68 installed height) Pics: Head# 3795586 Year used: 1961. If you do have a head with a number not listed here, you can find it in "Chevrolet By The Numbers" by Alan Colvin. A Small Block Chevy tech site with Block casting numbers, Cylinder head casting numbers and much more information. A casting number is a raised number which is cast into the block, cylinder head, transmission case, differential housing and many other cast iron parts. Big Block Chevy Cylinder Heads Open vs. Just click the attachments under this message and find your number. These numbers are in the die cast mold and are part of each engine the mold produces. Time will tell. Y-BLOCK CASTING NUMBERS. Part Numbers are located and stamped on the. CASTING NUMBER LOCATIONS CHEVY V-8 BORE AND STROKE LIST CHEVY V-8 CRANKSHAFT JOURNAL SIZES CHEVY V-8 CRANKSHAFT CASTING NUMBERS CHEVY V-8 NOTES V-8 CRATE MOTORS FOR SALE HOT LINKS GotMortec - Small-Block Engine Enthusiasts If you need reliable Chevy casting number lists for small block, big block and 348-409 V-8 blocks, cranks and heads, we've got it. Small Block Chevy Casting Numbers. Most 350s id#end with 010,which is a early engine,and if heads are off there will be a. Reference;. SBC Block Casting Numbers. Chevy Small Block V8 Cylinder Head Casting Numbers If this is your first visit, be sure to check out the FAQ by clicking the link above. If you are looking for early Chevy casting numbers for Big Blocks and Small Blocks as well as Holley Carb info, be sure to check out Mortec. CYLINDER HEAD CASTING ID GUIDE Casting ID numbers are located under the valve cover cast into the head face. And, the 010 and 014 blocks were both sold in 2 and 4 bolt mains, so you can bet that Chevy felt they both were up to handling anything their best engines would throw at them. With the valve covers and intake manifold on 99% of BBC heads look the same. 94 intakes, 1. Catalog of Chevy V-8 Engine Casting Numbers 1955-1993. This is an engine specification guide for General Motors’ fifth-generation supercharged LT4 engine that launched in 2015. Home Small Block Chevy Heads. All Engine numbers start at 1001. The casting date is usually found near the casting number. See Don Chart. com It shows that you are unregistered, or not logged in to The Forum. This rugged and compact injector has won thousands of races in sprint cars, drag cars and all other kinds of racing venues. Oldsmobile small-block cylinder heads have a number, like this popular number-7 casting cylinder head. General Decoding Information This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. The Chevy small block 327-cubic-inch V-8 engine can be identified by its engine code stamping numbers. Chevy engine casting numbers. We have a good supply of used ‘186 & ‘492 heads available with everything from “Undercover Porting” to CNC Sportsman Porting. Chevy Casting Numbers Chevy engine casting numbers are located on the back of the block most often on the left (drivers side) on top of the bell housing flange (see picture below). This page list some of the Casting Numbers for LS Series Engine Blocks and Heads. We compare and contrast eight budget small block Chevy heads. Casting numbers and date codes are found with the valve covers off. Your thread title says Small Block Chevy Heads, so I'll assume that you have a SBC engine. Get the best deals on Car & Truck Cylinder Small Block Chevies when you shop the largest Casting number 3890462 one only 1964-1967 Chevy Small Block 327 Head. Mercruiser Block ID Codes - Small Block V8 Marine Engines The specific model/vintage of Mercruiser Marine Engines can be determined by looking at the last letters of the engine code which is stamped in all complete Marine Longblocks by General Motors at the time of assembly. I have these 14014416 casting number heads and was wondering what facts you guys could give me about them (I know they are 305 heads), and I would also like to know how well they would work out on a 350. I would not sweat what you have, there a good head. The suffix code was FO927HE. CYLINDER HEAD CASTING ID GUIDE Casting ID numbers are located under the valve cover cast into the head face. We have stamped some heads on the exhaust side of the head as well. 7-inch small-block rods. A "two-bolt" main, or a four-bolt main. Factory #36 and #05 did not yet exist during the World War II. Including 93438649 - Complete Cylinder Head Assembly with Valves for 260HP, 290HP & 300HP Small Block Chevy