Years ago there was a six cylinder weight break for the late model classes at one of the local dirt tracks that I would frequent. 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. We'll send you raw engine tech articles, news, features, and videos every week from EngineLabs. Enzo Ferrari, and others, were handed their backsides. These heads are really impressive!!!!!! Combine Edelbrock quality with excellent power and a highly competitive price, and the E-Street Edelbrock heads strike us as an excellent choice. 18 Ft/Lbs - Aluminum Heads. We came to the conclusion 4 were 2 close to the sparkplug bore and 2 were to close the the intake runners to be safe to use on the 5073 aluminum head. I was actually pleasantly surprised at the swirl polished valves and the large spring pockets for if you want to run larger springs with a monster cam! . Not to mention the 50lbs you lose off the front. (BOSS) second time I have been disappointed with Edelbrock. 035 (which I am using). My first work Dell was super slow and sluggish, so I was sent a new one. Other than this the heads flow nicely on the street. Since the Windsor block was already a thing, the Blue Oval team decided to fit a set of Cleveland style heads to the short-block and create the Boss 302. Those of you who understand the BOSS 302 know Ford fitted these engines with a 780 cfm Holley but not necessarily because thats what they needed. Semi or Farm tractor repair shops would probably have the location of one near you.Now, with all the Aluminum small block head available, you could create a real bad 6. Can you further help me with where to buy this? The E-street came in second in peak horsepower and a very close third in average horsepower and torque. Opens in a new window or tab. Once I pick the heads I was going to find a good cam for daily driving/ performance. Up top, are a set of Ford Motorsports C302 cylinder heads, which have been worked over by Roush-Yates Racing. It didnt conform to corporate protocol and invented the muscle car in its 1964 GTO. Boss 302 heads are unique.No other heads will work without some changes. . Thanks to all who helped us get here. If weight is a consideration, keep in mind that these iron castings weigh considerably more than the rest of the aluminum heads. Weve got 302 fords with gt40 3 bar heads making over 500 hp. The Boss 302 takes the Mustang GT's suspension and adds higher-rate coil springs, stiffer bushings, and a larger diameter rear stabilizer bar. See it here: yes its ben done. These aluminum heads are assembled with the perfect match of components for outstanding, trouble-free performance. That was a surprise.. Boss 302 - 1970 Boss. I think I have seen afrermarket heads but cannot rememmber where. The Ford had slightly less compression, at 10.5:1, so out of the gate, Chevy had a little bit of an advantage.. Bill Mitchell Products BMP 087510 - Aluminum Engine Block Ford Small Block 302 Mains, 8.200 Deck, 3.995 Bore, Billet Caps. sbf 302 aluminum cylinder heads. It's important to note that this was the only head in our test that required its own separate valvetrain. World contributed the lone cast-iron head to our Ford small-block test. For what the (complete) Boss heads and a intake will run seems you would be better off just going with a good set of after market heads. The BOSS piston was a unique item, configured to use the 289HP rod with the 302 stroke. The combustion chambers are filled with a 2.150-inch, 7mm-stem titanium intake valve, and a 1.60-inch, 7mm-stem titanium exhaust valve. Still have lots of racing Boss and Hipo parts. Won't work with the 289 stroke. stock rebuild,. It collects next to nothing. It was 351C heads, 3 of them, cut up into 6 pieces, then furnanced blazed. Also, the visual aesthetic is pretty plain, and the laptop doesnt have a sleek feel to it. crank, offset-grinding it to a smaller crankpin diam. 030 shim. That means 305 maximum cubic inches. 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. 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. 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. Original aluminum Boss 302 valve cover brackets for the spark . We evaluated each head on the flow bench, average overall power, and we calculated average horsepower-per-dollar. [IMG]http://home.pacbell.net/kketell/USAFlag2.gif[/IMG][IMG]http://a8.cpimg.com/image/56/2C/8548438-4e05-00C8003F-.jpg[/IMG]. edelbrock. The BOSS 302s biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. PRO1 170 Ford Tech Sheet - H30. stud kit is of poor quality everything else in my order was good quality. Russell; COMP Cams; TCI Auto; FAST; E-Comm Sales: Sales: 888-799-1135 Tech: 800 . SB Ford WP Man O'War iron block/Man O'War aluminum head Head Bolt Kit. Inline and < 15* valve angle such as World Products Man O' War 10* heads promote very good performance. Every time I put a bigger carb on it, it ran faster. Aluminum Block Aluminum Heads - Subtract .012? Ford took on the world with the GT40 supercar. 