I have been working to get this group to a point that I can focus on content full time. The original c/r was 10.4:1. The Ford flathead featured floating Michigan silver cadmium main bearings. However, the plugs ground electrode will then extend into the combustion chamber. 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. The combustion chamber is also poorly designed for efficient combustion which limited power and made emissions very poor. 1938-48 Cylinder Head Gasket with round water openings, for the 24 stud Flathead, in copper, sold Each. The water pump on a 59 series motor has a 90 degree mount for the motor mounts seen in the first picture below. Anything less than this always seems to cause some type of problem down the road. For complete crankshaft bearing specs CLICK This will usually cause the valve (especially when it has a cam change) to hit the plug and destroy the plug or bend the valve. He was a pioneer in the evolution of the flathead. RICK R 44, Dec 17, 2015 SHARE POST #3 August 3, 2020 Posted by Nate Cooper All, Bottom End, Flathead Engines, Technical Information. Members get discounts with well known retailers, a cool membership packet full of goodies and your membership goes toward helping us upkeep and expand on this great archive. Got any questions hit me up! this understandably? Members get discounts with well known retailers, a cool membership packet full of goodies and your membership goes toward helping us upkeep and expand on this great archive. Of course, the flat cylinder head is where the V8 engine gets its name. While most of the Ford flathead V8s benefits came from a manufacturing perspective, it also came with significant disadvantages. The meaning of FLATHEADED is having a flat or flattened head. Ive done this to a few engines and the owners say it makes more horsepower than the heads themselves did. 8RT The 8RT was a low compression Truck head. Ford Flathead Ford V-8 cast iron cylinder head, used,stock. We have been producing the 1948-1950 Ford Gauge restoration kits[]. 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. Its everything you need to make the conversion. While it is possible to build a powerful flathead V8, it was easier to do so with an overhead valve engine. Ultimately, Ford issued a bulletin about the issue. the E A B on the heads indicates a 1952 or newer Ford engine. The first engines had a displacement of 221 cid which would remain consistent until the 136 cid engine was released in 1937. Ive wondered about this since Ford relieved their flatheads for several years and Ive always thought the Ford engineers were sharp people. Sopp, From: fearless Sent: 11/3/2002 2:52 PM Rumbleseat, I for one would second the call for your upcoming book. Due to the fact that the valves are located beside the combustion chamber and not above, flathead V8s are non-interference engines. That means that if a valve seizes in the open position for some reason, the piston will never make contact with it, saving the piston from damage. I use a Dremel with a fine sanding disc to polish the entire chamber and piston head. Mercury was meant to serve the spot in the market between the less expensive Ford brand and the premium Lincoln marque. 55944 Free Local Classifieds in Colorado Springs, CO, new 1938-48 ford flathead offenhauser heads - $800 (clear lake), NEW FORD FLATHEAD CYLINDER HEADS - $750 (SEVILLE), Ford Flathead Edelbrock Heads - $425 (Port Barrington), Offenhauser Ford Flathead heads - $600 (Amarillo), Vintage Ford V8 Flathead cylinder heads - $200 (Nokomis), Vintage ford flathead v8 block, heads and intake manifold - $150 (Amasa mich), Very Rare Granatelli Grancor Flathead Ford 8BA Matching Heads - $2000 (Kasson). Carbon build-up: The gas (?) These heads are thicker than any other Flathead cylinder head on the market, holding more water to run cooler and help prevent overheating. Engine color was blue and has a green pan on it. Late to the party due to some production issues, the 1948 trucks where first released with 59AB blocks in a rush to get them to market. Join us for a series that we hope will be on going from Zac over at Wired Customs LLC. 8CM These heads where a low compression Mercury Heads commonly used in Canada. TRACK ORDER. When we had access to a Super Flow bench looking at die patterns, this gap was negligible with the piston and chamber highly polished. I have) has an exactly 3-3/8 diameter hole. Identification Terms In 1952 the comp ratio was increased from 6.8 to 7.2 to 1. Muscle Car Club is a blog dedicated to informational resources and guides for both modern and classic muscle cars. 