Crate Engine. The “double hump” or “fuelie” heads have been around since the 1960’s. The flow numbers for all heads are as follows: '049 heads. com, 1955 Chevy 1956 chevy 1957 Chevy Forum , Talk about your 55 chevy 56 chevy 57 chevy - Belair , 210, 150 sedans , Nomads and Trucks, Research, Free Tech Advice > 55-56-57 Chevy Forum > Trifive Library 55-56-57 Chevy Factory Specs: Chevy Small Block Head Casting Numbers. Numbers are raised approx 1/8 of an inch. Great Information To Know. See Don Chart. How to Add Horsepower to GM's 6. JEGS delivers performance right out of the box! Racing technology for your high performance street engine! JEGS small block Chevy cylinder heads are cast from Virgin A356 Aluminum and heat treated to a T6 Hardness for the ultimate quality and durability. All LT1 heads use self-aligning rocker arms. You may have to register before you can post: click the register link above to proceed. Visit Our "What's New" page to get all the latest Chevrolet Performance News, Announcements, and Specials. Chevy cylinder heads for vintage Chevy cars, classic Chevy auto 6 cylinder heads, small block V-8 & big block V8 vintage Chevy car cylinder heads, vintage Chevy car parts for 1937-1972 Bel Air, Biscayne, Camaro, Caprice, Chevelle, Chevy 150 & 210, Impala, Malibu, Monte Carlo, & Nova Chevrolet models; 1978-1987 El Camino & Malibu parts; huge inventory of used & NOS classic Chevy auto parts. Our RAW Power injector is the work-horse offering of the Hilborn line-up. LIMICAR Head Bolts Kit 134-3601 Compatible with Small Block Chevy SBC Chevy 265 283 302 5. or just pull off the head and see if u have a 4'" bore or better if its been bored. 283 blocks (3. A total of 204,500 sets were made. These are heads that would have been used in Camaros as either standard or replacement during the period. Bryan's list has part numbers, and several part numbers were made from the same casting. The puzzle is the head casting numbers with a date of E203. com It shows that you are unregistered, or not logged in to The Forum. Follow the Google book link for this complicated story. Engine Code Stamping Numbers. We now have a SAENZ model 680 flow bench which we all enjoy using. The diagram above shows where each of the casting identifiers is located on the engine. Year, Code, Model, CID, HP, Trans, Comment/RPO. I actually went through several lists and made some corrections before making this list. In the beginning, there was the small block Chevy. com IP is 198. If you have more information or additional casting numbers please feel free to write!. Casting number 14014418, found 17 but not 18. 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. 3" main), 302/327/350 blocks (4" bore, 2. 2-Bolt mains/Chevy II: 3892657 3782870 67 Small Journal (327 block) 68-69 Large Journal (350 block) SBC Head Casting Numbers. Re: Big Block Chevy Cylinder Head Identification SO its possible they also have a cylinder head with the same casting number being ether open or closed. This site is for Corvette C3 enthusiasts and has lots of information pertaining to Corvettes built between 1968 and 1982. Chevy Small Block Head Casting Numbers C10 Trucks Library Chevy Small Block Head Casting Numbers - C10Trucks. Closed Chamber - A good way to describe big-block heads is to categorize them as open or closed chamber. com - Hot Rods - Musclecars - Project Cars - Farm Trucks. Small Block Blocks 1964 - 1990. I edited out all the numbers that weren't Ford small blocks and that is the Log in or Sign up. The Casting Number for a LS Series Block is located on the rear of the block just below the drive side head. As 52 F-3's ID list shows; the 69's would be the small hump castings with the accessory bolt holes, the good number for 2. The most common heads sought by engine builders are ones identified variously as the "Camel Back," "Double Hump" or "Humper" heads used. I - Answered by a verified Classic Car Mechanic. Small block Chevy heads have been manufactured since 1955, and have been used in high performance applications as soon as the first one rolled off the assembly line. 79silveradok30 had a question about where to find 4bolt main small block 400's. Check this casting carefully to determine which features it may have. I could find no reference to a 8970010 casting code for a chevy block small, big or otherwise. Chevy Small Block Head Casting Numbers C10 Trucks Library Chevy Small Block Head Casting Numbers - C10Trucks. Our