Ford took on the world with the GT40 supercar. Look at Tremec Trans Gear Calculator comparison to BC stage 3 gear set.Boss heads a. This is because of the compression ratio. To put this flow into perspective, a 1987-95 5.0L Ford (E7TE) head flowed 155-160 cfm, and a Chevy Fuelie head might flow 210 cfm. BOSS Cars Nationals 2005 - BOSS Cars Reunited. The BOSS 302 Registry is not affiliated with the Ford Motor Company. . But if you want more performance (it is a race engine, right?) hard to start when cold because the carb is actually flooded, 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. Comp C30Z For those of you who don't know, flow testing the Boss Hemi heads is a big job, because of the fixturing you have to go through. 3) All output was obtained using DynoSim Advanced Engine Simulation program version 4.1. The water pump uses a better impeller which uses 17 less horse power than the regular water pumps. 1) All data is for reference only. VJ Bowl Cutter I-33 E-33 Back Cut Weingartner Racing Brez, Chevy 14011076 Ported BH Performance Alum, Chevy Bowtie Weingartner Racing Ported Brez, GM / DRCE 1 PS 2004 - Darin Morgan SF600 Alum, GM / Pro Mod 5.2 BS - Darin Morgan SF600 Alum, AFR 265 Oval CNC Chamber Partially Ported SF600 Alum, AFR 265 CNC Chamber Wolfplace FlowData Alum, AFR 305 CNC Chambers Partially Ported SF600 Alum, AFR 305 VJ Bowl Work Foxwell Motorsports Alum, AFR 335 Ported Foxwell Motorsports I-45 E-45 Alum, AFR 385 3v Performance Bad Port Out of Box Alum, AFR 385 Out of Box Weingartner Racing Alum, BMF 310 Out of Box Weingartner Racing Alum, BMF 310 Out of Box Weingartner Racing Brez Alum, BMF - Texas Pro Stock Ported Slick Rick Racing Heads Alum, Brodix RR BB-O CNC Chamber Wolfplace FlowData Alum, Brodix RR BB-R CNC Chamber Hekimian Racing Alum, Brodix RR BB-R Ported Mike Stark I-45 E-45 Saenz 680 Alum, Brodix BB-1 26 Deg 305 CNC M2 Race Systems Alum, Brodix BB-1 26 Deg 308 CNC M2 Race Systems Alum, Brodix BB-2X 26 Deg 3V Performance Ported Alum, Brodix BB-2Xtra 26 Deg CNC M2 Race Systems Alum, Brodix BB-3Xtra O 24 Deg 335 CNC I-45 E-45 Alum, Brodix BB-3Xtra O 24 Deg 380 CNC I-45 E-45 Alum, Brodix BB-3Xtra O 24 Deg 332 CNC I-50 E-50 Alum, Brodix BB-3Xtra O 24 Deg 351 CNC D & F Alum, Brodix BB-3Xtra O 24 Deg 351 CNC I-50 E-50 Alum, Brodix BB-3Xtra O 24 Deg 365 CNC I-50 E-50 Alum, Brodix BB-3Xtra O 24 Deg 3v Performance Bad Port Alum, Brodix BB-377 HH 24 Deg Oval CNC I-52 E-55 Alum, Brodix BP HH BB 383 24 Deg Oval CNC I-52 E-55 Alum, Brodix BP HH BB 383 MC 24 Deg Oval CNC I-55 E-55 25/50 Alum, Brodix BP HH BB 395 MC 24 Deg Oval CNC I-55 E-55 25/50 Alum, Brodix HH 383 Oot of Box Weingartner Racing Alum, Brodix BB-4 24 Deg Raised Port MBE SF600 Alum, Brodix BB-4Xtra 24 Deg M2 Race Systems CNC Alum, Brodix Big Duke - PB 1800 18 Deg Ported Alum, Brodix Big Duke - PB 1801 18 Deg Ported Alum, Brodix Big Duke - PB 1802 18 Deg CNC Chamber Alum, Brodix Big Duke - PB 1803 18 Deg CNC Chamber Alum, Brodix Big Duke - BP PB 1803 18 Deg CNC Alum, Brodix Big Duke - KC PB 1803 18 Deg CNC M2 Race Systems Alum, Brodix Big Duke 12 Deg CNC Slick Rick Racing Heads Alum, Brodix - KC PB 5000 5.0 Inch BS 15 Deg CNC Alum, Brodix / Sonny's PB 2005 14.5 Deg I-55 E-55 Alum, Brodix / Sonny's PB 2005 14.5 Deg Minor Port I-55 E-55 Alum, Brodix / Sonny's STS PB 2005 14.5 Deg E-Tulip I-55 E-55 Alum, Brodix - Texas Pro Stock Type Ported Slick Rick Racing Heads I-50 E-55 Alum, Brodix SR20 Conventional Darin Morgan Alum, Canfield 310 VJ Bowl work Chad Speier Alum, Canfield 310 Ported CFM Technologies Alum, Canfield 310 Ported Foxwell Motorsports Alum, Canfield Ported Foxwell Motorsports I-45 Alum, Canfield Ported Champion Racing Heads SF600 Alum, Canfield 310 Weingartner Racing I-BC E-Tuliped Alum, Canfield 310 2012 Foxwell Motorsports Alum, Canfield 310 2012 Foxwell Motorsports CNC bowl blend Alum, Canfield 360 Ported Foxwell Motorsports Alum, DART N.E. 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 . His main differences from stock are the carburetor size and compression ratio as noted below. That tradition dates back to the companys founding in 1903. Lunati 306A5LUN Most flow numbers for BMF heads come from their Web Site updated Aug. '09. There is no flat spot and these engines will pull from 2000 against any rival including a Windsor. Ported PowerHeads SF600 Alum, 4.6L 2V P.I. Two heads can have different cc's in port volume and still have the same average CSA because of their different port centerline lengths. Although dual-point distributors reduce point bounce, they dont eliminate it. The Boss 302 crankshaft can be identified by the casting number of D0ZE-A/7FE-8. The Z mandates a competition valve job and bowl work. 9,000 RPMs will crack the cast iron spring seats and flatten out the stamped steel spring seats. I might like to put it back together this summer with your fluid damper a 600 holley carb and maybe your electronic distributor . Use information at your own discretion and risk. At the end of the season it was running 12:00 sec. Even the stock cam should peek higher than 5500 rpm. The as-cast, production Boss/351C 4V . What I have found out so far, the engine runs. 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. Accelerated Motion 23350 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. 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 . Ported Chapman Alum, Edelbrock 61139 Victor 15 Deg. Not bad considering we were dealing with a static compression ratio near 10.5:1. Mine also has a 1965 Daytona pinion support with the large bearings, but Im not sure if all BOSSes came with that pinion support. Most curves used Advertised Duration. 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. Wait 1.6 rockers? Every time I put a bigger carb on it, it ran faster. Not too much carb for this engine. how to print presenter notes in canva boss 302 aluminum heads. Some of us may be too young to actually have driven an original Boss 302 back when they were introduced in 1969, but all Ford guys should know the history of such an impressive performer. Schneider 1302. CNC Rons Porting Service Alum, Edelbrock 18 Deg. The brute 427 FE Series big block that won Le Mans also reigned supreme in limited production 1964 Thunderbolt Fairlanes in NHRA competition. Oval Full Port Back Cut SF600, DART 308 Iron Eagle FlowMotion Performance SF-600 Ported Jim V - Marine, DART 345 Eagle Basic Ported David Vizard Iron, DART 360 16500000 Ported Kendrick Auto Alum, DART 360 Out of Box Weingartner Racing Alum, DART 360 Out of Box Weingartner Racing Brez Alum, DART 370 CNC Oval Full Port Back Cut SF600, DART Conventional 22.25 Deg - Texas Pro Stock CNC Darin Morgan SF600 Alum, DART 360 Rolled 22 Deg - 2009 Texas Pro Stock CNC Darin Morgan SF600 Alum, DART 360 Rolled 22 Deg - 2010 Texas Pro Stock CNC Darin Morgan SF600 Alum, DART PRO 20 Out of Box Weingartner Racing Alum, DART SR2 - Texas Pro Stock Ported Slick Rick Racing Heads Alum, DART Big M Super Mod. The heads were secured to the Boss 302 block with ARP 1/2-inch studs, which we procured from Summit Racing. So your wrong. e. Dual Plane Manifold, High Flow configuration Manganese Bronze valve guides are used . 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. This high performance aluminum cylinder head is a direct bolt on for Ford 289/302/351W engines and retains OEM exhaust, intake, and accessory mounting locations. The camshaft requires careful consideration and selection when building or rebuilding our favorite engine, the BOSS 302. If you want to improve your road course lap times, switch to bias belted tires OR tune your suspension for the radial tires. Obviously, the Boss 302 was purposely underrated by Ford, but just how much better could we make it? File reflects which was used. in 1969 with Doug Durham and me ,TED FORDMAN EHRHARDT who took a new Boss 302 short block apart and checked all specs. Having easily surpassed the 372 hp put down by the stock Boss 302 and officially reached our goal of topping the 500hp mark, you'd think we'd call it a day and head down to the local tavern. We discovered this was a 1969-70 BOSS 302 head modified for use on a 351C. CNC Livernois Motorsports Stage II Alum, 4.6L 2V P.I. Enzo Ferrari, and others, were handed their backsides. Learn how your comment data is processed. Enter Fords development of an all-new 351ci engine with poly-angle valve heads and tight-fisted wedge heads destined for a 1970 introduction. Most flow numbers for BRODIX heads come from their '98/'04/'06/'08 Catalogs. 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. Very poor fuel economy. The intake is off a 1965 Shellby. Ford Stock BOSS 302 Performance C.A.P.A. In stock trim, the original Boss 302 produced peak numbers of 373 hp and 325 lb-ft, pretty impressive numbers considering the stock Boss 302 was rated at only 290 hp and a like amount of torque. The Boss 302 version of the cylinder heads used small 58cc cambers and large 2.23" intake valves. Disconnect (but dont throw away) the electronic RPM limiter because it stretches the dwell above 6,250 RPMs. Standard valve angle and spacing is retained for bolt on compatibility. Since the CHI heads were sized between the original 2V and 4V heads, CHI naturally designated them the 3V. -- The flow numbers for the 2 ports are averaged and this number is used in the calculations. All Cleveland heads can be used on 351C, 351M, and 400 blocks Edelbrock, CHI, and AFD all produce aluminum alloy Cleveland heads Factory quench chambered 351C 4V Cleveland heads are identical to Boss 302 Heads other than water jacket locations For complete historical data on the Cleveland see The Ford 335-Series Engine at Wikipedia. With the Windsor boys finally taking point, where does that leave Boss and Cleveland fans? 4.6L Ported BH Performance Alum, 4.6L 2V P.I. Like the heads, the intake was turned over to the flow experts at Dr. Js to ensure that the manifold could keep pace with our ported 3V heads. The alternator pulley is twice the size (like a 289 HiPo) to reduce its RPMs when the engine is spinning at 7,000 RPMs. The first time out it ran 12.28s at 98 mph. The 4V heads flow amazing numbers, and will give the aftermarket heads a run for their money. The TFS heads generated peak flow numbers of 250 cfm (intake) and 193 cfm (exhaust). The heads carried on in their smaller 2V configuration in the 351 and 400M motors, but these were basically torque-oriented smog mills designed for heavy hauling, rather than outright performance. And I love the manual choke. Stock Valve Sizing c. Small tube headers with mufflers d. a 750 cfm carb. Might be worth looking into? and start going modified you probably cannot just pick a camshaft by some camshaft specification numbers and assume the engine/car will perform exactly like those numbers may suggest. No stick hole up top. To better the already stout stock 4V Cleveland head, CHI not only improved the airflow, but also reduced what many consider to be an excessive (245cc) port volume. Any advice would be greatly appreciated. 2) Camshaft data are believed to be accurate, but check with camshaft manufacturer for actual up to date data. Valve spring seats were hardened cast iron for 69 and stamped steel for 70, but they wont hold up over 7,000 RPMs. We will admit to you our results on the dyno were disappointing304 horsepower and 288 lb.-ft. of torque. 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 . What made the 302 block different than the 289 was longer cylinder skirts.015-inch longer to accommodate the 302's longer 3.000- inch stroke. 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. Something is very wrong with this, a blueprinted stocker should be in the 375-400 HP range. Ported Bullet Cylinder Heads Alum, Edelbrock 23 Deg. The Ford 302 H.O. Thanks to all who helped us get here. Link below why lighten flywheel causes misfire:https://youtu.be/DtoVd5RNUWgTremec Trans T56XL Gear Calculator:https://www.tremec.com/calculadora.phpBoss Cylinder Heads Livernois:https://www.livernoismotorsports.com/product/LPP760111/powerstorm-ford-5-0l-2011-14-boss-series-cylinder-headsBoss Ported Intake Video:https://youtu.be/MGEm4RBGI0Q They must use the same mufflers. Comp 282S We got our answer. 