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. When it comes to Ford flathead V8 modifications, there is a general recipe for success. Very desirable among flathead guys, some would say its the most wanted flathead of all because EAB/EAC had the best stock camshaft and the highest HP. FOR SALE1933 FORD ROADSTER$24,000 OBO**No checks or trades. -- All heads should be checked for actual combustion chamber volume of the head only. 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. This goes for the valves too. Aside from his flathead speed equipment, he built parts for almost every engine that ran down the strip. flatheads seeing as they have the valves in block suffer greatly on The Model 18 would eventually become known as the Ford V-8 due to its unique engine. From: rumbleseat Sent: 11/3/2002 3:47 PM Sopp, cobra, fitts: Sorry about not getting back to you sooner, but the site wouldnt let me yesterday. GIFT CARDS. I believe in building them stout without a lot of trick stuff to increase longevity and reliability, but I want them to run hard too. One of the most significant issues that the flathead V8 faced was excessive and frequent overheating. Ranging from common problems info to performance modification guides, we cover everything muscle car. That is generally where you see the highest horsepower flathead applications. In comparison to earlier engines that utilized studs to secure the heads, post-1948 flatheads used bolts. To accomplish this, most aftermarket flathead V8 cylinder heads are designed to decrease the size of the combustion chamber. Shop. new powder coated red offenhauser heads for 1938-1948 ford flathead. Was in a V8 hot rod util it was replaced about 10 years ago. Remove the heads and measure the clay thickness. Call 800.979.0122, 7am-10pm, everyday. One of the most common ways of increasing displacement on a Ford flathead is by swapping crankshafts. If youre like me when the question comes up about what does this number on my Flathead head mean, I wanted to make sure my members get answers. Not a good idea since I want a smooth combustion chamber with no exposed edges. Chrisman, Rathman and others had Al build custom parts for their cars. Has been cleaned, bead blasted, and painted cast iron. Compared to an overhead valve engine, the Ford flathead used fewer parts, lacked a complicated valvetrain that was prone to failure, was much more compact, and was easier to manufacture. Most of these parts became the foundation for the Sharp Speed and Power Equipment company. The physical limit of a flathead Ford is really dictated by airflow limitations and the fact that they are three-bolt main rather than five-bolt main engines. You mentioned a lot of carbon build-up, why is this. The width of material removed AT the step on the intake valve side was 0.120. This, in combination with a lack of a thermostat, meant that flatheads were prone to overheating. In the first few years, thousands of flatheads were recalled to the Ford plant to have multiple components, such as the cams, valves, valve guides, and front covers replaced. In addition to flat-top piston options, pop-up pistons are also a common upgrade for flathead engines as they increase compression. Home 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. EAC These heads where a Higher compression Mercury Heads commonly used in Canada and the Mercury Counter Part to the Ford EAB. Lou. cobra: Because I bored my block a tad larger than 3-3/8 I had Jahns make me up a set of pistons. **Call Ken @ Original frame, original running gear, Flathead V8 3 speed, mechanical brakes, fiberglass body (unknown make) 12 Volt electric.Running and driving as-is condition.Additio Running and driving in car now. 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. This is a 1948 59AB, you will receive the long block for $2100.00 cash1932 ford, 1948 ford, 1951 ford, flathead, gasser, rat rod, street rod, t bucket, roadster, sedan, 1936 ford, 8BA Flathead Ford right side cylinder head. This will locate the edge of the gasket exactly even with the edges of the combustion chambers. What do you think. 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. My opinions and experience follow. This is a CASH ONLY sale. From: rumbleseat (Original Message) Sent: 10/31/2002 8:47 PM I read with interest the many comments on heads. With a flathead design, the pistons almost come in contact with the flat cylinder heads saving a bit of space for the air/fuel mixture. Magnafluxed good - $110 (Hedgesville), Flathead Ford Engine Assembly 49-53 8BA Fresh - $500 (west knoxville), flathead ford v8/4 barrell intake - $400 (springfield, mo), Flathead Ford Mercury Clutch Equalizer Shaft Bar - $30 (Pickerington), Flathead Ford V8 Oil Pump Assembly NOS - $125 (East Sandwich). Prior to the introduction of the Ford flathead V8 in 1932, other American manufacturers had already been producing flathead V8s for some time. I lower the plug seats just enough so the ground electrode is flush with the bottom thread and doesnt extend into the combustion chamber. When the Ford flathead V8 finally reached production in 1932, it had some major shortcomings. Throughout the design process, the Ford team would closely inspect the flathead designs of their competition, which all employed complicated multi-piece bottom ends. You need to know the differences and which one is right for your build. Up for sale is 1950-1954 Ford flathead v8 heads 8BA, they are original ford heads and in good shape. Can I ask you a couple of questions. Made in the USA. 4451 Ramsdell Avenue I want to relocate the top edge of the step towards the center of the dome. 8BA garden variety head which was pretty standard for your average passenger car. It isnt uncommon to see heavily modified flathead V8s pushing 300 horsepower, over three times what they produced from the factory. Leave some clearances to allow for the build up or youll hear lots of piston noises everytime you wrap it up after logging some miles. Note: Numerous engine gaskets are available separately and may be listed with other parts categories. Obviously, that wasnt ideal, as that would often spell the end for that particular engine. The flathead V8s simplicity certainly works in its favor on this front. Carbon build up: A real problem since it can cause the pistons to hit the head when they didnt when the engine was first built. In addition to aftermarket options, there are some solid factory options as well. When I got it home I discovered it had EAB heads. In fact, that honor goes to the Antoinette V8, invented in 1904 by Leon Levavasseur. They did a lot of work for different companies around L.A., including some of the early speed equipment makers. They can be tricky. With a flathead engine, the valves are located in the block rather than directly above the combustion chamber. The location of the flatheads valves meant that air had to circumvent two 90-degree angles to enter and exit the combustion chamber. & Service Serial Over the years like many of the pioneers he had his hands in many different ventures. 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. Flathead Ford V8 Cylinder Head EAB 6050 Brand: Ford Product Code:670 Availability:In Stock $95.00 Qty Add to Cart Tweet In addition to the overheating issue, the Ford flathead also suffered from issues pertaining to the main bearing design of the engine and the lubrication system. Are you grinding/releiving from the edge of the combustion chamber, or just the midpoint of the valves. 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. Al Sharp was a innovator, businessman, WWII vet, machinist, pattern maker and a man who loved to make things go faster. Grind the sides down to the step of the combustion area. From: Sopp Sent: 11/1/2002 12:30 AM This grinding around the intake and exhaust valve reduces the c/r about 0.6 of a point. Less then 1,500 miles on rebuild. Thermostat housing has good surface. item 2 Pair of 1937 1938 1939 1940 Ford Flathead V8 60hp Cylinder Heads (2) 52-6050-C, Pair of 1937 1938 1939 1940 Ford Flathead V8 60hp Cylinder Heads (2) 52-6050-C, item 3 Ford 1946-48 90 100 HP 59A-6050-C FLATHEAD V8 CYLINDER HEAD, Ford 1946-48 90 100 HP 59A-6050-C FLATHEAD V8 CYLINDER HEAD, item 4 Engine Cylinder Head Gasket Set 1949-1953 Ford Mercury V8 Flathead 239 255, Engine Cylinder Head Gasket Set 1949-1953 Ford Mercury V8 Flathead 239 255, item 5 Ford Lincoln 337 1949-51 Flathead V8 COPPER Cylinder Head Gasket Lot of 8 USED, Ford Lincoln 337 1949-51 Flathead V8 COPPER Cylinder Head Gasket Lot of 8 USED, item 6 Ford Lincoln 337 1949-51 Flathead V8 COPPER Cylinder Head Gasket Pair (2) BEST, Ford Lincoln 337 1949-51 Flathead V8 COPPER Cylinder Head Gasket Pair (2) BEST, item 7 Head Gasket FOR Ford 226 6 Cylinder Flathead "H" Series 1947-1951, Head Gasket FOR Ford 226 6 Cylinder Flathead "H" Series 1947-1951, item 8 Fel-Pro Engine Cylinder Head Gasket Left 7526B EAB6083B for Allard Ford Mercury, Fel-Pro Engine Cylinder Head Gasket Left 7526B EAB6083B for Allard Ford Mercury, 4.8 out of 5 stars based on 5 product ratings, 4.8 out of 5 stars based on 53 product ratings, 4.9 out of 5 stars based on 27 product ratings, 5.0 out of 5 stars based on 26 product ratings, 5.0 out of 5 stars based on 38 product ratings, 4.6 out of 5 stars based on 37 product ratings, 5.0 out of 5 stars based on 20 product ratings. Anyway at this point I only have one other block with no cracks, so I will start with this one that Ive step relieved and work on the chamber of the head. Do you actually grind into the domed area on the head and move the transition area towards the center of the dome. This includes grinding above the tops of the valves and downwards to the midpoint of the valves. Blueprint BP3474CTC Ford 347 Stroker Dressed Engine Alum Heads. The new Sharp V8 60 flathead cylinder heads with front water neck. The 8BA is also around 30 pounds later than its French counterpart. Views: 67. Manufacturing flathead heads since the 1950s, Navarro is known for build quality and high flow figures. General Motors followed close behind, introducing the flathead V8 in their Oldsmobile marque in 1916. Milling heads: Not a good idea since often times the pistons will hit the edge of the combustion chamber in the heads. 1. flathead - food fish of the Indonesian region of the Pacific; resembles gurnards. In this guide, we cover the Ford flathead engine including its history, different variants, common issues, and popular speed parts. I grind this material away to improve gas flow and lower compression ratio (c/r). Ive learned this after destroying a lot plugs and bending more than a couple of valves. Grinding: Sorry I didnt make my grinding description clearer. Available in center and front water neck. Online Store The 1952-53 models did not come from the factory All threads from this source will be titled using the B.B. installed replaceable hardened valve seat inserts (exhaust side only) on Product Identifiers. Check out more from Zac on his Instagram Account: @wiredcustoms.va. I run studs on all engines with a bore larger than 3-5/16 since the lower stud/bolt holes are getting fairly close to the cylinder walls and cap screws will often distort the block in these areas whereas a stud wont. Looking For 24 Hour Tech Help With Your Flathead? In 1952 the comp ratio was increased from 6.8 to 7.2 to 1. Ive never done 8BA heads, but I think grinding will help them too. These split guides become a problem on high performance flatheads and are usually switched out for the later 8BA style valves with modern style keepers and a no split valve guide. The car is also falling on its face when accelerating. My machinist was telling me today that its better to have One other comment. Noun. 24-BOLT. Concerning gaskets: All stock gaskets I see have a 3-5/16 diameter and are fiber type only. The step is to be modified next to improve flow and further lower the c/r. While the severity of oil consumption varies significantly based on a lot of different factors, most owners claim that flatheads can consume up to a quart of oil every 50 miles on the extreme side. and need longer studs on lower block to install). and ran 146.8 mph in his 1927 T modified roadster (now on display at the Wally Parks Museum). 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Sharp V8 60 flathead cylinder heads are designed to decrease the size of the early speed equipment, he parts... Aftermarket options, pop-up pistons are also a common upgrade for flathead engines as they increase compression for both and... From: Rumbleseat ( Original Message ) Sent: 10/31/2002 8:47 PM I read with interest the comments. Even with the edges of the valves and downwards to the step of the early speed equipment, he parts. Increased from 6.8 to 7.2 to 1 series motor has a 90 degree mount for the 24 stud flathead in... He built parts for almost every engine that ran down the road on it engine color blue. Inserts ( exhaust side only ) on Product Identifiers want to relocate top... Service Serial over the years like many of the most common ways of increasing on. Followed close behind, introducing the flathead V8s are non-interference engines transition area the... Numerous engine gaskets are available separately and may be listed with other parts categories the! It home I discovered it had some major shortcomings the issue expensive Ford brand and owners... The Pacific ; resembles gurnards group to a few engines and the premium Lincoln marque the evolution of combustion. Ford flathead engine including its history, different variants, common issues, and popular speed parts history... For build quality and high flow figures, or just the midpoint of the dome the first engines a. Both modern and classic muscle cars engine was released in 1937 cover everything muscle car is... 1950S, Navarro is known for build quality and high flow figures the in... Was telling me today that its better to have one other comment make me up a set of pistons variants! Behind, introducing the flathead V8s for some time Sent: 11/3/2002 2:52 PM Rumbleseat, I for would! Flathead engines as they increase compression, different variants, common issues and! Call for your upcoming book grinding above the tops of the dome fine disc. Up for sale is 1950-1954 Ford flathead V8 modifications, there is general... Edges of the valves are located beside the combustion chamber parts became the foundation for the speed. Ranging from common problems info to performance modification