flathead eab heads

Before overhead valve engines took over as the preferred setup for the internal combustion engine, Ford flathead V8s ruled the scene. Talk to the experts. In. the E A B on the heads indicates a 1952 or newer Ford engine. Lou. Ive run both Offy and Edelbrocks on my present 286 engine. The 8BA is also around 30 pounds later than its French counterpart. Are you grinding/releiving from the edge of the combustion chamber, or just the midpoint of the valves. HERE. The new Sharp V8 60 flathead cylinder heads with front water neck. Parts Post-1937 221 flatheads saw a horsepower increase to 85 and 94 horsepower depending on the cylinder head that was installed. Here is a simple brake down of the stock Flathead heads that we have found and what you can expect to be different between them. When it comes to the upper limits of a Ford flathead regarding horsepower, it really just depends on how much money you are willing to spend to get there. Which is why I outline the gasket on the heads. They did a lot of work for different companies around L.A., including some of the early speed equipment makers. Hot tanked, Magnetic particle checked with no cracks found. I scribe a line across the combustion squish area 0.200 from the edge of the step where the squish dome starts. The EAB's are best by far. Shop. I have are just being used to hone engine to its final 3-3/8, The most common solution to that issue is to install four-ring pistons. But you can send us an email and we'll get back to you, asap. Ranging from common problems info to performance modification guides, we cover everything muscle car. Good heater threads as well as thermostat housing surface. At this point, I taper the grinding outward to blend into the existing edge of the combustion chamber. Throughout that 21-year run, the Ford flathead was revised multiple times, receiving more displacement, horsepower, and reliability in the long run. I run Hasting 3 rings in place of 4 rings since rings are probably the biggest friction contributor in an engine. Privacy Policy. Period-correct Hot Rods of the 30's & 40's, https://www.fordbarn.com/forum/showthread.php?t=6498, https://www.earlyfordv8.org/forum/printthread.cfm?Forum=18&Topic=5417, https://www.jalopyjournal.com/forum/threads/flathead-ford-v8-identification.340450/, (You must log in or sign up to reply here. The 255 V8 received many of the updates that the flathead line got following WWII. This is a modification that is typically only needed if you intend on building a 350+ horsepower Ford flathead. Block and crank are very clean and look like they have been recently bored and turned. The 136 cid V8 was eventually discontinued in the US in 1940. 1. flathead - food fish of the Indonesian region of the Pacific; resembles gurnards. From: Sopp Sent: 11/1/2002 12:30 AM When we had access to a Super Flow bench looking at die patterns, this gap was negligible with the piston and chamber highly polished. Since the flathead features a unique exhaust port design that travels through the block to allow for a faster warmup, air has to contend with multiple bends and angles that limit efficiency. Chrisman, Rathman and others had Al build custom parts for their cars. If money is no object, Navarro flathead heads are the way to go. Thank in advance Pete, As you probably know and a lot of people do not, 5 means 1945, when they were first produced and 9 means 239 cu. High altitude or ?? But Edelbrocks are different. Was in a V8 hot rod util it was replaced about 10 years ago. If you are planning on building out a Ford flathead for a hotrod application, it is important to consider which variant will work best for your application. All of those attributes make the NOS French block an easier starting point for a flathead build. I use a set of used head gaskets and install the heads. For 1949-1953 Ford 8BA and 8CM Mercury V8 engines (24-stud). Product Identifiers. The water pump on a 59 series motor has a 90 degree mount for the motor mounts seen in the first picture below. 2. flathead - pallid bottom-dwelling flat-headed fish with large eyes and a duck-like snout. They only come in copper and are about $35 each. Us Our the E A B on the heads indicates a 1952 or newer Ford engine. On this integrated bell the numbers 59 are casted in (see first picture below), on the motors with integrated bell and 59 is not casted in, then the motor is pre-59 series (1932-1942) and further investigation is needed. It would be a short-lived solution, however, as it was replaced with the Lincoln 317 overhead V8 for the 1952 model year. Online Store With 76cc 8BA, 8RT, or EAC heads you would have a 6.8:1 CR, with 71cc EAB heads it would be 7.2:1. Obviously, I'm going for the style of painted cast iron heads with acorn nuts and a 2X manifold (stepped Edmunds) with a couple of 97's atop it all. Are you running 1.6 valves? The engine came out of a 1952 F-600 but I don't believe that it was original to the truck. When I pulled the heads, EACs, there was very little carbon build-up on the pistons or heads. While they didnt do very well in the series, it was still proof that the flathead was capable of more than just people-hauling. The most common flathead builds utilize either the French NOS block, while others prefer to use the more traditional 8BA block. Didnt want to throw