I have a 1986 Chevy 350 engine block with a casting Number 14088548 (86-88) but I cannot find a casting date (Letter, Num,Num,Num) anywhere on the block although it has what looks like a shift clock casting with the numbers 344 very clearly raised next to it on the bellhousing flange. At the front of the block behind the alternator is stamped ...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. ... Both are found under the valve cover be it a small block V8 (283/307/327/350) or big block Mark IV V8 (396/402/454). ...010 as a casting number i.e. 3970010 is found both on the outside left rear of the bell housing boss as the complete casting number and as the number "010" cast into the right side of the block ahead of the starter location. Casting number 3970010 is a very desireable block it is a 4 inch bore used for late 327s, Z28 302s, and heavy duty 350s ...400 SBC Casting Numbers. Guys I have what I think is a mystery, I have a SBC 406 and I checked the casting number and it is 395509 there is also a 509 on one of the side of the block. I have looked everywhere on the internet and I can find 3951509 or 3951511 but not a 395509. I have crawled into the engine compartment and have absolutely ...Page: [1]Loaded in 8 ms.. There are 2,506 casting numbers in the database.2,506 casting numbers in the database.The casting number, located on the top rear edge of the block, is 12561168. The SSC Ultimate Aero TT also utilized the LS6 block, ... The original LT5 is rarely known as a Chevy small block V8, as it was designed by Lotus, built by Mercury Marine, and implements a DOHC 32-valve multi-port injection system, instead of the 16-valve push-rod ...Loaded in 1 ms. There are 2,506 casting numbers in the database.If you are restoring a museum piece you don't care if it runs. It is a 165 cc runner with a 1.70 inch intake valve (flat faced solid steel not tulliped for flow) 75 cc pent roof (wedge shaped) combustion chamber. All of this was state of the art when introduced back in 1956. It was superceded the following year by the Fuelie head in 1957.Identifying a 283 Chevy engine can be done by checking specific features, casting numbers, and other visual cues. The Chevrolet 283 cubic inch (ci) engine was a popular small-block V8 engine produced from the late 1950s to the mid-1960s. Here’s a step-by-step guide to help you identify a 283 Chevy engine: 1. Locate the Engine Block:3890462. Manufacturer: Chevrolet Category: Cylinder Heads Type: Small Block V8 Date: 1966-1967 Notes: 302 or 327 or 350, camel hump a.k.a double hump, no accessory holes, 64cc chambers350 engine block 3956618. VO217WK Built in Towanda, MI Block 3956618 date B129 or 8 (Feb 12, 1969 or 8). I am pretty sure this was a truck motor - 350 cu. in. 4-bolt main. The trouble is my confusion with the casting dates of the block which I think should be B129 but seems the tail of the last number closes on the top to make it B128.Chevrolet: Category: Engine Blocks: Type: Small Block V8: Date: Notes: 350, 4 bolt, Goodwrench crate engine, 2-piece rear seal: Added to DB: December 20, 2010 (4910 days ago) Loaded in 1 ms. There are ...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, …1 post · Joined 2010. #6 · May 15, 2010. i have a small block 3970010. lg1969 said: It's used on 69' 302 Z/28 4 bolt main. 327 truck and industrial. 350 from 1969 - 1980. The block can be either 2 or 4 bolt main. You have to look at suffix letter in front of the block on the pass. side. Behind the alt.Any of the caps on a stock block other then the 2482 are just a std. grey cast iron cap. Now the 400 4 bolt center caps are nodular iron cap same material as the 2482 350 center caps. Hmm, so all of the 2 bolt caps are gray, as well as #1 and #5 on 4 bolt engines, 350 and 400]. Interesting.3869942 - used for 1966 and possibly part of 1967 - 427. 3904351 - used in 1967 - 427. 3916321 - used for early 1968 - 427. 3935439 - used for late 1968 and early 1969 - 427. 3963512 - used for 427 starting early/mid 1969 model year. First blocks started October 1968. Also used for 454 in 1970-71. May have been used for CE 427 engines after 1969.Chevrolet Small Block - Head Casting Numbers. Small Block Head Casting Numbers. (In no particular order) 330545. 1971 / 75. 350. 245, 250 hp. 1.94 / 1.5.Notes: 400, 76cc chambers gm chevy sbc bbc head sbc smallblock. 3973487. Manufacturer: Chevrolet. Category: Cylinder Heads. Type: Small Block V8. Date: 1971-1972. Notes: 350, 1.94/1.5 or 2.02/1.6 valves, also 1971 350 or 330hp LT1, 75cc chambers gm chevy sbc bbc head sbc smallblock. 3991492.Jan 1, 2024 · Small Block Chevy Casting Numbers. The casting date for a Small block Chevy is crucial for identification, typically located on the driver side rear of the block, near the flange forward of the bellhousing. For Big block engines, this information is found on the right side above the oil pan rails.The GM small block Chevy is the most popular V8 engine ever produced, still more popular than the LS-series, as it has over 49 years of production and is still the king of performance parts. ... Block casting numbers for the L79 are a little sketchy as well, here is the accepted casting number list for 350 hp L79 327 engine blocks: 1965: ...This Race Saver replacement for GM's 305 small block uses the same high-quality construction as all GM performance blocks. It is an all new GM 305 bare engine block and is IMCA RaceSaver approved. Part Number: 10243869Casting number: 10243878Material: Cast IronBlock finish: painted, blackMain Caps: 2 - BoltMain Cap Material: Cast