boss 302 aluminum heads boss 302 aluminum heads

We discovered this was a 1969-70 BOSS 302 head modified for use on a 351C. The Cleveland type heads are used in the 302 heads. It would make a nice high rpm engine that was pretty soft on the lower end where you spend the most time. 154-4207: Ford Racing Aluminum Valve Covers, Part # M-6582-Z351, SS, 12pt . 64cc Volume. How can you call it racing if you're putting the brakes on before the finish line? The BOSS 302 heads are known as "Cleveland style" heads as they are based on the head designed for the 351 Cleveland engine. I have tried most all of it and now do what is known to work.. Well, this may be old info, since the warning tells me that the last post for this discussion occurred >100 days ago. Boss 302 is a Windsor engine; uses Windsor cam lobe profile & 1.6 Windsor rockers. Revised cooling system passageways Siamese bore with drilled coolant crossover holes (Except on M-6010-B302BB ) Increased bulkhead material Parts made from tooling for the cancelled 1971 BOSS 302 were used for service. These were available in stock and have the right size intake valves so I grabbed them instead. The Cleveland style head featured a staggered, canted valve arrangement. Factory was1.73 IIRC. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The supply chain issues are eliminating a lot of choices. 88 DNA Motoring LEPOW-038 Aluminum Bare Angled Cylinder Head [For Chevy SBC 302/327/350/383/400] 3 You can see how the valves are canted in this picture. Well I have a 1977 copy of Pop. I have a 1969 Boss 302 original however I need to reassemble it I originally bought ARIES 10:1 forged pistons I believe 30 over . crank, offset-grinding it to a smaller crankpin diam. Jeff Speegle Come see us @ ConcoursMustang.com MCA Shelby Judge, SAAC & Team Shelby Judge (in no particular order . I am presently installing a 302 clevor into a 83 mustang GT. FORD MUSTANG 302 CYLINDER HEADS Pre-Owned $177.50 classicautoresto (4,195) 100% or Best Offer +$199.05 shipping Sponsored ARP 154-4206 Black Ford New Boss 302 w/351C heads 12pt hsk In Stock Ready to Ship Best Deals Fast Shipping Brand New $250.99 partshawk (68,956) 99% List price: $367.99 32% off Buy It Now Free 4 day shipping Sponsored JavaScript is disabled. When you shop through links on our site, we may earn an affiliate commission. 015 AND THE REST WERE. It used to be listed in the FRRP catalog. The Boss was topped off with an original aluminum. So, instead, they ran a simple 750cfm Holley carburetor, along with 1-3/4-inch dyno headers. The supplied ones are generic and poor fitting. We will safeguard your e-mail and only send content you request. Swirl Remarks CHW's Modified Boss 302 head shows the elimination of a swirl effect at lifts below .600 inches. refresh the page. Once those two tasks were completed, the heads delivered the best peak horsepower and torque numbers of the entire test, knocking down an excellent 380 hp at 6,000 rpm. Turbo 300-inch Ford can bang off 10.90s at 120 mph. This new design offers a 25-50 HP increase over current Cobra Jet heads, depending upon displacement and camshaft. If we were going to use these heads on a street engine, we'd disassemble them and spend the extra bucks to add a 30-degree back-cut to the intake and exhaust valves to improve their overall flow. Ford's original Boss 302 engine was only produced for two years (1969 and 1970), but it was so cool it's understandable why the little V-8 has gained such an . Are there any aftermarket heads for it? second time I have been disappointed with Edelbrock. 8:1 compression, TFS Stage 1 hydraulic roller cam, 1 5/8 headers, Summit Stage 1 dual plane intake, Edelbrock 650 AVS carb. Otherwise, pair these with some flat top pistons with the correct valve reliefs. Also, the visual aesthetic is pretty plain, and the laptop doesnt have a sleek feel to it. Can you further help me with where to buy this? If weight is a consideration, keep in mind that these iron castings weigh considerably more than the rest of the aluminum heads. Peak power was good, at 349 hp, and torque is also reasonable. searching. They use a Cleveland style quench chamber and standard 302 Boss/351 Boss/351C/351 SVO valve train parts (will accept 2.19"/1.71" valves). If youre using stock pistons, get the version of these heads with the smaller intake valves (Part #5023). Twisted Wedge and Canted valve (TFS and C302b) in aluminum promote even better performance. 