When we tore apart the first head it was full of shavings and one of intake valves was super tight and one of the exhaust valves was bent w/. Raced and owned quite a few Boss 302s. Every time I put a bigger carb on it, it ran faster. 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. 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. They used the 3 center sections of the heads. Cast aluminum block and heads: Intake Manifold: Composite Boss 302 Specific with shell-welded and runner pack: Exhaust Manifold: Tubular . 154-4207: Ford Racing Aluminum Valve Covers, Part # M-6582-Z351, SS, 12pt . 015 AND THE REST WERE. The Cleveland heads can fit a 302 with the appropriate water passage mods and shouldered bolts to compensate for the bolt hole difference. 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. Flashing in ports was unacceptable. Does any 351 Cleveland head fit it? Budget iron can run $1195.00 for an easy 500 + hp but any more needs more valve area. They are very capable iron heads. Combined with the big bore and short stroke, everyone thought these things wanna rev. The reality is that the head flow and dual-plane intake really limited the RPM.. So the induction system is kind of a toss-up. This new design offers a 25-50 HP increase over current Cobra Jet heads, depending upon displacement and camshaft. A recent test of a prototype set of Hammerhead's castings bolted on a 427ci small-block stroker produced over 600 hp with a streetable hydraulic roller camshaft and 600 lb-ft of torque. I am through with their products. And really, its a difference in the philosophy behind these two motors. Thx. BluePrint Engines Ford 302 C.I.D. Pair. The cylinder head is an important component of the internal combustion engine in a Ford 302 car. Once I pick the heads I was going to find a good cam for daily driving/ performance. As the 1968 Tunnel Port engine turned into a disaster, someone at Ford Engine Engineering got the idea to put a set of Cleveland heads on a Tunnel Port block and thus was the beginning of what would become the BOSS 302 engine. The wide and large port heads with staggered valve placement give the 302 H.O. You may also cruise the online auctions for a vintage 5.0L roller block (F1AZ-6010-B). This made-in-the-USA head is Edelbrock's value leader. So Im into changing springs, retainers, locators, etc. I might like to put it back together this summer with your fluid damper a 600 holley carb and maybe your electronic distributor . Im just hoping the new Edelbrock intake that arrived yesterday is better than these. the second head had not been full deburred from the milling process. These aluminum heads can be directly installed on all small-block Fords: 289, 302, 351W and, with some modifications, even 351C engine blocks. 125 of silicone is likely to blow out. Just A Taste is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. detroit metro auto parts "302" - craigslist. I understand why now they are so much more money! Batten cyl heads was instrumental in developing the high port exhaust for the Dyno Dons and Bob G's and Jack Roushes. Get big power on a small budget with BluePrint Muscle Series cylinder heads! Sizemore, formerly of Preperation H fame, did considerable valvetrain developement and terrorized the former checvvy stronghold of I and J/Gas. The power numbers are so close that if we had tested these heads in a typical street car, it's doubtful we would have seen much of a difference in performance among the middle four heads. As fitted to the Boss, the heads feature steel spring seats, screw-in rocker studs, pushrod guide plates, and adjustable rocker arms. Pontiac was the outlaw division. Plus we used cam dial-in and it was only off a half degree. 98 sold As I recall from articles way back, this is an expensive process. Not too much carb for this engine. True but it seems excessive to me. SB Ford WP Man O'War iron block/Man O'War aluminum head Head Bolt Kit. Ford took on the world with the GT40 supercar. Perhaps you should do a YouTube search for Ford 302 boss vs 302 Chevroletperhaps it could wake you up on how much you DONT know about ford racing . 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. Pic 2 is a spot next to a water port on the intake surface where it looks like the facing tool tilted some. Original aluminum Boss 302 valve cover brackets for the spark . Exhaust - 1.72 inches. So howd they stack up? As with our small-block Chevy head test, we will evaluate each of these small-block Ford cylinder heads using several different categories in addition to peak torque and horsepower. What I have found out so far, the engine runs. Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the USA for AMC, Buick, Chevy, Chrysler, Ford, Oldsmobile, & Pontiac engines. Dimensions in Inches (LxWxH): 24.1 x 24.1 x 8.7. 