5) The output is useful for determining the effect of changing camshaft parameters and keeping all other parameters constant. Ported C.A.P.A. The valves were later reduced to 2.19" as used on the 351C 4V cylinder heads. That Ford recently revitalized the name for its latest line of 5.0L-based crate engines adds fuel to the fire, but know that the original Boss 302 was the most powerful factory 5.0L ever offered by Ford up until 2011. That engine would spin all the way to 9,000 RPMs with NO point bounce. Ive been using a Holley power valve in the Autolite carb for 3 years now with no internal leaks. Performance Alum, 4.6L 4V '99-'01 Ported Stage 2 C.A.P.A. I set the valve lash at 0.022 instead of 0.025 and I gaped the plugs at 0.025 instead of 0.035 so there were NO miss-fires. Boss 429 stock heads:flow specs. JPC- 2015-2017 Mustang GT Tremec Magnum XL Complete Conversion Kit . From new ones to the aluminum headed one I have in my fairlane now. For dyno use, we installed a 950 HP Holley-again more than enough carburetion to reach our goal of 500 hp. Exhaust Runner Flow Remarks Despite the large variations in exhaust runner volume and shape, the Stock 351C 2V, Stock Boss 302, and Edelbrock 351C all show fairly similar flow performance on the bench. You may also cruise the online auctions for a vintage 5.0L roller block (F1AZ-6010-B). 3) All output was obtained using DynoSim Advanced Engine Simulation program version 4.1. . . Companies like Edelbrock, AFD, Pro Comp, Trick Flow, and Cylinder Head Innovations (CHI) have all tooled up to produce aluminum heads for Cleveland applications. Crower 15415 how to print presenter notes in canva boss 302 aluminum heads. HERBERT CF5N The first time out it ran 12.28s at 98 mph. Some of the CHI intakes for the taller-deck motors are available with Dominator flanges, but our 208cc intake came equipped to accept a standard 4150 Holley carburetor. 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 . Ported PowerHeads SF600 Alum, 4.6L 2V P.I. SBF Head Numbers. Did you get them at a Chevy garage sale? Weve got 302 fords with gt40 3 bar heads making over 500 hp. Your email address will not be published. Set the mechanical advance for 20 degrees to come in before 2,500 RPMs. The BOSS 302s biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. Set the initial timing at 16 degrees BTDC. I am presently installing a 302 clevor into a 83 mustang GT. Some cams used lift at 0.050" where advertised duration was not available. The BOSS 302s are hot and noisy and stiff, and a lot of fun to drive. But, off the top of my head I seem to recall 267 on the intake and 187 on the exhaust. Crane POWERMAX H-282-2 I just received delivery of my first Boss 302 today. . The block is stronger and it has casting plugs instead of freeze plugs, so drain the block in cold climates. This engine was built in the 80s by someone with way to much money. Click on a title to view the file in a new tab. The oiling system upgrades were critical for our high-rpm needs. Also, make sure to seal the Cleveland water passages located on the deck surface before using them on a Windsor application. If you used windsor heads its not a BOSS. Most curves used Advertised Duration. The camshaft requires careful consideration and selection when building or rebuilding our favorite engine, the BOSS 302. The water pump uses a better impeller which uses 17 less horse power than the regular water pumps. That kind of flow through stock castings is outstanding in any case. Lunati 306A5LUN only increased the hp ratings slightly (1-2 hp). Bullet Racing When we say consideration, we are not just talking about the camshaft, we are talking about all the other parts of the engine and drivetrain. It didnt conform to corporate protocol and invented the muscle car in its 1964 GTO. Said to be "overvalved" for street performance. ENGLE 2126 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. Boss 302 is a Windsor engine; uses Windsor cam lobe profile & 1.6 Windsor rockers. Here is some numbers from some EQ heads that I bought through my local machine shop in Winnipeg. . In stepping things up, we decided to utilize the same short-block, though we did have to disassemble the motor to have valve reliefs cut into the pistons for our more aggressive cam profile(s). We swapped out the original Comp cam and installed the stick from Cam Research Corp (www.cam The brute 427 FE Series big block that won Le Mans also reigned supreme in limited production 1964 Thunderbolt Fairlanes in NHRA competition. Since this family of heads was originally based upon iron 4V heads, they are compatible with Boss 302, Boss 351, and 351 SVO valvetrain components Because the 351C has a dry intake manifold, coolant doesn't flow through the intake manifold. That being said, we still have to recognize that the late-model 5.0L Windsor-based engine jump-started the modern blue-oval performance revolution. The part number of the head was M-6049-C351, this head was cast specifically for 351 cubic inch motors, its combustion chamber volume was 62cc, as opposed to the 58cc combustion chambers of the similar heads from Australia. Crane 363841 To put this into perspective, even a fully ported, factory iron Windsor head would not flow as well as a stock Boss 302 or 351 Cleveland head. It took about 500 honest HP to break into the 11s with a little bit heavier car than your mustang. Boss 302 Cleveland/Windsor small-block hybrid: The Boss 302 engine was a 351 Cleveland cylinder head bolted onto a Windsor shortblock, making the first "Clevor" hybrid. Unfortunately for Ford fanatics, the Cleveland family died out after a short run of just 4-5 years. Flow Data - Flow Test done by myself on a Superflow600 at 28" valves and seats were 100% stock out of the box Manley 11878 Intake, Manley 11847 Exhaust. Also; I had Carroll Shelby/SAAC racing program in several other FORD dealerships . The BOSS 302 engine could use better cylinder heads with right-size port and valve sizing in a set of Trick Flow cylinder heads and a more compatible roller mechanical camshaft. Since the CHI heads were sized between the original 2V and 4V heads, CHI naturally designated them the 3V. The pistons featured small domes and valve reliefs designed to fit the stock Boss 4V (Cleveland) heads to produce a static compression ratio of 10.5:1 using the stock 60cc combustion chambers. Comp 282S Exhaust - 1.72 inches. He stated he spent over $10,000 back then. Head bolts-studs M-6065-BOSS, M-6014-Z304, M-6014-BOSS Valve Covers All Ford Performance 302/351 valve covers Spark plugs Motorcraft AGSP-32PP, Autolite 3924,3925 Valve Cover Gasket Fel-Pro VS13264T . Mine also has a 1965 Daytona pinion support with the large bearings, but Im not sure if all BOSSes came with that pinion support. Two heads can have different cc's in port volume and still have the same average CSA because of their different port centerline lengths. BTW, the 1969 - 1970 Boss 302 had an engine code of "G", and were factory rated at 290 HP @ 5,800 RPM and 290 FtLbs @ 4,300 RPM. Weaknesses Boss 302s did indeed have 1.73 ratio rockers from the factory. It produces . -- The flow numbers for the 2 ports are averaged and this number is used in the calculations. Your comment answered my question about the oil level as I changed oil tonight. 1969 - C9ZE-6090-A or C 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. Even the stock cam should peek higher than 5500 rpm. Im trying to leave this pretty much as is, until I get a few good drives in. d. a 750 cfm carb. Lunati 306A4LUN flat in the quarter. Index your plugs on these engines. His main differences from stock are the carburetor size and compression ratio as noted below. 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The CHI single-plane intake we are using was designed specifically for use with the 208cc 3V heads on a 302W block (8.2 deck height). Crane 278021 This video we'll talk about why we decided not to go with a Tremec T56XL. Also available in big bore version, part number: M-6010-B302BB. Look at Tremec Trans Gear Calculator comparison to BC stage 3 gear set.Boss heads a. Not the 2012-13 Coyote DOHC BOSS, but instead the genuine pushrod original from an era when Ford did the unthinkable repeatedlyand won! Truth be told, the Boss 302 was introduced before the Cleveland, and the Boss 302 heads differed slightly from their Cleveland counterparts by