many cars, but those engines would not likely … Need car detail. VIN Code Format "Numbers Matching" In 68-69 model cars, the serial (VIN) number of the car the engine was installed in is stamped Ask Your Own Chevy Question. Personally, after years of dealing with questions about Chevy V8 casting numbers and engine identification, I have developed low confidence in the stamped numbers on the engine pad, UNLESS I am absolutely certain that the numbers are original and not replaced. This page has basic information on it, but it's a portion of the Small Block Chevy numbers information. As new castings are released on late models keep your eyes open for the new numbers. And you can check dates. otherwise - it's not. Show Less. Chevy Casting Numbers and more! QUICKLY IDENTIFY A CHEVY ENGINE CLICK HERE - for decoding engine codes. We appreciate the support and encouragement we have received from our visitors around the world for the past 20 years. here. This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Gm casting number 3970010, 350 4 bolt mail block. Comments. Small Block Chevy V8 Casting Numbers. Chevy Small Block Engine Casting Codes. All engines are stamped with an engine ID code, consisting of assembly plant code, production technical service bulletins to indicate which engines were to recieve a vin stamp, so who knows what could have happend (or not happened). The block number is 3970010. Search your casting number. Chevy Small Block - Engine Block Casting Numbers Notes (for below): "High … I have a Chevy small block with heads and intake and exhaust manifolds. 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. Quickly, A = Chevelle, F = Camaro, X = Nova. For a list of assembly plants, click 10/04/2001 08:08 PM | Updated 12/18/2018 07:58 AM here - for Decoding engine Codes on! Block with heads and intake and exhaust manifolds Casting numbers to identify a Chevy Block... Block adjacent to where the Block you have made some corrections before making this list us and our,... 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