mission is to create grassroots relationships with racer enthusiasts of all ages and levels – for a lifetime. Ford 289 and 302 cubic-inch engines, both members of Ford's 90-degree engine family, are similar engines with many interchangeable components. Export block. Holley 2012 Catalog Pages. If you have ever heard that the new style 235 gets better compression numbers with an "848" Head, look for the last three numbers of that Casting Number. Those 4bolt main 400 were produced between 1970 and 1973. RB/B, LA Cylinder Head Casting Numbers: The casting numbers for most RB, B, and LA heads are found in two places. We compare and contrast eight budget small block Chevy heads. 3 L) "Turbo-Fire" V8 was the first Chevrolet small-block, although the first Chevrolet V8 was produced from 1917 to 1918. Check pushrod clearance with heads placed on the block before final assembly. Identify small block Chevy heads? Acquired some SBC heads supposedly off a 327 with casting numbers of 3888820 and can't find this number listed anywhere on my normal sites. The primary pieces of information you'll decode are the; Engine Code and ; Partial VIN. Basics of cylinder head identification. front of block) number 1m0507 6vp Bought this truck with this motor in it. Chevy 305 Cylinder Heads. Small Block Chevy Cylinder Head Casting Numbers. 240" minimum wall thickness allows extensive port modifications. I personally took a 010 motor out of a 74 or 75 malibu and to my dissapointment, it was a stinkin 2-bolt block. can someone give me the specs on this heas, chamber and valve size, compression ratio of the engine and the power and torque the engine makes in stock form. Use these casting numbers to identify the exhaust manifolds you have. 7L with the Chevy Small Block Gen I Engine Stud. Locate your engine casting number on the left hand side of the engine. 68 installed height) Pics: Head# 3795586 Year used: 1961. com is Chevy Tech. (See Image) However, occasionally the cast number may be located on the Passenger Side. 6 out of 5 stars 5 $50. Casting Number CID Year H. I found some information saying that casting #'s 33417369 are to 90-up 350 Gen. The Chevy cylinder head casting codes are one of the best ways to identify a Chevy cylinder head. Small Block Chevy Cylinder Head Casting Numbers The small block Chevy head can be one of the most mis identified component of any Chevy part. 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). Typical aftermarket cylinder heads are cast and machined ensure the head surface is flat. 94″ intake valves in 305 heads. Reference: Chevy Engine Block Casting Numbers By Bobby Kimbrough September 19, 2013 The Chevrolet small-block engine is a series of automobile V8 engines built by the Chevrolet Division of General Motors using the same basic, and for a V8, smaller engine block. com in the REFERENCE section. Common Small Block V8 Casting Numbers. Cast Iron with 4-bolt Main Caps. These engines were. Small sample of our New and Chevrolet Casting Numbers. In fact, we've brought back classic Chevy performance in a big way with these ready-to-run heads for small block Chevy. 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. How we rebuilt our Chevy Small-Block V-8 engine Finding the block numbers on my old chevy v8 first gen. the second heads, they flow about 152 cfm through the intake valve and 93. Referred to as a "small-block" for its comparative size relative to the physically much larger Chevrolet big-block engines , the family spanned from. Chevrolet- passenger cars V8 cylinder YEAR Vin Cyl APPLICATION BLOCK CASTING CRANK CASTING HEAD CASTING; 1: 283 4. Small Block Chevy LS Cylinder Heads by Casting Number 10215339 - LS Small Block V8 1997 346, LS1, aluminum, 68cc chambers 12480005 - LS Small Block V8 2000 LS1, GTZ, aluminum, 38cc chambers, 2. Chevy block casting numbers can usually be found on the rear of the block adjacent to where the block and transmission meet. Check this casting carefully to determine which features it may have. 1 Good wrench Crate motor, but I don't have center bolts and the first number is definatly a 9. Reference;. Weiand Team G water pump part numbers and applications covered by these installation instructions are listed below: Small Block Chevy Short P/N 9208 – Action Plus SBC Short, 1955-68 pass. One of the most rare cylinder head for the big block chevy is the 375 horsepower 396 and the ZL-1 427 aluminum head. Hope this helps!. Cylinder Heads → CHEVROLET SMALL BLOCK; CHEVROLET SMALL BLOCK. The first small-block with a 4-inch bore came in the 1962 Corvette 327ci, and it really opened eyes. If you have ever heard that the new style 235 gets better compression numbers with an "848" Head, look for the last three numbers of that Casting Number. Y-BLOCK CASTING NUMBERS. Can you tell which water pump is for pre-1969 applications?. "Main Caps" is the number of bolts holding the cap. The intake manifold is proprietary to the LT1, however, a standard small block Chevy intake can be modified to work. #1---Head Flow Charts & Comparisons : 12/23/2019: There are enough flow numbers on our website to keep everyone busy for a while. An aluminum head casting – distinguished by Chevy Bowtie logos at each end – and a valvetrain with high-rpm, LS-style beehive-type valve springs stretches the performance range of the heads to enable greater power at a higher rpm. The Edelbrock #60739 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. The heads are dated L20 & C281 (December 2, 1970 & March 28, 1971). It is usually found on the top of the head in between two valves and the rocker arm studs. External casting marks on cylinder heads have caused confusion among a lot of people when they first glance at a set of heads. no year is indicated). Raylar Big Power CNC aluminum cylinder heads are engineered to maximize the horsepower and torque of the big block Chevrolet Vortec 8100 8. 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. There are actually two different casting numbers for the Vortec head, the 10239906 and the 1255062. The first generation of big block engines was called the W series, named after its special valve cover design. POWERHOUSE has thousands of stock and high performance parts for cars and trucks. GMC - The Numbers Game Vast number listing for Chevy inlines: Lots of Inline casting numbers: Number 4001133 1970 2135412 2193980 2324003. Brown has been developing this idea for a couple of years. Small Block Chevy Head Numbers If this is your first visit, be sure to register. Chevrolet casting numbers can be difficult to read if the engine is still in the vehicle but it can be done. Thinking that "bigger is better" many people install 1. (2) shows the position of the BLOCK CASTING DATE on the rear ledge of the block near the bell housing mounting surface. first stage 40 foot pounds. In 1975 General Motors painted all engines corperate blue. V8 Block & Head Casting Numbers The block casting number on small block and big block Chevrolet V8 motors is located on a ledge found at the rear of the block, most often on the driver's side. 60" exhaust valves of the earlier heads. Small sample of our New and Chevrolet Casting Numbers. Small Block Chevy 400 MAXED on the Dyno What is a Blown Head Gasket, How To Identify GM SBC Engine Block Casting Numbers/Suffix Codes. Those 4bolt main 400 were produced between 1970 and 1973. if it dont have it there check top of bellhousing where tran bolt on should be stamped there gm 5. Closed-chamber cylinder heads have small combustion chamber volumes for high compression ratios, with even mildly domed pistons. A torquey 235 cubic inch inline 6 mated to a 3-speed manual transmission is an engine that has an: engine block casting number and date, engine assembly. 462 casting numbers. Reference: Chevy Engine Block Casting Numbers By Bobby Kimbrough September 19, 2013 The Chevrolet small-block engine is a series of automobile V8 engines built by the Chevrolet Division of General Motors using the same basic, and for a V8, smaller engine block. 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. FOR SALE - Phoenix, AZ - I have 3 sets of small block chevy heads that I don't have any use for. Here are the OEM casting numbers that World's S/R small block heads replace: Part Number: 955-042650 1987-95 Small Block Chevy S/R Cast Iron Cylinder Head;. We’ll start with the basics around the 64-cc chamber design. com IP is 198. Big Block Chevy Casting Numbers BBC Block Casting Numbers · BBC Block Suffix Codes · BBC Head Casting Numbers · BBC Crankshaft Casting Numbers. Small Block Head Casting Numbers | B/RB Head Casting Numbers | B/RB Block Casting Numbers B/RB Intake Manifold Casting Numbers | B/RB Rod & Crankshaft Casting Numbers Cylinder Head Casting Numbers. Chevrolet Head Casting Number Reference Small Blocks 330545 350 73 Corvette 76cc 2. Re: Big Block Chevy Cylinder Head Identification SO its possible they also have a cylinder head with the same casting number being ether open or closed. A "two-bolt" main, or a four-bolt main. - Duration: 7:03. World Sportsman II Small Block Chevy Iron Heads, Angle Plug made by World Products, for as low as $854. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the. A quick reference catalog of Chevrolet V-8 engine block casting numbers including the "W" engine blocks. The following tutorial pertains all US-built 1965-1966 Ford F100, F250 and F350 trucks. thanks very much. In the beginning, there was the small block Chevy. I hope it helps you identify the Chevrolet engine parts you are working on. Big block heads started with numbers only in April of 1984, but changed to alpha-numeric starting with BB 1 in August of 1984. Got some questions? Looking to post regarding this information, CLICK HERE! Interactive casting number pages can be viewed by following these links: 300/340. The numbers are from our in-house flow bench. 68 installed height) Pics: Head# 3795586 Year used: 1961. I have these 14014416 casting number heads and was wondering what facts you guys could give me about them (I know they are 305 heads), and I would also like to know how well they would work out on a 350. 625 valves, angle plugs. stands behind each product we manufacture 100%. Cylinder head torque settings on chevy inline 6 cylinder engines should be pulled down in 3 stages. Over 800 Buick Related Links for Parts, Owners cars and much more. Chevrolet Performance's Fast-Burn 23-degree cylinder heads deliver maximum performance for Small-Block engines. Get all the numbers at carcraft. The newer casting bust alot eaiser and alot more often. - SBC Cylinder Head Info - I've compiled the following information on SBC Cylinder heads to help compare them. Small-block Ford cylinder-head identification is straightforward if you know what to look for. Rarely are the two ever the same. One year warranty. These raised runners enhance engine airflow and increase horsepower. How To Read SBC Engine Block Casting Numbers And Suffix Codes. Home Small Block Chevy Heads. A Design Study in Aluminum Casting Aluminum Cylinder Block for General Motors Truck/SUV Engines Chevy Trailblazer Design Study Outline-- Introduction-- Designing for Performance Alloy Selection-- Lost Foam Casting Pattern Design Pattern Production Metal Casting-- Finishing and Quality Assurance -- Lessons Learned and Summary Start the Design. Small sample of our New and Chevrolet Casting Numbers. The block casting code was 3858174 with a date code of I 22 5. 190" bores 400 mains journal sizes splayed steel caps wet sump. final stage 85 foot pounds on the 2 front cylinder head bolts & 95 foot pounds on all other head bolts except the front 2. The casting number will tell you what block it is, but in some cases the block will be more than one displacement. Chevy V8 Casting Number Locations Chevy V8 SBC Block and Head Casting Numbers Chevy V8 BBC Block and Head Casting Numbers Chevy V8 "W" Motor 348-409 Casting Numbers Chevy V8 Crankshaft Casting Numbers Chevy V8 Crankshaft Journal Sizes Chevy V8 Bore and Stroke List Chevy V8 Notes SBC Crate Motors BBC Crate Motors SBC Cylinder Heads Holley Carb. A small block measures 12" between the heads at the manifold base. We have a good supply of used ‘186 & ‘492 heads available with everything from “Undercover Porting” to CNC Sportsman Porting. Introducing the Phase I Bowtie small-block Chevy cylinder head in 1981 for racing applications, Chevrolet Performance subsequently released variations such as Phase II and Phase VI, as well as the NASCAR approved SB2. Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. There turns out to be several changes to this head that deserve investigation before blindly diving into the small-block Vortec head game. Head Casting Numbers Explained The Head Casting number is located outside of the Valve Cover in plain site on the Drivers Side. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. Small Block Chevy LS Cylinder Heads by Casting Number 10215339 – LS Small Block V8 1997 346, LS1, aluminum, 68cc chambers. Engine Schematics, torque specs-chevy,international shipping rates,engine parts. 5: 333881: 1971 / 76: 350: 165, 270 hp: 333882: 1970 / 77: 350 / 400: CFM Inlet 137. Chevy Small Block V8 Cylinder Head Casting Numbers If this is your first visit, be sure to check out the FAQ by clicking the link above. This ledge is below the deck of the block and the ledge forms the mating surface between the block and the transmission bellhousing. Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. What cc heads are thes? - Answered by a verified Chevy Mechanic fit on a chevy small block 350 casting #3970010. Fifty-five years of manufacturing have left us with an endless number of different cylinder heads for the SBC engines. Chevy Small Block Engine Casting Numbers C10 Trucks Library Chevy Small Block Engine Casting Numbers - C10Trucks. This is the initial listing I have of Chevy small block cylinder head casting numbers, their application, and notes. Small Block Head Casting Numbers | B/RB Head Casting Numbers | B/RB Block Casting Numbers B/RB Intake Manifold Casting Numbers | B/RB Rod & Crankshaft Casting Numbers Cylinder Head Casting Numbers. I "might" get a C5. ENGINE RESTORATION -STAMPING SERVICE- MASSIVE INVENTORY:SEE CHART AT BOTTOM OF PAGE. These are heads that would have been used in Camaros as either standard or replacement during the period. Small Block Chevy 265-350 Small Block V-8 Passenger Car Bellhousing Part Numbers BBC Rectangular Port Cylinder Head Casting Numbers Big Block Chevy Oval Port Cylinder Head Casting Numbers. Subject: small block heads decode: Comment: can someone please decode this small block chevy heads that someone gave me. You should look closely at a cylinder head's casting date because many heads have been found that have been altered to represent an earlier or more expensive cylinder head. 1975-76 heads are 76cc, open chamber. 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. A Design Study in Aluminum Casting Aluminum Cylinder Block for General Motors Truck/SUV Engines Chevy Trailblazer Design Study Outline-- Introduction-- Designing for Performance Alloy Selection-- Lost Foam Casting Pattern Design Pattern Production Metal Casting-- Finishing and Quality Assurance -- Lessons Learned and Summary Start the Design. # 1-800-328-8484. Small Block Chevrolet Cylinder Head casting numbers /minuit10 / corvette /head chevy /corvette l82. Mills - Flat or angle mills could affect flow numbers and might require a thicker intake gasket. These numbers are in the die cast mold and are part of each engine the mold produces. GM has built two different engines designated as the LT4: 1996–1997 LT4 – Gen II, 5. This new engine family had the same bore spacing as the original small block, but that's the only thing that stayed the same. Chevy Small-Block V-8. Cylinder Head ID. These engines were. 45" mains), and 400 blocks (4. 2L, supercharged small block The. There were other heads used in Chevrolet engines which may have ended up on your motor if it's not original. RB/B, LA Cylinder Head Casting Numbers: The casting numbers for most RB, B, and LA heads are found in two places. Chevy small block cylinder head casting codes. Identifying the engine as a 90-degree small-block Ford V8 is the first part of the process; differentiating the 289 and 302 follows. Well, the fact is, a 1. I got my info from "Chevy Small block Number Guide " from dragich literature. Tri Star HP Dart™ Pro 1 casting aluminum cylinder heads are the top of the line choice for your high performance small block Chevy engine. We now have a SAENZ model 680 flow bench which we all enjoy using. 02 valves would they be a decent head? One other question I have is this. 1852 029: 413: RB: B/RB Mopar Head Casting Numbers. Chevrolet- passenger cars V8 cylinder YEAR Vin Cyl APPLICATION BLOCK CASTING CRANK CASTING HEAD CASTING; 1: 283 4. Over 6,000 Automotive Torque Specs. com Smallblock info from nastyz28. A member of the COMP Performance Group, Racing Head Service (RHS) combines its cutting-edge airflow technology with valvetrain knowledge from COMP Cams engineers to create some of the high-flowing, best-performing cylinder heads on the market. Mopar Engine Block Casting Numbers — The list covers a wide range of engines including the popular 318, 340, 383, 400, 413, 426 and 440 engines. CECK 292 cu in Cast in Canada. on the side of the block there is a number 088. The primary difference between the 348 and 409 cylinder heads is that the 409 head was the only W-block small port head that used 3/8" push rods. no year is indicated). 94″ intake valve in a 305 head will hurt overall air flow, especially under. Is there any more info you guy's can give me on this motor?. Often hidden by the alterator. This is the initial listing I have of Chevy small block cylinder head casting numbers, their application, and notes. Look on the top on either side of center. 