Done the same as article with the exception of slightly larger crane solid lifter cam & an old school torquer intake & H/S rockers . If in the process of machining and mock-up you find excessive crankshaft endplay, King Engine Bearing has two affordable options: MaxFlange and Pro- Flange thrust bearings. [1] Cadillac introduced a V8 flat-plane crank engine in 1923. The 351C has a 9.206-inch deck height. Check out the many premium features included with eachMolnar 351W and 351C crankshaft and order today to get started on your next engine project. The 351M was used extensively in Ford and Mercury passenger cars. We have taken the guess work out of getting the most bang for your $$. Ford's decision to terminate 351C production was rooted in scaling down production costs. As expected of a healthy cam upgrade, both peak hp and torque occurred higher in the rev range, but the new combo only experienced losses below 3,300 rpm. EVERYONE MAKES MISTAKES LOL, LETS FOCUS ON THE SOLID INFORMATION AND THE FACT THAT RICHARD IS Apr 10, 2023 The Cleveland 351 is between a small block and a big block. Although the hot ticket always seems to be steel crankshafts, theyre rarely necessary for a street project. When you grind and finish a crankshaft, it is so easy to overlook the fillet radius. Flat Plane Vs Cross Plane V8 engines . The 351C was built to be a high-performance engine. Some builders use engine oil, but assembly lube has staying power. After years of producing high-performance V8 engines - some normally aspirated and some turbocharged but all admired for their rumbling exhaust notes - the announcement in 2020 by then AMG boss Tobias Moers . Probably can get the compression to 9.7 to 1 . Our precise, no compromise production efforts deliver dimensional accuracy that is second to none. MaxFlange is a process used on all King engine bearings. The 351C 4V heads were also treated to a new set of stainless steel (intake and exhaust) SI valves, with the more-common single grove keeper to replace the factory multi-groove versions. Its production and service life was all too brief, unfortunately, lasting through the 1974 model year. Estimated International Ship Date: 1980-1981 Fox Body Mustangs. If I am missing something please let me know. Excessive endplay beyond .010 inch is unacceptable because it adversely affects crank and rod/piston alignment. I get nervous about turning a crankshaft beyond .010-inch undersize; however, crankshafts are stronger than you think. What makes the 351M and 400 different than the 351C is larger main and rod journal sizing along with the raised deck block. In short, it is a crankshaft that makes it part of an automobile engine. 'New' Lightweight SBC Crankshafts An all new forging that moves the moment of inertia outwards, to make a lighter shaft with good harmonics. The Ford 351 Cleveland HP1 Sub engine includes a fully machined, blueprinted & balanced sub motor. 4 barrel carburetor. Examples race camshaft and torque intake, or stock heads with a tall single plane intake manifold. The flat crank gives less rotating weight and allows the engine to rev a tad faster. If youre going to treat it to nitrous or a blower, you want steel to reduce the chance of breakage. The engine was produced in displacements of 4.9 L (302 cu in) and 5.8 L (351 cu in) for use in the . Short of a flat plane crank or 180 degree headers, no, you will not get the even exhaust pulsing you are after. The 400 crank has a 3.000-inch main journal and a 5M stamp. The . (1), In Stock, Including at a Supplier. Mar 20, 2023 Others are made of 1038 steel, which isnt as pure as 4340, but still quite effective. Block: Bored 0.030, set-up for 0.0025 clearance to L2379 TRW pistons. For example, Scat Enterprises forging process uses a pressure technique instead of a traditional slambam hammer approach to make its forged steel cranks. Thanks, how can I reach author? Flat-plane cranks are inherently well balanced - unlike cross-plane cranks. If you are a professional racer that little tiny extra bit might be what you need to win a race. . The different types of iron alloy are too involved to get into here; however, here are the basics. Everyone then knew it meant 4 barrel carb head. Though you see 4MA, 4MAB, 5MA, 5MAB, the additional A or B is nothing more than an engineering revision to the casting. I wonder if you feel a bit stupid after rushing to judgement about 4V heads. Uncategorized. The 351M designation differentiated the 351C from the raised deck 351M. A friend / customer a few years back who ran a 3200 '66 Fairlane with a 351 4 V. Cleveland, a