9 intake valves since they bolt on easy with no modification necessary. Roush? Edelbrock heads are available in two different versions, with either 1.94- or 2.02-inch intake valves. saving. Are you looking for a set of entry-level street performance heads for your modern street rod, musclecar, or truck? Both these motors were factory-rated at the same 290 horsepower, but that number is suspect, says Holdener. At the brochure, the two engines are identical power-wise, according to Holdener, but we prefer to let the dyno tell us who makes what. For the 1968 Trans Am season, Ford took the 302 cubic inch Tunnel Port out there in search of victory. FORD and Mustang Cylinder Heads (6090) 5752143: 59 332 352 . I just got a block that is 289 .30 over and I wanted to reuse my pistons I think they are sealed power 7006p (obsolete now). Stroke that thing. We promise not to use your email address for anything but exclusive updates from the Power Automedia Network. "Basically, the DZ 302 shared all the specs with the previous 365-horsepower 327, with the fuelie heads, the Duntov cam, an aluminum intake, and Holley carb. The connecting rods began life as the same C3AE rod as the 289 HiPo but they had 3/8" bolts and they were spot faced instead of broached where the head of the bolt sits. See all 22 photos. 2. we all have our shortcomings. The darned thing was rabid dog fast. As far as I'm aware you only choice for factory heads in the Boss 302. So your wrong. supershifter2 :shocked: :shaking: < :bs: ! Like we said, if best power or least price is your only concern, then the decision is easy. I really liked my 69 428 CJ. . These features improve an engines efficiency, resulting in more horsepower and torque and improved mileage potential. instead of 50 oz. GT40 heads use 1.84 intake / 1.54 exhaust. The 68 F code had 10:1 compression and made 210 bhp. Cross Boss 302 Mustang off highway use. You wont find heads of this quality at a better price anywhere. It's also worth mentioning that due to a variety of scheduling and deadline pressures, the offerings from Dart and Pro Comp Electronics, both of which fit within our price prerequisite, didn't make the test. from United States. which de-stroked it. 165 cc Intake. The BOSS 302s biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. You have to rev it to the moon to really make any power. But the springs they come with are for a hydraulic roller cam. I also figured that the DZ 302s smaller heads, with better port velocity and more compression, would make more peak torque. The additional space improved the engine's breathing. Something is very wrong with this, a blueprinted stocker should be in the 375-400 HP range. I KNOW FROM EXPERIENCE. Age Group: adult. The intake valves all have. This made-in-the-USA head is Edelbrock's value leader. Im sorry guys but you somehow missed something there are boss 302s out there cranking out way more than what you guys are claiming. Typically these are seen in three different versions as shown. The Ford Racing X307 head is not the casting that comes on the Boss 302 crate engine, but its affordable price made it a natural choice for this test. The Tech was nonchalant about this and stated these are a lower end part. Max effort class rule stuff runs over $2K. would love to return this old jalopy back!!!. Dells are ok computers. They are also cast with combustion 300 HP wouldn't be far off. 165 cc Intake. Finding a Street Boss intake likely wouldn't be too difficult as multiple manufacturers have cranked them out over the years. But for perhaps a majority of enthusiasts, this evaluation may be too simplistic. Not only did the TFS heads produce the most peak power, they also logged the best average torque and horsepower. Pair. What type of heads fit a Boss 302 block? These heads are screaming on the 302 I just built and are great quality. Hack said: The size of 302 valves has varied a little in some performance versions over the years. I think it was based on the Cleveland design. Im looking for three Ford Cleveland 4V engines. They are rugged and ribbed internally and externally for more strength. He used a correct Duntov camshaft and set the lash a little tighter than the original spec, at .020-inch. Click to expand. We certainly don't want to ignore the peak numbers, and that's where the TFS Twisted Wedge heads really earned the spotlight. Ford Racing's Z heads (PN M-6049-Z304DA, 63cc chamber, 2.02-inch intake valve, $1,695) are the next step in bolt-on performance castings for small-block Ford engines that see street and on-track . That may or may not make your ultimate choice any easier, but if so, you can thank us later. Edelbrock E-Street cylinder heads are just the ticket. Does anyone remember the six cylinder heads they made for Bruce Sizemore. So it can already be made to haul. In my 70 years of fooling with cars, we always had a formula. either way, Im so thrilled with this product that im picking up the 205s for a fast engine build. http://forums.vintage-mustang.com/vintage-mustang-forum/721154-1970-mach-1-h-code-build.html. I would guess Im somewhere around 375HP @ the flywheel in this build. The result of this engineering effort was the BOSS 302 engine, which became the Trans Am mill of choice for 1969-70 and beyond in SCCA competition. There was a guy named CJ Batten who would cut up 3 boss 302 heads and put them on a 300 IL6.The one I remember was on in a rail type dragster. The Fora platform includes forum software by XenForo. I have a Eldabrock Performer intake,msd distributor and 6al box and a 61mm bbk throttle body. Won't work with the 289 stroke. The heads are awesome and fit great! The BOSS 302's biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. But, I just came across this website and happened to ask about B. Sizemor's 6. Ford's 302 crate engines use Boss 302 iron blocks. The rocker studs are 7/16, not 3/8. Parts made from tooling for the cancelled 1971 BOSS 302 were used for service. I did hear somewhere that there was a fellow using the late model chev heads and cutting those up and making a crossflow head for a 300 six..That would not be too hard to check out if a fellow had a 300 six block and some access to some of the late chev heads I think the LS6 heads..It took three of the heads to make one and since they are aluminum that resolves some of the fabrication issues..Is it true well I dunno for sure but it may be worth a looksee to see if it may work.. Autozone has a great price on these heads. There was also drill flash from the machining of the bores for the valve guides and spark plugs. Ford's legendary racebred Boss 302 engine remains one of the most significant high-performance power plants in the company's history. Pontiac was the outlaw division. That made for an incredibly close series of tests, which proved that regardless of how you get your displacement, similar displacement engines will make similar power and respond similarly to modifications. Both engines feature a four-inch bore and three-inch stroke, so there are no excuses available for either side regarding minor discrepancies in displacement. See it here: yes its ben done. The Boss 302 and 351C-4V head casting are the same except for a minor difference in water passages. Assembled. Using the native mouse is awkward. Valve stem heights all the same, decent springs, work fine for my rolller cam, good fit and finish. Throw a blue oval flag over the RHS, Edelbrock, and Ford heads, and the performance is very similar. Much of this gain over the stock 345-hp Boss 302 rating can be attributed to Westech's lower 140-degree engine coolant test procedure and open dyno headers. My first work Dell was super slow and sluggish, so I was sent a new one. FORD 5.0L/302 Cylinder Heads. Classes? All rights reserved. Once I pick the heads I was going to find a good cam for daily driving/ performance. 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These aluminum heads are assembled with the perfect match of components for outstanding, trouble-free performance. Sizemore, formerly of Preperation H fame, did considerable valvetrain developement and terrorized the former checvvy stronghold of I and J/Gas. Fords classic 1969-70 BOSS 302 engine was a bold step forward after a miserable season in 1968. I personally know several guys with Boss 302s that have been secretly stroked to 347. All Cleveland style heads including the BOSS has 1.73 to 1 ratio rockers. Evidently youre research people are either misinformed, or just dont really care about building anything ford. That tradition dates back to the companys founding in 1903. This is my first engine build, let me know if Im doing it all wrong. It ran a regular head that was tweaked (either before the slicing or class requirement). I expected cleanup, but not like this. These are certainly worthy of attention at this excellent price. All Edelbrock E-Street cylinder heads are assembled with manganese bronze valve guides, powder metal interlocking valve seats, and stainless steel one-piece valves with hardened valve tips. But there is absolutely something else wrong. I think Im in love, lol!!. The gaskets do not indicate which side goes out so be careful and dont do what I did and install them with the raised seal facing the intake side. One thing I found particularly awesome about these heads is the spark plug holes and threads. The 170/200/25 are the same block design, with the 250 having a taller deck height (so you can't easily make a 250 from a 200). 125 of silicone is likely to blow out. All Rights Reserved. Part of the difference in valve lift numbers between the two is the rocker arm ratios used from the factory. The intake is off a 1965 Shellby. 351C 4V heads (same as Boss 302 heads except where the water exits the head) are really overkill a street motor. i knew a guy that put a set on his 65 shelby. ported and polished heads can also provide good results, but they may require more work to install and tune properly. This conversion was well documented and fairly popular when aftermarket heads were not available. You MUST flycut the valve reliefs on the pistons larger if using stock pistons. I was going to have my reconnecting rods reconditioned with 5/16 arp bolts. A forum community dedicated to hot rod owners and enthusiasts. Still have lots of racing Boss and Hipo parts. stud-mounted roller rockers as the current Ford Racing 429 Cobra Jet heads, and the standard Cobra Jet intake and exhaust manifolds bolt right on. Be the first to rate this post. The holes are just big enough for the spark plug socket, which guides it in perfectly. Reworking Cleveland heads I think would require reducing the size of some of the water passages and I unsure of the block clearance . 2/22 . Primarily, the 5.0L V8 in the F-150 received a lower compression ratio (10.5:1), intake camshafts with less duration, cast iron exhaust manifolds, and revised cylinder . The body is lowered 11 mm (0.433 in) up front and just 1 mm (0.039 in) in the rear to give it a more raked stance designed to recall the original. Small Block Ford. BOSS Cars Nationals 2005 - BOSS Cars Reunited. detroit metro auto parts "302" - craigslist . ---185cc Aluminum Heads for SB Ford --- No drilling is required since it appears they updated the manufacturing process to eliminate this need. Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the USA for AMC, Buick, Chevy, Chrysler, Ford, Oldsmobile, & Pontiac engines. These lightweight aluminum heads bolt up to your small block Ford and feature 190cc intake/60cc exhaust runners, 60cc combustion chambers, and 2. The F code 302-2V was made from 68-73. Search 6 Hohenthann siding contractors & companies to find the best exterior and siding contractor for your project. Like with standard 4V heads, you would have to machine the tops of the heads to accept screw-in, adjustable rocker studs. LOOKS AND PERFORMED GREAT. Up front, upgraded upper and lower control arms fix some of the shortcomings of the original Ford bits, while out back, a Fays2 suspension Watt's link locates . The 1968 Trans Am season was a disaster. Their modern combustion chamber design helps to improve the combustion process and their larger-than-stock intake and exhaust ports help to move more air through your engine. I assumed thats how they went and I also used the end seals. I changed the thermostat so it would dump alittle more gas in her no problems so for. However, it also led to a lot of upset Bowtie fans for some reason. Your email address will not be published. These are perfect for the low compression big blocks of the mid to late 70s. OK, you can do pretty well on a budget. I remember reading about it in some magazine and I saw it on another forum recently. Alum. 02 intake/1. Great bang for your buck with these heads. It didnt conform to corporate protocol and invented the muscle car in its 1964 GTO. However, there are a few notable differences between the Coyote in the F-150 and the Coyote in the Mustang. Raced and owned quite a few Boss 302s. Edelbrock aluminum 2V cylinder heads with a mild camshaft upgrade top its stock Boss 302 block, while a Tremec TKO five-speed gearbox sits in place of the factory toploader four-speed. THE FIRST SET I PURCHASED WERE LIKE THIS AND I INSTALLED WITHOUT CHECKING THEM. Pair. The biggest difference between the two engines is the cylinder heads.. 60 exhaust valves. And torque is what gets the car moving from a stop, pushing you back in the seat. [] Heres a close up of the head Marvin is using on our 351C build. They pull much harder through the midrange than the 351W heads they replaced on my 302 Ford. Small block Ford PRO1 20 170cc Aluminum cylinder heads feature high flowing as cast ports with profiled valve guide bosses and are bowl blended on 5-axis CNC machining centers. What I have found out so far, the engine runs. On episode 19 of Engine Masters, David Freiburger explains cam lift, duration, lobe separation angle, and installed centerline. Ive built 302/347 engines with stock heads, Roush180/Windsor Jr. , and Trick Flow Twisted Wedge heads. ENGINE BLOCKS . I am building a budget 440 RV motor that should be a monster street tire smoker for under $3000. The Chevrolet used a 1.50:1 rocker, while on the Cleveland head, they used a 1.73 ratio. We should also mention that although we didn't test a stock iron casting, it should be clear that even the heads on the lower end of our test would still be an improvement over stock factory castings. Im not sure what has happened to Edelbrock, but their quality control sucks. 0:1 on blocks with a 3/16 base relief (stock bore and stroke). Ford took on the world with the GT40 supercar. Cast from prime A356 T6 aluminum, these "Z" heads from Ford Racing were designed using solid modeling technology. However, its always fun to think about building one or even erecting one from scratch, which you can do with a Ford Performance BOSS block (M-6010-BOSS302) and Cleveland heads. High-Quality Details With the Edelbrock part #7129 Performer RPM E-Boss 302 intake manifold, you can build a mock Boss engine by using a standard 302 block and Edelbrock Performer RPM Cleveland cylinder heads #61699. The heads are a direct replacement for previous Twisted Wedge heads and work with all Twisted Wedge specific pistons. After idling for a couple of minutes the engine will start smoking horribly. The Ford is specd out at 228 degrees at .050-inch lift, but lift was a different matter. If you're drag racing in a class where the weight of the car divided by the cubic inches determines what class you run in, it may be advantageous to drop the displacement a little if it will allow you to get into the faster side of a slower class. This 302 was in a F250 so I have to find the proper oil pan to fit the 83 foxbody, and proper fit for the oil dipstick entering the oil pan. Works with most standard components. 