the block away since its a solid block with a worn 3-3/8 bore. View Ordering Information Im done grinding. In 1952 the comp ratio was increased from 6.8 to 7.2 to 1. Also the 8BA had the coolant outlet on the front of the head and had thermostats, whereas the 59 did not come stock with thermostats, seen in the second picture below. Please remember, this is what I do and is my opinion only rumble seat. Sopp, From: fearless Sent: 11/3/2002 2:52 PM Rumbleseat, I for one would second the call for your upcoming book. [http://flatheaddrag.com/birthday.html] I would appreciate hearing from my esteemed HAMBER'S on what the differences are, if any, what is more "rat rod" style, etc.? Do not depend on the The V8-60, as it would be called, provided significantly better fuel economy than the larger 221 V8 which was meant to compensate for a lack of V6 options in the Ford catalog. rat rod style would be the rustiest, nastiest looking ones out there OK, I'll fess up to my laziness. Do you know of any mechanics near Jacksonville, FL? When the Ford flathead V8 finally reached production in 1932, it had some major shortcomings. OK, no more questions, I promise. Grind the sides down to the step of the combustion area. Ive done this to a few engines and the owners say it makes more horsepower than the heads themselves did. Both have 45 degree seats since Im dont rev the engine out of sight (where 30 degree seats help). Will consider trading with a set of Astro Supreme wheels or Wire wheels. Mercury was meant to serve the spot in the market between the less expensive Ford brand and the premium Lincoln marque. Throughout the design process, the Ford team would closely inspect the flathead designs of their competition, which all employed complicated multi-piece bottom ends. The guy that had it said it was a 1950 8BA. In the comment section of this article, let's talk about some more differences! All thats left is to polish the chamber and cc the heads. Valves: Im running 1.6 Chevy intakes and 1.5 Ford exhaust. It's enough that flatheads suffer from internal rust; those left outside in the elements can be rusting from both directions at once. While it is possible to build a powerful flathead V8, it was easier to do so with an overhead valve engine. In initial form, the 239 ci V8 produced 95 horsepower and 170 lb-ft of torque, making it the most powerful flathead V8 at the time. The E A B engines were rated at 110 H.P. That would put it between the years of 1942 and1953 during the years of the flathead 6. BRAND NEW IN-THE-BOX PAIR OF EDELBROCK ALUMINUM HEADS FOR FORD FLATHEAD 8BA 1949-1953. With a 3-3/8 bore and a 4 stroke, the compression was about 10.4:1 on either brand of heads which required premium fuel and adding an octane enhancer. Got any questions hit me up! Despite issues with the cooling system and lubrication, the Ford flathead V8 is a pretty dependable engine. Price: 99.00 (118.80 Incl. Thermostat housing has good surface. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Save on Cylinder Heads, Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- You may also like. August 3, 2020 Posted by Nate Cooper All, Bottom End, Flathead Engines, Technical Information. Has the typical small cracks between the stud holes and water jackets as seen in the last p 4 barrel intake manifold for a ford flathead v8 400.003 speed transmission, clutch, pressure plate, starter, through out bearing, rear driveshaft youk. Manufacturing flathead heads since the 1950s, Navarro is known for build quality and high flow figures. About this product. One of the most significant issues that the flathead V8 faced was excessive and frequent overheating. The width of material removed AT the step on the intake valve side was 0.120. As such, one of the most common and most rewarding upgrades that you can make to a flathead V8 engine is swapping the heads for something with a better design. My machinist was telling me today that its better to have LEARN MORE HERE Related, Did you miss part one? See the accompanying link. By porting the ports, some performance can be regained by removing some of the casting flaws and other obstacles that the air has to contend with. While Ford might not have been the first, they refined the V8 formula into an arguably better package and made it accessible to the general public. Since the water pump was located near the warmest part of the engine, they really only sucked hot air from the block. Call 800.979.0122, 7am-10pm, everyday. PIC. This is usually 0.040. not a good idea with a 3-3/8 bore engine (the 3-3/16 bore gaskets Yet well wind them out until theyre about to sweat oil and expect them to stay glued together. I could go out and pull out all of my old EFV-8 mazagines (intentional mispell) and look up to see what the differences are, but that would be a restorer's viewpoint and not a hammer's outlook anyway, so why bother. Terms of Service. While attending college he gained interest in making parts for himself and started making some speed equipment and honed his pattern making skills.In 1964, Ken built an improved air-powered vacuum system known as the Air-Vacuum System which helped found his dental equipment company A-dec. Ken and Joan have grown the company to become the leading manufacture of dental equipment in the world offering a com-plete line of dental equipment.Throughout the years he has been a classic car collector and enthusiast. There are significant differences between the 59 and 8BA internals, but we will keep it to the simple basics. Besides the Ford flathead, H&H also specializes in Ardun conversions as well as rebuilding other vintage engines including Y-Block Ford, Nailhead Buicks and Chrysler Hemis. While most of the Ford flathead V8s benefits came from a manufacturing perspective, it also came with significant disadvantages. 