IronOil pump mounting: Conventional Wet SumpOil filter mounting ...There are 2,506 casting numbers in the database. ... [ http://www.castingnumbers.info/site/detail/148 ]There are 2,506 casting numbers in the database. ... [ http://www.castingnumbers.info/site/detail/334 ]The 2022 Chevy Bolt EUV may look like a larger, slightly longer Chevrolet Bolt, but under that boxy exterior lies a whole lot of tech that’s both affordable and very advanced. With...VF292800 - is an example of a over the counter crate engine. "2800" is the last 4 digits of the GM part # for the crate engine assembly. The final digit could be a year code. Another example: A Targetmaster engine (p/n 14009800) built in 1985 could have a code stamped as follows: A0198005 (A = january, 01, 9800 = pn, 5 = 1985).Any of the caps on a stock block other then the 2482 are just a std. grey cast iron cap. Now the 400 4 bolt center caps are nodular iron cap same material as the 2482 350 center caps. Hmm, so all of the 2 bolt caps are gray, as well as #1 and #5 on 4 bolt engines, 350 and 400]. Interesting.News that Trick Flow will re-engineer the classic small-block Chevy "double-hump" or "camel-back" cylinder heads in cast aluminum is reviving interest in the original Gen I platform, ... The double-hump family actually consists of many different casting numbers that GM produced for different engines in the '60s and '70s. The ...The heads on the 1976 through 1987 GM vehicles can be identified with casting number 462624 with an intake/exhaust port size of 1.94/1.50 inches. These heads are prone to crack. Chevy small-block engine head casting numbers identify the model year, horsepower range, valve and chamber size and the size of the intake and exhaust ports. …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. Four bolt main blocks are desirable in high performance applications because the extra strength of ...22551656. 4. Chevy/Olds Rocket block 4.00"-4.190" bores 2.45" main journal sizes splayed caps dry sump 2-piece rear seal 9.025" deck. 22551660. 4. 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 ...Chevrolet Small V-8 Cylinder Block Casting Numbers 1955-1985 These listings are always a work-in-progress. If you have any documented info that can be added to these pages,Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.Starting with the 1975 model (fall of 74) Chevrolet began cutting corners on the SB heads, such as the 462624 head. They were lighter, thinner castings, had an additional exhaust crossover passage (more heat) in the center of the head. Consequently, they are MUCH more prone to developing cracks, or developing them sooner, than the 1974-earlier ...I hope it helps you identify the Chevrolet engine parts you are working on. If you notice any mistakes or have any additions, use my contact me form and let me know so I can update the list. ... CHEVY SMALL BLOCK V-8 Engine …Small Block V8. Date. 1978-1979. Notes. 305, 2 bolt. Added to DB. December 20, 2010 (4907 days ago) Loaded in 1 ms. There are 2,506 casting numbers in the database.To determine what type of heads are on your small block Chevy, take a look at the illustrations below for 'Early' or 'Late' Style, Aftermarket Aluminum SBC heads, Aftermarket Cast Iron heads, and other SBC cylinder heads. Text descriptions of the heads can also find text descriptions for each head type under the respective headings. …Photos and diagrams of Chevy casting number locations for cylinder heads for big and small block V8 engines.The small block Chevy casting numbers will tell you exactly what you have, as externally, it is difficult to tell whether you’re looking at a two-bolt 307 small block Chevy or an SBC 350 4-bolt main engine.How to decode Chevy Engine Codes and block casting numbersChevrolet: Category: Engine Blocks: Type: Small Block V8: Date: 1986: Notes: 350, 2 bolt or 4 bolt, one piece rear seal: Added to DB: December 20, 2010 (4911 days ago) Loaded in 1 ms. There are ...Chevrolet: Category: Engine Blocks: Type: Small Block V8: Date: Notes: 350, 4 bolt, Goodwrench crate engine, 2-piece rear seal: Added to DB: December 20, 2010 (4910 days ago) Loaded in 1 ms. There are ...Identifying a 283 Chevy engine can be done by checking specific features, casting numbers, and other visual cues. The Chevrolet 283 cubic inch (ci) engine was a popular small-block V8 engine produced from the late 1950s to the mid-1960s. Here’s a step-by-step guide to help you identify a 283 Chevy engine: 1. Locate the Engine Block: The ...This Casting number is usually found at the rear of the block on the left or drivers side on top of the bellhousing flange. Choose Group to View Engine Block Codes Select Block Casting Group ALL Block Codes 262, 265, 267 302, 305 or 307 327 350 4001968 Chevy Camaro Etc Used 3914660 1967-1968 Dated 327 V-8-Bare Block Choose 1. Tracy Performance Corvette Parts. (19394) 98.8% positive. Seller's other items. Contact seller. US $999.00. No Interest if paid in full in 6 mo on $99+ with PayPal Credit*.Re: engine casting code 4010207. I have found that you can NEVER trust casting numbers to determine if an engine is a 4 bolt main. The only way to tell for sure is to drop the pan and count the bolts on main caps 2-3-4. Or main caps 1-2-3-4-5 if you have one of those bad boy engines. Lol.Chevrolet Small Block - Head Casting Numbers. Small Block Head Casting Numbers. (In no particular order) 330545. 1971 / 75. 350. 245, 250 hp. 1.94 / 1.5.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. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing.