Cylinder heads casting ID decode for 260 289 302 351 390 406 427 428 429 460FE Boss Shelby. Small Block Ford. The runners are as cast and a bit rough. The TFS heads appeared to be the big dog in the room when it came time for testing. 88 DNA Motoring LEPOW-038 Aluminum Bare Angled Cylinder Head [For Chevy SBC 302/327/350/383/400] 3 My build is a 306, 9. 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. 125 of silicone is likely to blow out. I think that a race head is available through someone that is all aluminum. Revised cooling system passageways Siamese bore with drilled coolant crossover holes (Except on M-6010-B302BB ) Increased bulkhead material Its biggest weakness may be the price. The connection with metered networks (or connecting to your phones hotspot) appear to deteriorate over time, and causes this error. 2023 Power Automedia. I was wondering how these heads would work on my 97 5. 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 brute 427 FE Series big block that won Le Mans also reigned supreme in limited production 1964 Thunderbolt Fairlanes in NHRA competition. The RHS headsproduced the next-closest average horsepower and torque, with the Edelbrock and Ford heads very close behind. SB Ford WP Man O'War iron block/Man O'War aluminum head Head Bolt Kit. Boss 302 blocks are used all the time for Windsor headed performance buildups! 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. SBF FORD Aluminum Cylinder Heads 302 /351w 190cc 62cc 2.02 /1.60 For ROLLER CAM. We'll squeeze all of this into these few short pages, which means we have a long way to go and a short time to get there. 1.90/1.60 in Valves. 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. This includes 260, 289, 302, Boss 302, 351W and related variants. Are there any aftermarket heads for it? 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. detroit metro auto parts "302" - craigslist. In 1970 the Boss 302 was a Camaro killer, it could go 0-60 mph in 6.0 seconds. 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. JavaScript is disabled. The cylinder head is an important component of the internal combustion engine in a Ford 302 car. The Ford roller rockers use a fulcrum base and a 5/16-inch bolt to attach the rockers to the head. What looks like parting lines are huge in some places, one exh runner has a stick of Aluminum protruding into the runner (pic 1). I recommend purchasing ARP studs and guideplates for perfect rocker alignment. I think I have seen afrermarket heads but cannot rememmber where. The Edelbrock Flathead Cylinder Head is made of A356 aluminum T-6 tempered cylinder head. When I set the carb I get a bouncing vacum needle at idle, Ive been told thats a sign of a sticking valve. On episode 19 of Engine Masters, David Freiburger explains cam lift, duration, lobe separation angle, and installed centerline. See it here: yes its ben done. The darned thing was rabid dog fast. 035 (which I am using). 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. Im sorry guys but you somehow missed something there are boss 302s out there cranking out way more than what you guys are claiming. When it comes to the valve events, Ford and Chevrolet took two different approaches. 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. Throw a blue oval flag over the RHS, Edelbrock, and Ford heads, and the performance is very similar. For the 1968 Trans Am season, Ford took the 302 cubic inch Tunnel Port out there in search of victory. We'll send you raw engine tech articles, news, features, and videos every week from EngineLabs. you could also get a 302 crank and rods with custom pistons, a 302 crank with 289 length con rods and off the shelf b2 pistons. which de-stroked it. Do the torque in 2 steps, first just hand tight, second with the torque wrench. However, way down low, where the big-port Boss 302 motor isnt supposed to work, it made decent low-speed torque. OK, you can do pretty well on a budget. Not to mention the 50lbs you lose off the front. Ever wonder what those camshaft specification numbers really mean and how they affect engine performance? The Fora platform includes forum software by XenForo. I also figured that the DZ 302s smaller heads, with better port velocity and more compression, would make more peak torque. 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 heads also required custom-length Comp Cams pushrods to compensate for the relocated valves. Then Ill be looking for upgrades. 45 degree spark plug wires work great with these heads. The modern combustion chamber designs improve the combustion process and larger than stock intake and exhaust ports move more air through your engine for improve efficiency. Batten was at the top of their game then and were welding up and porting the best bow tie heads on the planet back then, besides all the othher stuff. I would however like to be able to buy a set of heads and not have to go through them like I had to with these. Seems to me that if you get the right kit (ie correct wrist pin centering, rod length, etc), you should have no problem.. aliases: Bossssssman, bosscars, old fart, chat dawg, hey you. 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. Flat cylinder heads have large water capacity and excellent breathing characteristics. Find Parts and Accessories Boss 302 aluminum heads KEYWORD and get Free Shipping on Orders Over $99 at Summit Racing! Peak power numbers are always fun to throw around, but car-crafters are also very astute at determining what all that power will cost. 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. http://fordsix.com/forum/viewtopic.php?t=33048, 1971 Ford Maverick - Budget 10-Second Turbocharged Maverick Coupe - Car Craft Magazine. Edelbrock heads are available in two different versions, with either 1.94- or 2.02-inch intake valves. I am running them on a 302 and purchased this set for a 351 build. But the springs they come with are for a hydraulic roller cam. While the Boss 302 was normally considered a 302 with 351 Cleveland heads, these canted-valve heads were used first on the Boss before the rest of the Cleveland was developed. 302/351 X2 Head. Great velocity with these heads. Same transmission, run a 351W flywheel/flexplate (same as a C). They'll work but have you got the Boss heads? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 370 HP Dressed Long Block Crate Engines BP3027CTC Crate Engine, Base Long Block, Aluminum Cylinder Heads, Roller Camshaft, 600 cfm Carburetor, Ford, 5.0L/302, Each Part Number: MLL-BP3027CTC Not Yet Reviewed Estimated Ship Date: Today Free Shipping $6,519.00 Add To Cart Compare Wish List It features a forged dome piston to bring compression up to the original 11.0:1 compression ratio with the 64cc 186 casting fuelie heads. This one appeared great at first use and for a couple of months. 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. 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. A stock Boss head will support way over 500 horsepower, where the Chevy will struggle at 400 horsepower. 030 shim. Experimental Boss 302 style heads . I assumed thats how they went and I also used the end seals. It would make a nice high rpm engine that was pretty soft on the lower end where you spend the most time. edelbrocks were my first finned aluminum heads for a flathead25 years agoand they were o. k. for a 239 or a 255, due to small combustion chambers. There are still 6 other steam holes not present in the 5073 head that are in the 350 block circa 1972. The advantage was better flow because the intake was on one side and the exhaust was on the other. 289 & 302 (Except Boss 302), Dual Plane [Natural] (27) $207.99. Age Group: adult. Not only did the TFS heads produce the most peak power, they also logged the best average torque and horsepower. Have a 70 351 4v stored 25 yrs 50 k miles complete minus carb dist has manifolds 1800. never lube the seal lip ? Future availability is unknown. 8:1 compression, TFS Stage 1 hydraulic roller cam, 1 5/8 headers, Summit Stage 1 dual plane intake, Edelbrock 650 AVS carb. The 363 uses FRPP Z2 cylinder heads. installed the heads on a 1978 460 bored out .060 over went from 500 hp to 551 hp @4900 rpm on a dyno 8/9/19. Comparing the cylinder heads on paper, using data collected by Holdener for a previous article, the Boss heads clearly come out ahead. Ford's 302 crate engines use Boss 302 iron blocks. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Search 6 Hohenthann siding contractors & companies to find the best exterior and siding contractor for your project. [] Heres a close up of the head Marvin is using on our 351C build. I was going to have my reconnecting rods reconditioned with 5/16 arp bolts. Did you get them at a Chevy garage sale? I first installed an oil trap in the PVC thinking something went wrong with the piston rings. The Mustang 5.0L Coyote engine has evolved into the Boss 302, VooDoo 5.2L, and the Predator 5.2L. Inline and < 15* valve angle such as World Products Man O' War 10* heads promote very good performance. The Ford head uses a net-lash design that makes the valvetrain non-adjustable. The product is a great entry level/cheap head though so 5 stars! WITH THE STIFFER SPRINGS I REALIZED THE PEDESTAL MOUNT ROCKERS WOULD MOST LIKE FAIL SO I MACHINED THE PEDESTAL PADS, DRILLED AND TAPPED AND INSTALLED HELI COILS FOR ROCKER STUDS. Very limited suppliers of flathead parts always look to speedway for my hotrod items. For those who consider swirl a detriment to producing power this is a positive thing. reach with flat gasket seat. Combine Edelbrock quality with excellent power and a highly competitive price, and the E-Street Edelbrock heads strike us as an excellent choice. . While the DZ 302 had a stronger midrange than the Boss 302, in stock form, the Boss reigns supreme in the higher RPM range. How can you call it racing if you're putting the brakes on before the finish line? Once I pick the heads I was going to find a good cam for daily driving/ performance. If we've muddied the waters a bit, it's only the result delivering more information on the way to a decision. Will these heads work well?. 500 max! The BOSS 302 heads are known as "Cleveland style" heads as they are based on the head designed for the 351 Cleveland engine. one of the hotrod magazines did an article on the combo back in the 70's. . pulled heads out of box, one head was in very nice shape, ready for service. The rocker studs are 7/16, not 3/8. So Im into changing springs, retainers, locators, etc. 60 cc Chamber. Any who, this is a work laptop, and it started out pretty fast, but over time, it eventually slowed down. I would suggest pulling the vavles and wiping everything down. At less than $950 for the pair, these Edelbrock heads may be the best bang-for-the-buck investment of all the Ford heads in this test. However, Ford already had that architecture in its lineup, while Chevrolet did not. The supplied ones are generic and poor fitting. Dells are ok computers. This educational content is not intended to be a substitute for professional advice. These are perfect for their intended use, the street. Wait 1.6 rockers? ), then the second-least-expensive headsthe Edelbrock E-Street headsreally begin to stand out. 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. Some of the guys were running ford 300 six cylinders with good success. Our test heads came with the larger intakes that clearly contributed to these heads' strong showing. The most notable thing about the Flo-Tek heads available through Speedway Motors is the pricethat's $739.98 for a complete, ready-to-bolt-on pair of aluminum heads for a small-block Ford. If you used windsor heads its not a BOSS. World contributed the lone cast-iron head to our Ford small-block test. The 302 Tunnel Port already had a terrific four-bolt main block and steel crank along with beefed up C3AE 289 rods and special pistons designed for the Tunnel Port heads. The Boss 302 takes the Mustang GT's suspension and adds higher-rate coil springs, stiffer bushings, and a larger diameter rear stabilizer bar.