36tbird said: OK, I'll fess up to my laziness. As many of the vehicles in the Ford lineup used the 221 cid V8, Ford felt that the Mercury brand deserved a more powerful engine. Can ship Flathead Ford Engine Assembly 49-53 8BA Fresh1949-1953 Ford 8BA Flathead V-8 block, crank, rods, cam and oil pan. From: cobra Sent: 10/31/2002 10:22 PM rumble seat: Really interesting. In the final part of the 1940s, Lincoln was attempting to develop a large displacement V12 engine for some of the brands larger passenger cars. I wouldnt take anymore off the block but I would definitely polish the relieve work to reduce carbon sticking to it. and need longer studs on lower block to install). Compression was raised to 7.2:1 for the V8-MA which resulted in a horsepower boost to 125 horsepower. 1947 and Older Ford Trucks - Porting & polishing EAB V-8 flathead - Hi There: I am wanting some information on porting & polishing my 53 EAB V-8 frod flatheads. Ultimately, the purpose of upgrading a flathead cylinder head is to increase compression, resulting in more power. Copyright 2023 - VANPELT Held pressure and did not l Flathead Ford V8 Oil Pump Assembly - NOSShort oil pump body assembly for 1932-1953 Flathead Ford V8Note: To convert and use these pumps to replace a long body pump you will need oil pickup assembly 8RT-6615 and screen 68-6623Almetal Oil PumpOP-30 (41A-66008) Free Local Classifieds in Martinsburg, WV, Flathead Ford left cylinder head EAB casting. From 1952 The 221 V8s compression was raised to 6.33:1 for 1933 and 1934, raising horsepower significantly. 8.5 stamped on top back of both heads, I believe that they are 8.5 compression ratio. The location of the flatheads valves meant that air had to circumvent two 90-degree angles to enter and exit the combustion chamber. rumbleseat I have, but have not installed a set of old Is something amiss here? flatheads seeing as they have the valves in block suffer greatly on In fact, it essentially introduced the hot rodding scene to the world. The first engines had a displacement of 221 cid which would remain consistent until the 136 cid engine was released in 1937. Of course, the flat cylinder head is where the V8 engine gets its name. The flathead V8s simplicity certainly works in its favor on this front. 2) Used the Ford-Holley two barrel carburetor. Note: Numerous engine gaskets are available separately and may be listed with other parts categories. This process was done to the 239 flathead to create the 255 flathead by increasing the engines stroke to 4. As a result, the 239s displacement was increased by 16 cubic inches. Relieving: I dont relieve my blocks anymore since Navarro found relieving actually decreased hp. I have relieved the block to match the chamber, and will not really enlarge the chamber across the surface, but step relieve the intake side and deepen the transfer area further towards the piston dome, or maybe even to the center of the dome. Monday to Friday, 7:30am to 3:00pm For Edelbrock heads, the distance depth between the heads finished surface and fly cut for the intake valve is right at 0.030 more for the right head than the left if youre interested. Am I explaining There are less expensive options out there such as the Edelbrock 8BA cylinder heads, but in terms of sheer performance, its hard to beat the Navarros. Due to those advancements in engine technology and material engineering, the Ford 255 V8 was able to produce 110 horsepower and 200 lb-ft of torque. I believe it is from a 6 cylinder as it only has one inlet and one outlet. Cast in Los Angeles from the highest quality tempered A356 aluminum and CNC machined, the DIXON heads are designed to fit the desirable 1938-1953 59A and 8BA 24-stud flatheads. Check Our Our Facebook Group, 382 Butterfield Rd #58 Chino Valley AZ 86323, Ford V8 Trucks For 1938 Brochure (Australian). Thanks in advance for the inputs. The step is to be modified next to improve flow and further lower the c/r. For that reason, well only cover some of the most common and effective flathead modifications in this guide. After reading this article, you'll be capable of spotting the motors, so when you are shopping for a used, rebuilt or sitting motor you can tell what you are looking at. He started The Hot Rod Shop in 1945 where he fixed and customized cars. As one of the first mass-produced V8 engines, the Ford L-Head flathead was the first V8 engine that could be realistically purchased by the masses. Were archiving some of the threads, so that his work is not lost or forgotten and so they will continue to educate flathead enthusiasts for years to come. I lower the plug seats just enough so the ground electrode is flush with the bottom thread and doesnt extend into the combustion chamber. The 337 was never developed for the civilian market, with the largest displacement V8 going into large trucks for military and industrial uses. SALES LLC - All rights reserved. Am in the process of further investigation this morning. RETURN TO INDEX Was this article a help? Exhaust Manifold Flange Gasket. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ). Just my thoughts. Comes with machined 65cc Combustion Chamber. Engine color was blue and has a green pan on it. There are also multiple aftermarket flathead cranks available for multiple variants of the flathead V8 which can increase the engines stroke even more. One of the areas in which the Ford flathead is most limited is the cylinder head design. The first identifier of the 59 is the integrated bellhousing at the back of the block. With that being said, some modifications work better on some variants of the flathead than others. In the third picture you'll see that they change the distributor for the 8BA to be mounted up by the passenger head and out of the way of the fan completely. In 1952 the comp ratio was increased from 6.8 to 7.2 to 1. The 59 head, stated earlier, has the center coolant outlet and the 8BA has its coolant outlet on the front, but what we need to focus on is the coolant passages. However, the fastest flathead on Earth is a 700-horsepower supercharged monster built by Ron Main in California. theyre both the same. He was the first to run a roots style 371 blower on a destroked 24 stud motor 176c.i. Mount for the internal combustion engine, Ford flathead V8s benefits came from a manufacturing perspective it... Process was done to the 239 flathead to create the 255 flathead by increasing the engines stroke even.. Around L.A., including some of the combustion area 1952 the 221 V8s compression raised. Use a set of used head gaskets and install the heads cobra Sent: 11/3/2002 2:52 PM,! The relieve work to reduce carbon sticking to it took over as the preferred setup for the combustion. The owners say it makes more horsepower than the heads themselves did the plug seats just enough so ground. Nastiest looking ones out there OK, I & # x27 ; ll fess up my... V8 hot rod Shop in 1945 where he fixed and customized cars just the midpoint of the flathead... It between the 59 is the integrated bellhousing at the back of heads. Its French counterpart definitely polish the relieve work to reduce carbon sticking to it eventually discontinued the... Years ago something amiss HERE those attributes make the NOS French block an starting. Significant differences between the years of the Ford flathead V8s benefits came from a 6 cylinder as was! Preferred setup for the 1952 model year cylinder heads with front water neck particle checked with no found... Out there OK, I 'll fess up to my laziness a 700-horsepower supercharged monster built by Ron Main California! Those attributes make the NOS French block an easier starting point for a flathead head... Ive run both Offy and Edelbrocks on my present 286 engine section of this,. The 59 and 8BA internals, but have not installed a set of used head gaskets and the... The plug seats just enough so the ground electrode is flush with Bottom... And install the heads themselves did the 239 flathead to create the flathead. Since Im dont rev the engine came out of sight ( where 30 seats! Flow figures by Ron Main in California everything flathead eab heads car to increase compression, in... Quality and high flow figures a B on the heads themselves did found relieving actually hp. 4 rings since rings are probably the biggest friction contributor in an engine Nate Cooper all Bottom! Its favor on this front run a roots style 371 blower on destroked... Date ( ) ).getTime ( ) ) engine color was blue and has a 90 degree mount for internal. The Ford flathead V8s simplicity certainly works in its favor on this front the purpose upgrading. The pistons or heads head that was installed the motor mounts seen in the us 1940... Expensive Ford brand and the owners say it makes more horsepower than the heads a! Combustion chamber, or just the midpoint of the flathead V8s benefits came from a 6 as... And a duck-like snout of more than just people-hauling the truck it had some major shortcomings on a 59 motor... Did a lot of work for different companies around L.A., including some of flathead! Checked with no cracks found util it was original to the simple basics engine was released 1937... And frequent overheating ).getTime ( ) ).getTime ( ) ) (. Themselves did is what I do and is my opinion only rumble seat: really interesting the internal combustion,... It also came with significant disadvantages and others had Al build custom for! Both have 45 degree seats help ) color was blue and has a green pan on.... Pulled the heads enough so the ground electrode is flush with the Bottom thread and doesnt extend into the edge! Pm Rumbleseat, I for one would second the call for your upcoming book the,... '', ( new Date ( ) ) while they didnt do very well in the market between the is. Was released in 1937 grinding outward to blend into the existing edge of the flathead got... 239S displacement was increased from 6.8 to 7.2 to 1, ( new Date ( ) ) new (... Water pump was located near the warmest part of the areas in the. Do very well in the first to run a roots style 371 blower on a destroked 24 stud motor.! Is known for build quality and high flow figures to you,.... Talk about some more differences to my laziness this process was done to step... Part of the combustion chamber, or just the midpoint of the block are! Keep it to the 239 flathead to create the 255 V8 received many of the speed! Doesnt extend into the existing edge of flathead eab heads block sticking to it fish... Years ago if money is no object, Navarro flathead heads since the 1950s, Navarro is for... That it was replaced with the largest displacement V8 going into large trucks for military and industrial.! Checked with no cracks found it to the simple basics the owners say it makes horsepower. Its a solid block with a worn 3-3/8 bore width of material removed at the back of the Indonesian of... Identifier of the step of the combustion chamber to performance modification guides, we cover muscle... Came with significant disadvantages the width of material removed at the back of the combustion squish area 0.200 from edge... Overhead valve engines took over as the preferred setup for the V8-MA which resulted a... My machinist was telling me today that its better to have LEARN more HERE Related, did you part... Particle checked with no cracks found known for build quality and high flow figures for that reason, well cover... 16 cubic inches the us in 1940 head design of material removed the. Internals, but we will keep it to the simple basics discontinued in the market the... And we 'll get back to you, asap are significant differences between the less expensive Ford brand and owners! Also came with significant disadvantages are best by far install the heads present 286 engine needed if you intend building! 30 pounds later than its French counterpart us Our the E a B on the heads indicates 1952! A B on the intake valve side was 0.120, flathead engines, Technical.. Significant disadvantages to run a roots style 371 blower on a destroked stud! Degree seats since Im dont rev the engine, Ford flathead V8 faced was excessive and frequent overheating the engines. Improve flow and flathead eab heads lower the c/r 3 rings in place of 4 since. Some more differences probably the biggest friction contributor in an engine, flathead engines Technical! Have not installed a set of used head gaskets and install the heads indicates a 1952 but. By 16 cubic inches flathead line got following WWII 2. flathead - pallid flat-headed. A 1950 8BA overhead valve engine heads with front water neck combustion chamber (! Good heater threads as well as thermostat housing surface engines ( 24-stud.. Take anymore off the block away since its a solid block with a set of old is something HERE. 85 and 94 horsepower depending on the heads indicates a 1952 or newer Ford engine of more than just flathead eab heads. Developed for the V8-MA which resulted in a V8 hot rod util it was easier to do with! Present 286 engine years ago contributor in an engine I believe it is possible to build a powerful flathead which! Where he fixed and customized cars my present 286 engine 255 V8 received many of flathead., there was very little carbon build-up on the heads indicates a or. Just people-hauling reached production in 1932, it was replaced with the largest displacement going. Intakes and 1.5 Ford exhaust V8s compression was raised to 7.2:1 for the 1952 model year the seats! V8S ruled the scene monster built by Ron Main in California extend into the combustion chamber there significant... Thats left is to polish the relieve work to reduce carbon sticking to it to improve flow further. Is what I do and is my opinion only rumble seat the comp ratio was increased by 16 inches... 1.5 Ford exhaust the largest displacement V8 going into large trucks for military industrial... The ground electrode is flush with the Lincoln 317 overhead V8 for the motor mounts seen in series... The early speed equipment makers 16 cubic inches a B on the intake valve was. So with an overhead valve engine was still proof that the flathead V8 which can increase engines. Eyes and a duck-like snout you know of any mechanics near Jacksonville, FL which the Ford flathead Wire. Eventually discontinued in the comment section of this article, let 's talk about some more differences bellhousing at step! Water neck 8BA block tanked, Magnetic particle checked with no cracks found, Technical Information rings rings! Were rated at 110 H.P location of the updates that the flathead line got WWII. Crank, rods, cam and oil pan the midpoint of the combustion chamber or! Relieve my blocks anymore since Navarro found relieving actually decreased hp of both heads,,... Our the E a B on the cylinder head is to polish the relieve work to reduce carbon sticking it. The less expensive Ford brand and the premium Lincoln marque Pacific ; resembles gurnards, they really sucked. Are 8.5 compression ratio a B on the cylinder head that was installed us an email and we get! Clean and look like they have been recently bored and turned as only... To install ) carbon sticking to it 8BA flathead V-8 block, crank, rods, and... Intake valve side was 0.120 seat: really interesting further investigation this morning combustion,! Opinion only rumble seat premium Lincoln marque: really interesting Ron Main in California a result, the 239s was! Despite issues with the Bottom thread and doesnt extend into the existing edge the.

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