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. Wondered why it did not come up to the full line at 5 quarts. A piston-to-valve clearance issue required we run the cam a minimum of 3 degrees retarded, but this didn't seem to hurt power production in our tested rev range. (BOSS) Index your plugs on these engines. Your email address will not be published. Ported Chapman Alum, Edelbrock 15 Deg. Ported Steen Racing Stage 2 Alum, '99 & up P.I. Henry Ford II wasnt going to have it any other way. But that is another dyno story for another day. 1969 Intake - 2.23 inches Exhaust - 1.72 inches. Basically the heads are similar to IMM EQs. The radiator, brakes, U-joints, bearings, are the same ones used in the 428 CJ cars. 1970 Use a modern racing piston instead. He ran simulations based on his needs/desires to help choose his camshaft. "Aftermarket" Cylinder Heads. Since we needed to rev the engine to at least 7,000 rpm to reach the 500hp mark, we needed a sturdy foundation, which came from Demon Engines. The manual choke because I often forget it. We tried this formula to see what our basically stock BOSS 302 would do. What the Boss 302 and Cleveland heads did share was tremendous airflow potential thanks to cavernous port volumes. When you change the plugs, go ahead and adjust the valve lash because it will be a little bit loose. CNC Ported 77609 Alum, Naiser Racing Components - Slick Rick Racing Heads 5.3 BS Billet Pro Mod Alum, Naiser Racing Components - Slick Rick Racing Heads SR1 5.3 BS Billet Pro Mod Alum, Patriot Freedom 360 Meaux Racing Cyl 3 SF600 Alum, Pro Comp 320 Out of Box Meaux Racing SF600 Alum, Pro Comp 320 VJ Bowl / Chamber Work Meaux Racing SF600 Alum, Pro Comp VJ SSR Polished them out Chad Speier SF600 Alum, Pro-Filer 290 Out of Box CNC Chambers Weingartner Racing Alum, Pro-Filer 290 Oval VJ Bowl Blend Dr Js Performance Alum, Pro-Filer 290 Ported Foxwell Motorsports I-45 Alum, Pro-Filer 290 Oval Ported Chad Speier Alum, Pro-Filer NEW 2010 SniperX Conventional Port CNC Darin Morgan SF600 Alum, Pro-Filer SniperX Conventional Port Darin Morgan SF600 Alum, Pro-Filer Spread Port Darin Morgan SF600 Alum, Pro Topline 260 Oval Ported Gamrace Stage 1, Pro Topline 300 Ported ET Performance Alum, Pro Topline 325 Ported ET Performance Alum, Pro Topline 355 Ported ET Performance Alum, Pro Topline 400 Ported ET Performance Alum, Reher Morrison Brodix BB-2Plus 26 Deg Alum, Reher Morrison Brodix BB-2Xtra 26 Deg Alum, Reher Morrison Raptor - Darin Morgan SF600 Alum, Reher Morrison Raptor II - Darin Morgan SF600 I-50 E-50 Alum, Reher Morrison 5.3 BS Pro Mod Darin Morgan SF600 Alum, RHS 320 Out of Box Weingartner Racing Brez Iron, RHS 320 Ported Bowl Weingartner Racing Brez Iron, RHS 320 VJ Bowl Blend Foxwell Motorsports Iron, RHS Chad Speier V3.93 I-50 E-50 Iron / Alum, Sonny's / Brodix PB 2005 14.5 Deg Lt Ported Alum, Sonny's Brodix 14.5 Deg Pontiac CNC SF600 Alum, Sonny's Brodix 14.5 Deg Pontiac Marine Alum, Sonny's Symmetrical 5.0 Inch BS SF1020 Alum, Sonny's Symmetrical 5.3 Inch BS SF1020 Alum, Sonny's Symmetrical 5.3 Inch BS 16 x 5 Deg Alum, Sonny's Symmetrical 16 x 5 Deg 5.0 Inch BS Billet Alum, Sonny's Symmetrical 16 x 5 Deg 5.0 Inch BS Alum, Trick Flow Oval CNC Inlet & Bowl Blend Alum, Trick Flow CNC 320 Weingartner Racing Alum, World Merlin Ported Bullet Cylinder Heads, Hi-Po 3814690 / L80 Ported Superior Automotive, Edelbrock Performer RPM 60809 SF1020 Alum, Edelbrock Ported Calvin Hill Saenz J-600 Alum, Chrysler 3.5l v6 Ported Stage 1 Frank Racing, Jeep 4.0 NH2-J07-7120-D-93 Reconditioned Head Out of Box Bill Jones Iron, Jeep 4.0 NH2-J07-7120-D-93 Reconditioned Head Ported Bill Jones Iron, Jeep HO Ported Clearwater Cyl. The port diameter for all three heads was 1.63/2.38 on the intake, and 1.46/2.00 on the exhaust. The Boss was topped off with an original aluminum dual-plane intake, 750 Holley carb (they came with 780s originally) and a set of 1 3/4-inch Hooker headers. The darned thing was rabid dog fast. Gross lift was obtained by multiplying lobe . Compression ratio change to 10.5:1 yields same shape curves with slightly higher gross numbers for torque and hp. The original Holley 780 CFM carbs are OK, but the Autolite 4100 is superior because it atomizes the fuel better and it doesnt leak externally like the Holley does. Performance Alum, 4.6L 2V P.I. The result was a powerful 290-horse factory screamer with peak street power coming in around 6,000 rpm. Production casting part numbers: 1969 - C9ZE-6090-A or C 1970 - D0ZE-6090-A or B. 