22-25 Ft/Lbs - Iron Heads. Cylinder Head. Intake - 2.19 inches Our FDC has over 150 racing members and FORD promised us Hubert Platts Drag Mustang after series which disappeared. This is my first engine build, let me know if Im doing it all wrong. 1 on Pg 2 instructs the used to drill 3 holes if a 400 block is used. No votes so far! The GT-40 cylinder head was produced in cast iron and aluminum, available from Ford Motorsport SVO and Ford Racing. I was wondering how these heads would work on my 97 5. Currently I have a set of 1969 302 d0oe heads, and a set of 1965 289 heads, I heard both of those won't do it without spending a lot of money porting etcI was thinking of gt40 heads. And like the others mention, it was C.J. The Dart castings would have been the Iron Eagle versions, and the Pro Comps are affordable in aluminum. . $1,692.99. Rugged, ribbed internally and externally, with a large water capacity and excellent breathing characteristics. Exhaust - 1.72 inches. Pair. Though that's significant, this is only reflective of a single point in the curve; it is more important to evaluate the entire length of this horsepower graph. The TFS heads appeared to be the big dog in the room when it came time for testing. The heads also required custom-length Comp Cams pushrods to compensate for the relocated valves. If ultimate power is not the most important point, then you could easily choose any of these heads and make a good decision. These heads are really impressive!!!!!! Comparing the cylinder heads on paper, using data collected by Holdener for a previous article, the Boss heads clearly come out ahead. Marvin Shaw built us some nice HP heads for our later 1989 Super Stock Mustang driven by Charlie Ford who set 1/8th mile record under 6 seconds in 89/90 . Install the gaskets with the raised seal towards the head and it will fit the ports much better. Index your plugs on these engines. The DZ 302 used a 1.5:0 ratio, while the Boss 302 head used a larger 1.72:1 ratio. edelbrock. which will help take the wait off the rear main bearing. Not true! 030 shim. I have used them for over 35 years and never seen something like this. Batten of Romulus, Mich who did the furnance-blazed heads. I never did own a Boss 302, but I was around them when they were new.I have had lots of 351C. Talk to Coast High Performance in Torrance, CA who sells quite a few 347 Street Fighter kits/short/long blocks and they will have some stats to back up quite a different story. 98 sold Ford brought back the iconic 5.0L in the 2011 Mustang. The Edelbrock 351C head shows a controlled "swirl ramp" that comes on lightly at 100 RPMs starting at .450" lift and increases steadily to 2000 RPMs at .600" lift. 1/23 . They are very capable iron heads. This includes 260, 289, 302, Boss 302, 351W and related variants. Batten cyl heads was instrumental in developing the high port exhaust for the Dyno Dons and Bob G's and Jack Roushes. The 4-bolt caps can be seen here. The real question is, what do these factory motors make, and how do they compare to each other?. Henry Ford II wasnt going to have it any other way. . Needless to say they began to really spank everybody and by the end of the season the six cylinders were out ruled. high power capabilities. We apologize for the inconvenience It took about 500 honest HP to break into the 11s with a little bit heavier car than your mustang. 302 (may have been used on late 68 model year) 4V . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The 300 block may have a slightly taller deck height than the 240. For a better experience, please enable JavaScript in your browser before proceeding. Experimental Part . Recently, we posted an article in which Richard Holdener dyno tested the five-liter powerhouses put out by the Blue Oval and the General in the 1980s. Bill Mitchell Products BMP 087510 - Aluminum Engine Block Ford Small Block 302 Mains, 8.200 Deck, 3.995 Bore, Billet Caps. Intake - 2.23 inches These heads have the right size valve for those piston. This is where you must spend the money. Help keep from being nose heavy. After its time on the pump, the DZ 302 posted 357 horsepower at 6,700 rpm and 333 lb-ft of torque at 4,300 rpm. This has been done and is generally called a Clevor (using Cleveland heads on a SBF). The Fora platform includes forum software by XenForo. The TFS head looks much stronger than the Edelbrock version above 5,500 rpm, but the maximum differential is only 13 hp at 5,900 rpm. I wanted to built a great runing, mild street motor around a stock sbf 302 short block. I purchased these because I needed some better than stock, but not full out race heads. This makes it easy to torque and lower cost for better aftermaket bolts and studs. The result was a powerful 290-horse factory screamer with peak street power coming in around 6,000 rpm. E7 heads use 1.78 / 1.48 just like the 60s stuff. To minimize the grief of doing the math yourself, we averaged the horsepower between 3,000 and 6,000 rpm, then divided that into the cost of a pair of heads.