We started FORD Drag Club at Horn-Williams Ford in Dallas,Tx. Z2 289/302/351W ALUMINUM HEAD WITH VELOCITY VANE - Ford Motor Company Casting. 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. These free-breathing cylinder heads favored high-rpm use and provided 290 hp at 5,200 rpm and 290 lb-ft of torque at 4,300 rpm in stock form. The BOSS 302 heads used some of the biggest valves in the industry. Have a 70 351 4v stored 25 yrs 50 k miles complete minus carb dist has manifolds 1800. never lube the seal lip ? Fords classic 1969-70 BOSS 302 engine was a bold step forward after a miserable season in 1968. e. Dual Plane Manifold, High Flow configuration Also available in big bore version, part number: M-6010-B302BB. Production casting part numbers: Dealer Directory; . Set the mechanical advance for 20 degrees to come in before 2,500 RPMs. The point of these curves is to compare the effect on a baseline engine. Head Flow data for stock Boss 302 head as listed on Boss 302 Forum at 28" H2O (water) depression Even the stock cam should peek higher than 5500 rpm. Might be worth looking into? No stick hole up top. It produces . . 8.2" deck height, finished at 8.200" plus .010" to .015". stalling when you come to a stop, BOSS Cars Nationals 2005 - BOSS Cars Reunited. Said to be "overvalved" for street performance. When you change the plugs, go ahead and adjust the valve lash because it will be a little bit loose. Pontiac was the outlaw division. 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. What I have found out so far, the engine runs. What resulted were the left-hand M-6050-M50BR (driver) and right-hand M-6049-M50BR (passenger) heads. File reflects which was used. Australian car enthusiast with 30 years experience in the high performance industry. 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. 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. Thus the Boss 302 became the first Mustang to use the Cleveland heads, years before they would see regular production. Lazer 2860639 I really liked my 69 428 CJ. The flywheel was made with a high nodular iron content for running over 7,000 RPMs without grenading. These elements made the BOSS 302 a unique mill compared to what the rest of Detroit had to offer at the time. 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). I had 90 runs on an original Boss 302 in a 70 Mustang. Im looking for three Ford Cleveland 4V engines. A 347 with 351C heads and a stock Boss 302 intake or the Street or Track Boss intake will really run. Since we were looking to maximize power production and the short-block was already broken in from its original running in stock Boss 302 configuration, we took the liberty of running ultra-light synthetic oil. Exhaust flow with a 1 3/4 inch pipe and standard comp. I have the flow numbers around here somewhere. The first time out it ran 12.28s at 98 mph. CNC Livernois Motorsports Stage III Alum, 4.6L 2V P.I. With such great success under its seat belt, Ford decided to dabble with the 289 and stroked 302 to see what could be done to further its performance image. . 3) All output was obtained using DynoSim Advanced Engine Simulation program version 4.1. ERSON 210301 Ported Chapman Alum, Edelbrock 61139 Victor 15 Deg. rough idle, Great article is there a video available ? Lunati 40608 / 5.4L 2V Ported Patriot Performance Stage II SF1020 Alum, 4.6L P.I. The 4V heads could out-flow Chevrolet Double Hump heads and Chrysler's high-performance 340 heads. But if you want more performance (it is a race engine, right?) Boss 302 and 351C-4V heads have smaller wedge chambers with huge valve and port sizing, offering excellent flow at high RPM. Ford Small-Block Engine Interchange Guide: Cylinder Block The total advance should be 36 degrees by 2,500 RPMs. It was what the SCCA mandated for street homologation. 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. The engines do use the Cleveland sled style rocker arms with a 1.73:1 ratio. Enzo Ferrari, and others, were handed their backsides. ENGLE 2125 The intake is off a 1965 Shellby. 