Ford Motorsports solid flat tappet on a 106 or 108 LCA, top loader @ 5.13's. Ran a best of 11.61 @ 121. We have rebuilt tons of customer engines over the years that were all wrong and had parts that didn't work together. May 1, 2023 This causes more vibration than a cross-plane crank would, but it has the effect of spacing cylinder firing so that exhaust pulses exit the ports and merge in the exhaust pipe with . If youre building a stock-appearing 351C, but want better performance, this is the head you want (though theyre becoming more scarce all the time). Thursday 3/2/2023 Call MPG head service they are experts on the cleveland and 400m engines. if ordered today, Estimated USA Ship Date: Once allowed to cool, final polishing and finish work are performed. Its advantages are far greater than the sum of its parts. A carefully tuned crankshaft damper helps manage the vibrations, and holes . Learn how your comment data is processed. Eagle Specialty Products has its own unique approach to forged steel crankshafts. Summit Racing will BEAT any competitor's advertised price! The cheapest way to increase compression is to use 351C dome pistons (Keith Black KB Performance Pistons KB149.030). May 9, 2023 Whats the Difference Between a Ford 351 Windsor, Cleveland, or Modified Engine? Cast Stroker Cranks and Forged Stroker Cranks and Kits. Codes 4M, 4MA, or 4MAB indicates a 351C or 351M crankshaft with a 1.750-inch throw or 3.500-inch stroke. Apr 20, 2023 I wonder what the numbers would have been if they port matched the edelbrock airgap to the heads? Regardless of how you look at this dynamic, cyclic issues affect crankshaft life. For this test, we wanted to illustrate just how much power was lurking in the massive 4V Cleveland heads, so we put together a near-stock displacement test motor. Required fields are marked *. In high-performance applications, you want it midway between .004 and .010 inch and closer to .010 if possible. Required fields are marked *. The 351C and 351M are not the same engine, by the way. Although it is widely believed you shouldnt race with a cast (nodular) iron crankshaft, you can race on weekends with a cast crank without consequence if you prepare accordingly. The 5.2's connecting rods attach to the flat-plane crank at 180-degree intervals versus a normal V-8's 90 degrees. Hey Frank, I cant speak for Richard Holdener but Clevelands are still my favorite engine to build and your question is a good one. Ive only had the opportunity to build one Cleveland. Stroke, External Balance, Ford, 351C, Each, Crankshafts, Cast, 2-piece Seal, Cast Steel, 4.100 in. In 1975, Ford dropped the low deck 351C in North America, instead de-stroking the 400 to 351 cubic inches and calling it the 351M. Cast iron production Cleveland heads can be used but finding a good pair and having them machined for an adjustable valve train can get expensive. You can order this part by Contacting Us. Trick Flow has the broadest selection of heads in the marketplace engineered specifically for the 335 Series Ford middle-blocks. There is also the other vibrations that the flt crank produces that can cause things to break. 351C/425HP Balanced Crate engine with Aluminum heads. Fords 335 Series Cleveland existed in two forms in North Americathe low deck 351C and the raised deck 400 and 351M. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Ford North America never got its act together on 351C cylinder heads. Interestingly,. With the reduced rotational mass, the inertia point. Engine Rotating Assembly, Forged, Crank, Forged, Pistons, I Beam Rods, Ford, 351 Windsor, Kit Part Number: SCA-1-46019 Not Yet Reviewed Estimated Ship Date: Apr 20, 2023 (if ordered today) Drop Ship Oversize $19.99 Special Order $2,225.99 Add To Cart Compare Wish List Scat Engine Rotating Assemblies 1-94272BE Unported, just minimal valve pocket clean up on 4 V. Cleveland cylinder heads. The LT6 is comprised of a two-piece aluminum block mated at the crankshaft centerline and topped by aluminum cylinder heads. Stroke, Ford, 351W, Cleveland Mains, Each, Crankshaft, 4340 Steel, 2.750 in. A steel crank has smoother surfaces and wide parting lines due to the violent forging process. In short, what did the 351 Cleveland motor have that the other Fords (like the Windsor), or even the competition over at Chevy and Dodge, didnt? This looks like two four cylinder engines that have been joined together at the crankshaft. You may be able to mill the deck height down on the engine block. Ford Mustang Shelby GT350. Ive been Ford loyalist for decades. If you do not find the small block Ford 351 crank you need, please contact us for assistance. A nearly molten steel alloy ingot is heated to approximately 2,200 to 2,600 degrees F and rammed into the shape of a crankshaft in a die at an excess of 240,000 psi. In other words, swap bearings around to where you get the best clearances throughout. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Oh, how quickly people forget! You can order this part by Contacting Us. Please note that Checkout Prices will be in US Dollars. My best friend had a stock 302 boss that came in a cougar eliminates 1970 and it would beat a 1970 454 chevells we raced 2 of them and won it was a high winding engine loved it. Stock Crank and rods, 30 over trw 2348 pistons, OC heads cut .060 59cc, Ported intake and exh. (3), Procomp Electronics Forged-43 Crankshafts PCE276.1053, Scat Forged Standard Weight Crankshafts 4-351C-4000-6200, Procomp Electronics Forged-43 Crankshafts PCE276.1124, Procomp Electronics Forged-43 Crankshafts PCE276.1058, Procomp Electronics Cast Crankshafts PCE276.1110, K1 Technologies Forged Crankshafts 011EAD400, Procomp Electronics Cast Crankshafts PCE276.1117, Procomp Electronics Forged-43 Crankshafts PCE276.1062, Procomp Electronics Cast Crankshafts PCE276.1147, Scat Forged Standard Weight Crankshafts 4-351C-3500-6000, Scat Forged Standard Weight Crankshafts 4-351C-4000-6000, Eagle Forged 4340 Steel Crankshafts 435640006000, Scat Forged Standard Weight Crankshafts 4-351C-3850-6000, Scat Forged Lightweight Crankshafts 4-351C-4000-6200-2, Procomp Electronics Forged-43 Crankshafts PCE276.1049, Procomp Electronics Forged-43 Crankshafts PCE276.1059. if ordered today, Engine Rotating Assembly, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Cleveland, Kit, Estimated USA Ship Date: The article is all about flow rate so I dont see how using an aftermarket intake manifold with smaller runners is going to increase the flow rate through the engine. It does not mean Brinell tested. This means you can machine your Clevelands crank beyond .010-inch undersize without concern for failure, especially if youre building a street engine. If youre rebuilding a Cleveland that already has a steel crank from a prior rebuild, your crank should be nitrided once all machine work and balancing is completed. Estimated International Ship Date: valve pockets in the right place came out to be like 390ish ci. Mar 29, 2023 The more time involved to make a part, the more expensive it becomes. You are here: Home. The fastest and most powerful Ford modular V-8 in the world turns 10,000 rpm, makes 3,000-plus horsepower, and runs 5.92-second quarter-mile passes with a cross-plane crank. Mar 20, 2023 A cast-iron crank rings, but not with the clarity and crispness of a forged crank. Stroke, External Balance, Ford, 351C, Each, Estimated USA Ship Date: As a flat-plane crank is, essentially, two four-cylinders sharing a common crank, the exhaust sound is quite unique. I did this back in the 90"s. 351w block. This is why the middle ground is suggested when it comes to bearing clearances. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. if ordered today, Crankshaft, External Balance, Forged 4340 Steel, 3.850 in. However, there is a second, more traditional flat-crank design with the journals arranged up-down-down-up (UDDU) like a familiar inline four. Shop Connecting Rods SCAT connecting rods are made from a 2-piece chromoly steel forging to ensure maximum strength and durability. Even though the Cleveland 351 came from the small block family, few parts will interchange. Estimated International Ship Date: The 4M crank has a 3.500-inch stroke and a 2.750-inch main journal. Is was meant that Ford guys might think of the newer 4.6L and 5.4L 4 VALVE DOHC TYPE ENGINE and that people forget about the 4V & 2V cylinder head desensitization of the 351 CLEVELANDS. A target bobweight of plus-or-minus 2 percent means less balancing time. As the crank rebounds, it works on the balancer, which softens rebound shock and reduces the risk of crankshaft breakage. In fact, Ford planned 500+ cubic-inches for the big block, which never materialized amid environmental concerns and the Arab Oil Embargo. Comp Cams has a retrofit deal for this combination. Concentricity and surface finish are the two most desirable features in a high performance crankshaft journal. 302 351 Cleveland 4 barrel 2v manifold in good condition. After replacing the stock, iron intake manifold and repro-CJ cam in our .030-over 351C, we were rewarded with a jump in power from 359 horsepower and 372 ft.-lbs. Actually I much prefer the 4V on the street and for great responsive low end power. Forged steel crankshafts are typically made of 4340 hardened steel. The Speedmaster and Edelbrock lines offer a number of terrific cylinder heads for the Cleveland engine family. 351 Cleveland/Windsor Stroker kit includes: 4340 Forged crankshaft (90% possible internal balance without adding heavy metal) Forged H-beam rods W/ 7/16 ARP 2000 bolts (Exclusive Centralign design) Custom forged CP-Bullet flat-top pistons; King performance rod and main bearings; CP (Mahle/NPR) ring set, 1.5MM, steel top ring, Napier 2nd ring . The heads were also treated to a multi-angle valve job and surfacing (63-cc chambers) prior to installation. The engine is part of Ford's "335" engine family, which is a group of 90 degree, overhead valve, V8 engines. The 351C-4V head had terrific wedge chambers with good quench, yet with ports too large for street use. A flat-plane crank has two throws at the north position and two aimed south. Yes this set up is pretty weak, wrong cam type. It sounds more trustworthy than cast iron, but it is nothing more than nodular iron. Endless clevo dyno tests but everone going with the mismatch and not expaing why. ROUSH is still proud to offer custom engine building, as well as complete crate engines and crate engine components! I HAVE A XY GT FALCON AND WILL NEVER PART WITH IT. Just saying. The flat-plane crankshaft in the Ford Shelby GT350 Mustang's 5.2-liter V8. I shouldnt say wrong but it IS very misleading. Remember, it's a 4-stroke engine, so, a full cycle of eight firings requires two complete crankshaft rotations, or 720 degrees (8 x 90 = 720). Sometimes a nick renders a journal unserviceable if it is deeper than the minimums allow. of torque. With 526 horsepower and a soundtrack like this, it's easy to see why it has been attracting attention. Stroke, External Balance, Ford, 302C, 351C, Each, Crankshaft, Forged 4340 Steel, 4.000 in. Spinning the upgraded rods and new forged pistons was a cast 351C crank. Most of the better ones use forged pistons, rods and crankshaft that has smaller 2.750, 351C size main bearing journals for longer bearing life. Read this: Whats the Difference Between a Ford 351 Windsor, Cleveland, or Modified Engine? Hand-built and specifically designed for the Mustang Shelby GT350 and GT350R, the Voodoo engine - derived from the Ford Modular engine family - features eight cylinders in a V configuration, a dual overhead cam (DOHC) design, and - arguably its most noteworthy characteristic - a flat . I love internet experts. These cranks can be used in a 351W block by using the appropriate bearing spacers. Cranks must be thoroughly cleaned any time machining or polishing takes place. Rarely do you see a mid-journal failure or a break at a counterweight. This is where engine building gets expensive. if ordered today, Crankshaft, Ford 351C 4340 Forged Steel Crankshaft ST-4.100 M-2.749 MRL- 6.0 Bal-Ext, Crankshafts, Cast, 2-piece Seal, Cast Steel, 4.000 in. The Basic Flat Plane Crankshaft Stevie's Crazy Garage 1.23K subscribers Subscribe 1K Share 113K views 7 years ago This video uses rendering techniques to explain the basic concepts of a flat. by user-z68766209 Tue Sep 04, 2012 9:25 pm. if ordered today, Crankshafts, Forged-43, 2-piece Seal, Forged 4340 Steel, 3.750 in. These billet crankshafts are midway through the machining process. 50 pound Legal with rounded leading and trailing counterweight edges. My Cleveland, built 10 yrs ago still going. Oh, how quickly people forget! Run first with the stock 4V intake and mild CJ cam, the Cleveland produced 359 horsepower at 5,700 rpm and 372 ft.-lbs. if ordered today, Engine Rotating Assembly, Forged, Crank, Forged, Pistons, I Beam Rods, Ford, 351 Windsor, Kit, Engine Rotating Assembly, Series 9000, Cast Crank, Forged Pistons, I-Beam Rods, Ford, Cleveland, Kit, Estimated USA Ship Date: I have for sale 351 Cleveland parts manifold, crank 4mab, pistons, heads, ect all were running fine but will need a good clean please inquire for pricing. I thought one or two of you guys might enjoy reading my ramblings about building 351C 4V street performance motors in the 1970s. This is a custom order part. Stop by our booth in Indianapolois at the 2022 PRI show from December 8-10, 2022. Molnar Technologies superior 4340 steel 351w crankshafts are extremely strong, precision machined high performance partsand are ideal for use in high performance street cars and trucks, muscle car restorations, and competition cars, trucks, boats and more. With proper timing advance settings, the engine should run well using 93 octane pump fuel. Even with a new balanced stroker kit, have it balanced by a trusted professional. The as-cast, production Boss/351C 4V heads flowed a whopping 275 cfm! $5 Off Your $100 Mobile App Purchase - Get the App. Crankshafts and camshafts are ductile or nodular iron (ASTM A339) at 310 on the Brinell hardness scale. The 400 used the same cylinder heads as the 351C-2V with the same open chambers and smaller torque friendly port sizing. Including: Camshaft, Lifters, Timing cover, multi keyway timing set, High volume oil pump, K&N oil filter. When you look at the two types side by side, the difference in size is quite clear. Sep 11, 2008. Shop ROTATING ASSEMBLIES With 275 cfm at your disposal, the 351C offered the most cylinder head flow of any production small block. Is it just a repurposed small block Chevy part? After our baseline, we replaced the Elgin CJ cam and 4V intake with a Comp XE284H cam and Edelbrock Performer RPM Air Gap intake. Stroke, Ford, 351W, Cleveland Mains, Each, Crankshaft, Ford 351C Cleveland 4340 Forged Crankshaft ST-4.000 M-351C RJ-2.100 Ext, Estimated USA Ship Date: 4V stands for four-venturi, not for four-valve as the article incorrectly states. Probe Racing supplied the small-dome, forged pistons, which also featured the necessary valve reliefs for more aggressive cam profiles. if ordered today, Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 2 pc. Manley SBF 4.100 Stroke 4340 Forged Crankshaft 351C & Windsor 2.750 Mains - 190340. lol. Click the button below and we will send you an exclusive deal on this book. Ports were huge, with valves to match. The offenhauser power port short runner tunnel ram with twin 600 Holley vac sec carbs, 12.4 trw pistons, and 108 lobe center sig Erson hi flow I M cam running AV gas was absolutely a rocket ship on the street. How do you recondition a crankshaft to make the most of its durability? Never miss a sale on new parts, tools, and more! 857 3558 $ - Weve been long taught to believe we must have a steel crank to do highperformance work. Thanks for the great article. This is a custom order part. To add insult to injury, you sometimes install rod bearings backward, which is failure before you even get started. We have 1,100 plus programs for our FORD cranks, from the 302 to the 351 to the 429 JC50 to choose from. Im getting ready to rebuild my 400, and am looking for the parts list used, and if the deck height problem was ever solved to get more than 9.1:1 compression. Callies Crankshafts are at the top of the industry for quality of finish and reliability. Charles, one of the most popular ways of increasing power is by adding more cubic inch displacement with a stroker kit rotating assembly. Did you read the first line? If you take a small hammer and tap a forged crank, it rings like a bell with a long resonance afterward. The aftermarket has followed suit in the years since with a great selection of cast, steel, and steel-billet Cleveland cranks. We have an assortment of Molnar Technologies brand Ford 351c and 351w forged crank models to choose from and new parts are constantly under consideration for addition to the product line.. We have a 50 pound legal Late Model Stock crank as well as several 351w stroker crank models available for these popular high performance Ford 351 Windsor and 351 Cleveland engines. Once the forging is trimmed and machined, it gets nitrided for good surface hardening. Stroke, Internal Engine Balance, Ford, 351C, Each, 5.0 out of 5 stars The forged Probe pistons used for the build provided an 11:1 compression ratio with the closed chamber chamber (quench) heads. The Cleveland engines were never factory equipped with a steel crank. [] erecting one from scratch, which you can do with a Ford Performance BOSS block (M-6010-BOSS302) and Cleveland heads. Id be interested in retrofiting something like this on mine instead of using link bars. During combustion the quench area promotes good flame front travel and reduces the probability of detonation. Targeted bob weights. The 351C arrived in 1970. $ 941.00 Each - Free Shipping. Thanks! Yes, the 351M is taller than a C but not an inch, it is 1.100, IIRC. Cleveland crankshafts all look the same at a glance; however, they are quite different. Where you must be attentive is main journal size because it's easy to unknowingly pick up a 351M crank, which has the 400's larger 3.000-inch main journals along with the 351C's 3.000-inch stroke and rod journals. Cleveland 300 hp cam they would discover what made those heads work , and yet be suprised it made peak power at 5,400 rpm , i am currently building one for a 69 Mach 1 i am using tbe aluminum speedmasger raised port 3v head with just a light port clean up and allot of combustion chamber work mostly removing the wall around the valve seat , cam will be a Lunati roller 231@.050 112 lobe sep .610 10:1 comp , port efi . A 351C crankshaft has a 2.750-inch main journal, which makes it a different crank than you find in the 351M, which has the 400's larger 3. . $120. Tuesday 3/7/2023 Stay Updated with Emails from Summit Racing. But lets just say you want to keep your Cleveland all factory inside, you have a great foundation to work with. You can safely get 408 inches from a production 351 Windsor block and the aftermarket has plenty of stroker kits to choose from. if ordered today, Engine Rotating Assembly, Forged Crank, Forged Pistons, I-Beam Rods, Ford, Cleveland, Kit, Engine Rotating Kit, Outlaw Series, Forged 4340 Steel Crank, Forged Aluminum Flat Top Pistons, H-Beam Rods, 2-Piece Seal, Ford, Cleveland, Kit, Estimated USA Ship Date: Are the lifters for a small block Chevy? The 5.2L V8 Ford Voodoo engine is one of the more interesting engines in FoMoCo's recent history. The 400 was a square engine meaning it had the exact same bore and stroke4.000 inches by 4.000 inches. You want enough of an oil wedge at the journals to keep moving parts apart, yet enough fl ow to carry heat away from the journals. Enthusiasts get this mixed up all the time, but there is but one truth. Mar 16, 2023 BTW the M has a 351 Windor crank in it. It is the strongest crank you can buy for your Cleveland, especially if you intend to spin it above 8,000 rpm, use nitrous, or supercharge. This keep journal surfaces hard and less inclined to wear. The 351 Cleveland story is one of the most befuddling in Ford history. You can also visit the ROUSH Competition Engines direct website. to 452 horsepower and 412 ft.-lbs. Theres steel billet on the high end, plus forged steel, malleable steel, and nodular iron (cast iron). 3,789 3. The 400 crank has a larger 3.000-inch main journal and a 5M stamp. Cast-iron crankshafts are the cheapest and most common because theyre easy to manufacture. Compared to the pedestrian 2V versions, the mighty 4V heads (and intakes) reigned supreme, a fact illustrated by usage on all the top factory performance Cleveland motors. The strength of a steel billet crank comes from its onepiece nature and alloy makeup, which has been machined into a crankshaft. And that unique sound! Stroke, Internal Balance, Ford, Each, Estimated USA Ship Date: When you have significant differences in weight, an engine balancer may have to add Mallory metal, which adds weight to counterweights where necessary. If youre going to push it beyond that, youre going to want steel. Estimated International Ship Date: 2023 Chevrolet Corvette Z06 (Chevrolet) The 2023 Corvette Z06 trades the Corvette Stingray's 6.2-liter V8 for a 5.5-liter V8 that's more powerful, even without any supercharging or turbocharging . The flat-plane or single-plane crankshaft is the original V8 design, which has its crank pins at 180. May 8, 2023 It was first a 400 cubic inch deal in the early seventies. Seems like a testing void no one is covering. Based on years of experience with these engines, it is clear to me Ford never produced a mass-production steel crankshaft for the 351C, 400, or 351M aside for perhaps racing and rare factory experimental XE pieces. It was an engine long on growth potential, but never grew any larger. Yes, Ford did a 302 cubic inch Cleveland with even smaller 54-57cc 4V wedge chambers with good quench. Hes not here to comment, but I believe that is what he used. For those unfamiliar with the fabulous Ford 4V, the question has to be, what exactly made the Cleveland so special? The 400 saw steady use in passenger cars through the late 1970s. Why didnt they do a test with the stock intake manifold and the cam upgrade? Graham Eagle investigates . Stroke, External Balance, Ford, 351C, Each, Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, Custom Order, Ford, 351C, Each, Estimated USA Ship Date: Wednesday 2/15/2023 But we liked the idea of having an adjustable valve train and planned to run roller rockers on this Cleveland later on. Please note that Checkout Prices will be in US Dollars. We finished up the short block with a reproduction (hydraulic flat-tappet) 351 Cobra Jet cam from Elgin. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. [1] Details [ edit] Flat-plane cranks are used in V-configuration engines, generally with eight cylinders. The 351C, 400, and 351M all have a two-piece rear main seal.