36 on Apache server works with 1172 ms speed. Chevy Third Gen Camaro ZZ3 Small Block Engine swap: Performance smog legal GM performance engine swap kit for the Third Generation Camaro Installation of the GM California smog emission legal ZZ3 performance crate engine kit for the Third Gen Camaro: This engine kit was supplied by GM as an engine swap upgrade kit for the 1982 to 1987 third generation Camaro. I would not sweat what you have, there a good head. Chevrolet- passenger cars V8 cylinder YEAR Vin Cyl APPLICATION BLOCK CASTING CRANK CASTING HEAD CASTING; 1: 283 4. This rugged and compact injector has won thousands of races in sprint cars, drag cars and all other kinds of racing venues. In 1989, Chevy introduced the 18-degree Bow Tie aluminum head that shifted the valve-angle vertically, while simultaneously raising the intake port to take advantage of this angle. Dart Machinery, LTD. Reference: Chevy Engine Block Casting Numbers. Big Block Chevy Cylinder Heads Open vs. The idea was to create a bolt-on hemi head for the small-block Windsor Ford that would make the conversion as simple as possible. Check this casting carefully to determine which features it may have. if it dont have it there check top of bellhousing where tran bolt on should be stamped there gm 5. In terms of average numbers, the. Small Block Chevy Engine Block Identification General Engine Block Specifications While 6 different bore size blocks have been produced, the small block engine can be classified into 3 bore sizes and 3 main bearing sizes. I have taken small valve 186s off a 70 monte carlo,and a 69 impala. Scrape the oily goo off and read the letter at the lower left corner of the head, near the #1 or #8 spark plug hole, a letter about 1. What You Can Learn From Small Block Chevy Casting Numbers All engines are stamped with an ID serial number showing plant code, production date, and suffix code. Pace Performance offers the best pricing on products offered by Chevrolet Performance Parts. Engine/Head Numbers Guide 1942-2000 Engine Casting Numbers 1959-1978 Connecting Rod Part/Casting Numbers 1962-1974 Cylinder Head Casting Numbers 1959-1978 Intake Manifold Casting Numbers 1959-1974 Exhaust Manifold Casting Numbers 1958-1973 Trans Bellhousing Casting Numbers 1960-1981. How we rebuilt our Chevy Small-Block V-8 engine Finding the block numbers on my old chevy v8 first gen. 283 blocks (3. 5: 330862: 1971 / 73: 400: 1. Here is a list of casting numbers, along with their original. Made from the same Aerospace A356 Alloy and casting technology that the U. I got my info from "Chevy Small block Number Guide " from dragich literature. Air flow facts on 305 heads. 5" high indicates a big block, while a number indicates a small block. The puzzle is the head casting numbers with a date of E203. Casting # Years made Valve Size. Also my block (which I got from a different place then the heads) have castings 3970010 which I know is a 350 with 4 bolt main, but it was also made in Mexico. YEARS : CASTING : CID: LOW POWER: HIGH POWER : MAIN CAPS: COMMENTS: 1980-85 : 140029 : 350--2: car: 1973-80 : 330817 : 400--2: car, truck: 1975 : 355909 : 262-- 2. How to identify small block Chevy cylinder heads using a keyed production cast mark diagram. Buick did no machine work on the head or block as far as I know. The popular Camel Backs can still be found in wrecking yards. 45" mains), and 400 blocks (4. Tri Star HP Dart™ Pro 1 casting aluminum cylinder heads are the top of the line choice for your high performance small block Chevy engine. Check pushrod clearance with heads placed on the block before final assembly. Chevy-Small Block; Help-- identify these heads! If the casting number is 376450, they are 75/76 heads for a 262 or 305 This is a 262/267/305 head used from. 3 L) "Turbo-Fire" V8 was the first Chevrolet small-block, although the first Chevrolet V8 was produced from 1917 to 1918. 7L With Chevy Small Block Gen I Engine Stud. Cylinder Head, Super 23® 175, Fast As Cast®, Assembled, 1. ENGINE DECODING. on the passanger side of the front of the block a number 6696 is there. Y-BLOCK CASTING NUMBERS. 6 Valves 333882 350-400 74-80 76cc 160 / 60cc Ports 340292 "Turbo" Angle Plug, 64cc, 2. Also my block (which I got from a different place then the heads) have castings 3970010 which I know is a 350 with 4 bolt main, but it was also made in Mexico.