way of the coolant passages. We tried this formula to see what our basically stock BOSS 302 would do. Ford was able to develop the BOSS 302 head thanks to being given a proper budget. No recommendations for camshaft manufacturer or camshaft part numbers are intended or implied. The BOSS 302's biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. Above you see a casting with a D1ZE part number. The TFS heads generated peak flow numbers of 250 cfm (intake) and 193 cfm (exhaust). A 347 with 351C heads and a stock Boss 302 intake or the Street or Track Boss intake will really run. TRW developed these pistons and suppled Ford with them for both racing and production engines. . YOUR HEADS ARE REQUIRED . Like the Blue Thunder head, these are race heads, and will produce large air flow numbers with porting and high (0.700"+) lift racing cams. File reflects which was used. Although the oil pan is the same as a regular 302W, the BOSS dip stick is shorter (and chromed) so the engine takes about two extra quarts of (7 instead of 5) to show its full. Very poor fuel economy. The 351C 4V motors, and even the smaller 1969 & 1970 Boss 302, offered head flow unmatched by any (regular) production small block Ford, Chevy, or Dodge heads of the period. The BOSS 302 heads are known as "Cleveland style" heads as they are based on the head designed for the 351 Cleveland engine. b. What cam specs and static CR? Crane F-278-2 With the Windsor boys finally taking point, where does that leave Boss and Cleveland fans? Isky 381360 I love the exhaust note of all three BOSSes. Production casting part numbers: The 1968 Trans Am season was a disaster. All numbers from a super-flow 600 @28 in on a 3.630 stock bore. It had to sneak the GTO in under the radar of upper management. Crane 278371 . I have certificate for it. This page last updated: February 3, 2022. Additional upgrades included replacing the stock Boss 302 pan and windage tray with a much-improved version from Moroso. Most flow numbers for BMF heads come from their Web Site updated Aug. '09. We got more than 450 HP on Fords dyno when we blew right rear tire and it took out Ford training board. Performance C.A.P.A. It is a closed-chamber Cleveland head casting with cooling passages for the Boss 302 block and induction. Any advice would be greatly appreciated. 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 302's fuelie heads. Stock Heads. This same . ENGLE 2122 Specifics. This is a D0ZE-6090-A Boss 302 head casting with 2.19/1.72-inch valves. why is tobey maguire not in boss baby 2; kansas city funeral home obituaries; vietnam fatigues sale; baekeland family net worth 2020; boss 302 aluminum heads. The CHI heads feature a complete Ferrea valvetrain, including Competition Plus, swirl-polished, stainless steel valves (2.19/1.74), double valvesprings designed for the over 0.700-inch-lift solid roller cam(s) we were going to use, and titanium retainers. These heads offered a number of desirable features, including a tall intake port roof design, which provided a generous short-turn radius to maximize flow with a given cross section and port volume. What the Boss 302 and Cleveland heads did share was tremendous airflow potential thanks to cavernous port volumes. That tradition dates back to the companys founding in 1903. Not bad considering we were dealing with a static compression ratio near 10.5:1. c. Intake centerlines were assumed for cases where actual values were not available. Ford engineers took the new 351 cylinder head and modified it to work with the Tunnel Port block. The 4V heads could out-flow Chevrolet Double Hump heads and Chrysler's high-performance 340 heads. Head Flow data for stock Boss 302 head as listed on Boss 302 Forum at 28" H2O (water) depression CNC Livernois Motorsports Stage III Alum, 4.6L 2V P.I. Ive had the same 1970 BOSS 302 for over 50 years. Comp 294S While the CHI heads offered CNC combustion chambers and an impressive 320 cfm right out of the box, they were given the once over by the gang at Dr. Js. The as-cast port dimensions (170cc intake and 66cc exhaust) compared very favorably to the stock E7TE 5.0L head castings.
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