1970 Intake - 2.19 inches Exhaust - 1.72 inches. 340 HP Boss, Long Block, Assembled, Internal Balance, Aluminum Cylinder Heads, Ford, Small Block Windsor, Each Part Number: FMS-M6007X2302E ( 1 ) Free Shipping Special Order $10,649.99 Not Available At This Time This product cannot be ordered at this time. That tradition dates back to the companys founding in 1903. Feb 19, 2016. Be the first to rate this post. And really, its a difference in the philosophy behind these two motors. Assembled. The BOSS head was functionally identical to the 351C 4V head. Peak power was good, at 349 hp, and torque is also reasonable. Budget iron can run $1195.00 for an easy 500 + hp but any more needs more valve area. Our test heads came with the larger intakes that clearly contributed to these heads' strong showing. You'll notice that we attenuated the horsepower graph to include just the power curve between 4,000 and 6,200 rpm. Ford has always been a car company that dared to go where no automaker had ever gone before. When you do that, you can see that the TFS head did substantially better than all the other heads above about 4,400 rpm. . I thought the bolt pattern was the same, that is what helped to make the swap work. Especially for the price, I would buy them again in a heartbeat. 300 HP wouldn't be far off. The GT-40 cylinder head was produced in cast iron and aluminum, available from Ford Motorsport SVO and Ford Racing. I'd have to look through some old books, but I think it took 3 heads to get 1, although it may have been 2. Im trying to build my 289 on a budget and saw a pair of Boss 302 heads online for $400 and thought why not. Prices listed are from the story's original publish date, February 1, 2013. Aluminum will allow you 1pt up in compression for its ability to shed heat. The heads were to big for a 351CLEVELAND. Generator stud kit for 1938-48; use #8506. Not the 2012-13 Coyote DOHC BOSS, but instead the genuine pushrod original from an era when Ford did the unthinkable repeatedlyand won! This is my first engine build, let me know if Im doing it all wrong. I called AFR about the problem and their only suggestion is to install a crankcase vacuum pump. 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. 2023 Power Automedia. The 363 uses FRPP Z2 cylinder heads. It had a close ratio 4 speed transmission, a 3.50:1 rear axle, a staggered shock competition suspension and a 16 : 1 steering box. This is the Head Bolt Torque Sequence (Pattern) for Ford's small block. 60 cc Chamber. Future availability is unknown. The Dart castings would have been the Iron Eagle versions, and the Pro Comps are affordable in aluminum. A big head and lots of airflow means lots of power. 1969 - C9ZE-6090-A or C Im looking to build an engine that produces 300ish hp. Fords classic 1969-70 BOSS 302 engine was a bold step forward after a miserable season in 1968. Ford's legendary racebred Boss 302 engine remains one of the most significant high-performance power plants in the company's history. Any who, this is a work laptop, and it started out pretty fast, but over time, it eventually slowed down. 165 cc Intake. The Ford head uses a net-lash design that makes the valvetrain non-adjustable. Well, I got about 500 miles on the engine now and couldnt be happier about the build. 98 sold 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. I personally know several guys with Boss 302s that have been secretly stroked to 347. The 69 and 70 F code 302's are rated at 220 bhp. Age Group: adult. Alum. Gurney Eagle : Gurney Eagle race heads : Application. http://fordsix.com/forum/viewtopic.php?t=33048, 1971 Ford Maverick - Budget 10-Second Turbocharged Maverick Coupe - Car Craft Magazine. instead of 50 oz. These features improve an engines efficiency, resulting in more horsepower and torque and improved mileage potential. For a better experience, please enable JavaScript in your browser before proceeding. It was what the SCCA mandated for street homologation. 125 of silicone is likely to blow out. While the DZ 302 had a stronger midrange than the Boss 302, in stock form, the Boss reigns supreme in the higher RPM range. If it is, then you know what you need to do. You may also cruise the online auctions for a vintage 5.0L roller block (F1AZ-6010-B). Stroke that thing. I am running them on a 302 and purchased this set for a 351 build. So the induction system is kind of a toss-up. The RHS headsproduced the next-closest average horsepower and torque, with the Edelbrock and Ford heads very close behind. Though I rated the overall part as good, the areas that really count are just average. There are many different types of cylinder heads for Ford 302 engines, so it is difficult to make a definitive conclusion about them. This one appeared great at first use and for a couple of months. I recommend purchasing ARP studs and guideplates for perfect rocker alignment. The factory 780cfm carburetors are really, really expensive, and we didnt want to spend a few thousand dollars on a carburetor, explains Holdener. Part of the difference in valve lift numbers between the two is the rocker arm ratios used from the factory. 