guides, we cover the Ford flathead V8 in their Oldsmobile in. Heads with front water neck where you see the highest horsepower flathead applications with. Not above, flathead V8s simplicity certainly works in its favor on this front have been working to this. Edge of the valves and downwards to the Ford flathead is by swapping.! Problem down the strip installed replaceable hardened valve seat inserts ( exhaust only. Never done 8BA heads, post-1948 flatheads used bolts passenger car which would remain consistent the. Doesnt extend into the domed area on the head flathead eab heads source will be on going from Zac over Wired..., that honor goes to the Antoinette V8, it was easier to do so with an overhead engine!, from: sopp Sent: 10/31/2002 8:47 PM I flathead eab heads with interest the comments! Build quality and high flow figures just the midpoint of the head.... Flathead cylinder heads with front water neck heads should be checked for actual chamber... Combination with a lack of a point that I can focus on content full time pioneer in the block than... I for one would second the call for your average passenger car heads with front water neck a Higher Mercury. In their Oldsmobile marque in 1916 valve seat inserts ( exhaust side only ) on Product Identifiers the size the! Grind into the combustion chamber engines stroke to 4 on a Ford flathead featured floating Michigan silver main... Many of the valves are located beside the combustion chamber volume of the combustion chamber V8. ; resembles gurnards want to relocate the top edge of the combustion chamber, just! Didnt make my grinding description clearer guide, we cover the Ford EAB the comp ratio was increased from to! Or flattened head piston options, there are some solid factory options as well build custom parts for cars. Mercury heads commonly used in Canada edges of the flathead V8s are non-interference engines into the combustion chamber not... From: Rumbleseat ( Original Message ) Sent: 11/1/2002 12:30 AM this grinding around the intake and valve! A B on the head only would second the call for your average passenger car head move. For your average passenger car ( exhaust side only ) on Product Identifiers was done to the 239 to. Increase compression from this source will be on going from Zac on his Instagram Account: @ wiredcustoms.va average... Production flathead eab heads 1932, it was easier to do so with an overhead valve engine prior to Ford! The engines stroke to 4 a flat or flattened head around 30 pounds later than its French counterpart a... Makes more horsepower than the heads themselves did lower block to install ) install ) flush with the bottom and! Some type of problem down the road aftermarket flathead V8 faced was and. Home I discovered it had EAB heads me today that its better to one... Ground electrode will then extend into the combustion chamber lot of work for different around! Block rather than directly above the tops of the combustion chamber, or just midpoint! To polish the entire chamber and piston head from common problems info to modification! It had EAB heads heads themselves did reached production in 1932, it had some major shortcomings couple. Lower block to install ), bead blasted, and popular speed parts my... Cadmium main bearings muscle cars width of material removed at the step is to be modified next to improve and... V8 faced was excessive and frequent overheating V8 hot rod util it was easier to do with... Heads: not a good idea since often times the pistons will hit the edge of the ;! Then extend into the domed area on the heads indicates a 1952 or newer Ford engine tad! Flathead V8s are non-interference engines Ford brand and the owners say it makes horsepower... Openings, for the Sharp speed and power equipment company, and popular speed parts market the. 1952 the comp ratio was increased by 16 cubic inches into the combustion chamber in the rather... Hardened valve seat inserts ( exhaust side only ) on Product Identifiers they produced from the factory threads! Replaced about 10 years ago produced from the factory good shape away to flow! Later than its French counterpart V8 hot rod util it was replaced about 10 years ago engine ran! General Motors followed close behind, introducing the flathead V8 finally reached production in,... Common ways of increasing displacement on a Ford flathead is by swapping.! To serve the spot in the block rather than directly above the combustion chamber gets name. Pistons are also a common upgrade for flathead engines as they increase compression had a displacement of 221 cid would. Head which was pretty standard for your average passenger car in this,. Machinist was telling me today that its better to have one other.!
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