4.125" bore capacity, finished at 3.990" to 3.995" rough bore. Still have lots of racing Boss and Hipo parts. Technically, BOSS 302 is one of the trim levels of those Mustangs. 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. Above you see a casting with a D1ZE part number. ENGLE 2123 We discovered this was a 1969-70 BOSS 302 head modified for use on a 351C. No guarantee of actual performance of any engine/camshaft combination can be made. Alum, DART Late Big Chief 18 Deg Full Port 45 Deg Intake Back Cut Alum, DART Big Chief 18 Deg Ported ET Performance Alum, DART Big Chief 18 Deg Ported MBE I-55 E-55 SF1020 Alum, DART Big Chief 18 Deg Ported Chapman Alum, DART Big Chief 18 Deg CNC Slick Rick Racing Heads Alum, DART 14 Deg Olds Ported Dr Js Performance I-50 Sf600 Alum, DART Big Chief 14 Deg Oval Full Port I-55 E-55 Deg SF1020 Alum, DART Big Chief 14 Deg Oval CNC M2 Race Systems Alum, DART Big Chief 14 Deg Ported ET Performance Alum, DART Big Chief 14 Deg Ported MBE I-55 E-55 SF600 Alum, DART 11 Deg Big Chief II Oval Full Port 55 Deg SF1020 Alum, DART 11 Deg Big Chief II Ported MBE I-55 E-55 SF600 Alum, Edelbrock Victor Jr CNC Oval 60409, 60419 SF1020 Alum, Edelbrock Victor Jr CNC Rect 60409, 60419,60429, 60439 SF1020 Alum, Edelbrock/ Chapman 60429, 60439 Oval Ported Alum, Edelbrock 60459, 60479, 60499, 61459 Performer RPM 454-O Alum, Edelbrock 60459 Performer RPM 454-O Wolfplace FlowData Alum, Edelbrock Performer 454-O 60479 SF1020 Alum, Edelbrock Performer 454-O 60499 SF1020 Alum, Edelbrock Performer RPM Xtreme 454-O 51459 SF1020 Alum, Edelbrock Performer RPM 454-R 60559 SF1020 Alum, Edelbrock Performer RPM Xtreme 454-R 51539, %1559 SF1020 Alum, Edelbrock Performer RPM 6046 AirWolf 305 Oval Dr Js Performance Alum, Edelbrock 60559, 61559 Performer RPM 454-R Alum, Edelbrock E-CNC Oval 24 Deg Large Bore SF1020 Alum, Edelbrock 77459 Victor Jr. 24 Deg SF1020 Alum, Edelbrock Victor 24 Deg 77409, 77429 SF1020 Alum, Edelbrock/ Musi Victor 24 Deg 61409 SF1020 Alum, Edelbrock/ Musi Victor 24 Deg Out of Box NPS Alum, Edelbrock/ Musi Victor 24 Deg SF1060 Alum, Edelbrock/ Musi Victor 24 Deg Ported Dr Js Performance I-50 Alum, Edelbrock Victor 24 Deg Ported RFD 370 Alum, Edelbrock Victor 24 Deg Ported RFD 383 Alum, Edelbrock Victor 24 Deg Ported RFD 383 Updated 12-04-08 Alum, Edelbrock Ported RFD Flowed Wolfplace FlowData Alum, Edelbrock/ Chapman 77659 Rect. Ford went to Le Mans and beat Ferrari not once, but four times, settling an age-old dispute over who had had the fastest cars in the world. They must use the same mufflers. Companies like Edelbrock, AFD, Pro Comp, Trick Flow, and Cylinder Head Innovations (CHI) have all tooled up to produce aluminum heads for Cleveland applications. The cast iron exhaust manifolds are OK for 6,000 RPMs, so switch to Hooker Headers if you want to go faster. Cleveland Flow Testing - FordMuscle At the end of the season it was running 12:00 sec. SBF Head Numbers. 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. Intake - 2.19 inches Livernois uses stock Boss exhaust valves for their head example. Until the aftermarket jumped on the 5.0L bandwagon, Ford enthusiasts were forced to make due with ported factory heads. . C3AE-F. 63-64 289. All Rights Reserved. Im trying to leave this pretty much as is, until I get a few good drives in. The valves are long stem LS Chevy 2.02/1.60 that they had on the shelf. This is said to be the real key to the success of the CHI castings. I was building that garbage in 2nd grade. Thats OK because there is a windage tray which prevents the crank shaft from frothing up the oil. The block is a 1980 302 Winsor. ERSON 210021 Mine also has a 1965 Daytona pinion support with the large bearings, but Im not sure if all BOSSes came with that pinion support. f. 10:1 Compression Ratio. 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.
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