1 on Pg 2 instructs the used to drill 3 holes if a 400 block is used. However, way down low, where the big-port Boss 302 motor isnt supposed to work, it made decent low-speed torque. we all have our shortcomings. Alum. 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. 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.. it boots up ok but not as fast as my other i5 laptop. . I purchased these because I needed some better than stock, but not full out race heads. I am presently installing a 302 clevor into a 83 mustang GT. JavaScript is disabled. When it comes to the valve events, Ford and Chevrolet took two different approaches. Besides the hemi-style heads themselves, the benefits of this new setup are many: For instance, a deck thickness of 0.7 inch to encourage safe use of power-adders, and full water jackets for proper cooling. Better compression then stock, better breathing then stock. Classes? I think it was based on the Cleveland design. Cheaper than some rebuilds. Guys if you want to make serious power. 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. Whenever youre running a flat tappet cam, always use a zinc additive, Building Classic Ford 351 Cleveland Power. Your email address will not be published. Great bang for your buck with these heads. The stroke difference between the two engines amounted . It was honestly a guess on my part and the Tech had no additional information or opinion to offer. Fords incredible 1969-70 Trans Am BOSS 302. What type of heads fit a Boss 302 block? The DZ 302 has a reputation for being a high-RPM screamer, and the camshaft is definitely part of that. . Not true! Other than that it was OK. No votes so far! As you can see from these numbers, the Cleveland-style Boss 302 cylinder heads offer significantly more airflow at each valve opening point over the DZ 302s fuelie heads. 1.290 in Spring. Batten cyl heads was instrumental in developing the high port exhaust for the Dyno Dons and Bob G's and Jack Roushes. Assembled. 2/22 . Im trying to build my 289 on a budget and saw a pair of Boss 302 heads online for $400 and thought why not. Im looking to build an engine that produces 300ish hp. Junk ass Chevrolet stroker engines.puleeeeeze. 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 . I believe C.J. You will need the boss piston to go with the canted valves.. No. The BOSS 302's biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. Its not a good time to be building a performance engine. BOSS Cars Nationals 2005 - BOSS Cars Reunited. the second head had not been full deburred from the milling process. So now, we have a pair of legends, being compared on the dyno. These aluminum heads can be directly installed on all small-block Fords: 289, 302, 351W and, with some modifications, even 351C engine blocks. Edelbrock E-Street cylinder heads are ideal for entry level street performance engines. I might like to put it back together this summer with your fluid damper a 600 holley carb and maybe your electronic distributor . The factory Boss 302 did not have a deep sump pan although it did have a baffle in the sump, and yes it has 1.73 ratio rockers from Ford. When the SCCA started the Trans-Am series. Whoever invented that crap ought to be shot. These elements made the BOSS 302 a unique mill compared to what the rest of Detroit had to offer at the time. 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 . Valve stem heights all the same, decent springs, work fine for my rolller cam, good fit and finish. These new aluminum hemi heads will bolt directly to any small-block Ford from a 289/302 all the way up to 351W as well as Cleveland engines. detroit metro auto parts "302" - craigslist. which will help take the wait off the rear main bearing. Suddenly these heads arent so appealing. Don't know if it's still good. Boss 302 is a Windsor engine; uses Windsor cam lobe profile & 1.6 Windsor rockers. 1970 Fastback (to be finished outside as a Boss 302 tribute), thanks for all the responces! What cam specs and static CR? We certainly don't want to ignore the peak numbers, and that's where the TFS Twisted Wedge heads really earned the spotlight. 1-330-630-1555 1-888-841-6556. . Before jumping right into the dyno numbers, we need to look at the engines backgrounds to truly understand why they were built, and why they are so equal. Bored out 70-thousandths to 310 cubic inches and with a laundry list of. Other Intakes >> Application. They used the 3 center sections of the heads. Having a hard time finding Boss 302 Heads online? Search 6 Hohenthann siding contractors & companies to find the best exterior and siding contractor for your project. 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. The result was a powerful 290-horse factory screamer with peak street power coming in around 6,000 rpm.
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