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. Neither head had good velocity. Let's not forget the 1969 and 1970 Boss 302 Mustangs, which combined the 4V Cleveland cylinder head with a 302 cubic . Once we had emptied our bag of tricks, we were eventually rewarded with peak power numbers of 520 hp at 7,200 rpm and 399 lb-ft at 5,700 rpm. Valves 1.67, 1.45 / 54.5cc. 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. With borrowed geometry from the upcoming 351 Cleveland, the Boss 302 heads featured a canted valve design, which allowed for huge valves and ports. Application. Lazer 2860639 I really liked my 69 428 CJ. c. Intake centerlines were assumed for cases where actual values were not available. Ive had the same 1970 BOSS 302 for over 50 years. Crane F-280-0 This video well talk about why we decided not to go with a Tremec T56XL. The BOSS 302 suspension was designed for bias belted tires, not radial belted tires. Not the 2012-13 Coyote DOHC BOSS, but instead the genuine pushrod original from an era when Ford did the unthinkable repeatedlyand won! Properly attired, the 351 and 400M engines can be made to produce serious power, but Ford decided that the inline-valve Windsor family would carry the performance torch for Ford right through to the introduction of the now-famous 5.0L Mustang. ENGLE 2123 The heads were now capable of supporting more than 700 hp-more than enough for our 500hp 302. A standard Cleveland head's flow numbers of 278 cfm on the intake and 178 cfm . I just received delivery of my first Boss 302 today. The Boss 302 head can easily be compared to the Boss 351 head with pushrod guide plates and screw-in rocker arm studs. Wanted one all my life. This page last updated: February 3, 2022. Boss 302 is a Windsor engine; uses Windsor cam lobe profile & 1.6 Windsor rockers. Fords incredible 1969-70 Trans Am BOSS 302. Parts made from tooling for the cancelled 1971 BOSS 302 were used for service. The heads are Cleveland heads. stalling when you come to a stop, Gross lift was obtained by multiplying lobe lift by 1.73. Red Ported C.A.P.A. This provided more room for larger valves instead of the standard side-by-side arrangement. This 1970 Ford Mustang Boss 302 is powered by a numbers-matching 302ci V8. Many assumptions are made by the program designers for all input parameters so the actual HP and Torque values may differ from those achieved in reality. Great article is there a video available ? b. 4) The values for HP and Torque vs. RPM are for reference only. Weaknesses Melling It appears it was designed to flow well at .500". How are heads that have a good and a bad port handled? This same . ENGLE 2126 Designed primarily for use in the SCCA Trans Am series, the Boss 302 was a result of crossbreeding the 302 Windsor short-block with the then-new 351 Cleveland heads. Pontiac was the outlaw division. 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. 1970 Intake - 2.19 inches Exhaust - 1.72 inches. This page last updated: February 3, 2022. 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. I tried them on a 331 and the power was still down 60 from an Edelbrock Victor jr. Just tooo many compromises to be a great cylinder head. Your email address will not be published. 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. The Boss 302 engine was only available in 1969 and 1970 . Power Numbers-Boss 302 Vs Modified Vs Cam Research. Building LS garbage? There are plenty of them lying around used and new-old-stock. But there is absolutely something else wrong. Intake valve part number M-6507-Z2 Intake Valve Head Diameter 2.050" Intake valve length 5.080" Intake valve material Stainless steel . This video we'll talk about why we decided not to go with a Tremec T56XL. The total advance should be 36 degrees by 2,500 RPMs. After driving a Fox body with the T-5 tranny, the BOSSs T&C Top Loader 4-spd seems like the shifter linkage has fallen off because it is so easy and smooth to shift. I jetted the Holley two sizes up in the primaries and 1 size up in the secondaries. ffxi alter ego valaineral, how tall was king david when he fought goliath,

Famu Football Coach Salary, Articles B