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. ported and polished heads can also provide good results, but they may require more work to install and tune properly. Ford had and did a great job with Ford Motorsports programs which we were in . Generator stud kit for 1938-48; use #8506. Twisted Wedge and Canted valve (TFS and C302b) in aluminum promote even better performance. Is it the 69 or 70 Boss 302 head that's more streetable? The head bolts used on a Boss 302 were a flanged-style head bolt. 0:1 on blocks with a 3/16 base relief (stock bore and stroke). Camshafts were quite similar to the 289 HP. Not sure about the 5089. 20 Best Cycling Shorts For Long Distance (2023 Updated), 20 Best Cylinder Lock For Storage Unit (2023 Updated), 20 Best Treats For Guinea Pigs (2023 Updated), 20 Best Treats For Goldendoodle Puppy (2023 Updated), 20 Best Treats For Golden Retrievers (2023 Updated), 20 Best Treats For German Shepherd (2023 Updated), 1953 Ford Customline 8 Cylinders 3.9L 2BL. A guy near here used the advice on the link below, starting with a 67 289 2V engine. We learned on the first few pulls that we had too much carburetor with our 750 cfm Holley 4160 and too little camshaft. 185 cc Intake. The intake is off a 1965 Shellby. The BOSS 302's biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. Learn how your comment data is processed. Install the gaskets with the raised seal towards the head and it will fit the ports much better. 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. I was trying to find a set of heads that will produce 300ish hp. 1970 Intake - 2.19 inches Exhaust - 1.72 inches. There are many different types of cylinder heads for Ford 302 engines, so it is difficult to make a definitive conclusion about them. very poorly packaged, opened it and there was no screen protection sheet between screen and keyboard. Condition does not matter! However, it also led to a lot of upset Bowtie fans for some reason. I also figured that the DZ 302s smaller heads, with better port velocity and more compression, would make more peak torque. Moving to the Blue Oval, we see that they went with a milder profile. . Like with standard 4V heads, you would have to machine the tops of the heads to accept screw-in, adjustable rocker studs. Put on a 351w in a 1979 Tbird. I first installed an oil trap in the PVC thinking something went wrong with the piston rings. No stick hole up top. FORD 5.0L/302 Cylinder Heads. The Boss 302 and 351C-4V head casting are the same except for a minor difference in water passages. saving. The heads alone are excellent fit and quality. Weve got 302 fords with gt40 3 bar heads making over 500 hp. 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. 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. 1969 Bought these and compared to the other (PC). I think it was based on the Cleveland design. my signature linesnot really directed at anyone in particular.. Any advice would be greatly appreciated. In 1970 the Boss 302 was a Camaro killer, it could go 0-60 mph in 6.0 seconds. [IMG]http://home.pacbell.net/kketell/USAFlag2.gif[/IMG][IMG]http://a8.cpimg.com/image/56/2C/8548438-4e05-00C8003F-.jpg[/IMG]. 1.90/1.60 in Valves. Suddenly these heads arent so appealing. good luck with that. Ford 302 351C Cleveland 220cc 64cc Hydraulic Flat Assembled Cylinder Heads AT RACING WORLD, 5 Million Orders Shipped Worldwide Brand New $1,475.00 Seller: atracingworld-usa (83,202) 97.7% Buy It Now Free shipping 52 watchers Sponsored Ford 351 Cleveland 4V 254cc 64cc Cast Iron Bare Cylinder Head Brand New 1 product rating $587.80 Your email address will not be published. pulled heads out of box, one head was in very nice shape, ready for service. These heads have the right size valve for those piston. i drank a bottle of 10,000 rpm and thode a rod !!! Parts made from tooling for the cancelled 1971 BOSS 302 were used for service. The Fora platform includes forum software by XenForo. Inline and < 15* valve angle such as World Products Man O' War 10* heads promote very good performance. Experimental Part . The Ford, however, made a peak horsepower number of 374 horsepower at the same 6,700 rpm as the Chevrolet, and again, had the same peak-torque RPM as the Chevy, but made slightly less peak torque, at 324 lb-ft. The Edelbrock Flathead Cylinder Head is made of A356 aluminum T-6 tempered cylinder head. Enter Fords development of an all-new 351ci engine with poly-angle valve heads and tight-fisted wedge heads destined for a 1970 introduction. Same transmission, run a 351W flywheel/flexplate (same as a C). Expensive mistake. And you'd have to replace the factory two-piece valves which are known to come apart randomly for no reason. No more dyno there. They dont flow as well as some of the more expensive options available but they flow way better than OEM cast iron heads. So get comfortable, slip on your Ford-colored glasses, and hang on. I KNOW FROM EXPERIENCE. First of all. We had a grad student at UMR custom design his own crossflow head for that engine and the entire thing was CNC'd from one piece of aluminum. 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. Outperform many more expensive parts. we all have our shortcomings. (Image/Jim Smart) Although these are 1969-70 BOSS 302 heads, they []. The Fora platform includes forum software by XenForo.
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