The Coyote head’s development and execution was a remarkable turn of events for Ford because it had never been done. In the meantime, search for new castings for your Coyote project. The Coyote four-valve cylinder head is one of the most advanced production Ford cylinder heads ever produced. (Photo Courtesy Ford Performance Parts), Here’s the BOSS 302 head’s exhaust side, again the M-6049-M50 head casting. Total Engine Airflow CNC machines the intake and exhaust ports along with the combustion chambers. Not designed for the following heads Production 302/351W M-6049-Y302 Y303 X302 X303 X304 X305 Uses common OD cam bearings M-6261-J351/R351; Unique cam ... BOSS 302 ENGINE BLOCK BIG BORE. This is the 2012–2013 BOSS 302 cylinder head casting, M-6050-M50 and M-6049-M50 (shown), which really is a different casting of an improved 356 aluminum alloy (versus 319 with base Coyote heads) with CNC-machined ports and chambers. Size up the job … [Click here to read more...], This is where you combine the assembled differential with the gear case and hypoid gears. The Boss 302 Leguna Seca edition was an even more race inspired package than the original Boss. TEA also stocks parts from all the leading valvetrain manufacturers and can supply countless variations of valvesprings, retainers, and valve materials. Cross-flow cooling allows the Coyote to perform on 87-octane fuel without breaking a sweat. Each of these builds shows what can be done with both the 351C and 400 … [Click here to read more...], Once you have disassembled the engine, selected the best parts, and finished the machine work, it may seem as if the toughest part of a rebuild is over, but it isn’t. You … [Click here to read more...], When Ford introduced the 4.6L single overhead cam (SOHC) “Modular” V-8 in 1991 in the Lincoln Town Car, it took Ford enthusiasts by surprise because it was unlike any other Ford V-8 ever made. This is also a CNC-machined intake port. The spark plugs are centered right in the middle of the action amid two 1.460-inch/37.0-mm intake and two 1.220-inch/31.0-mm exhaust valves. Research 2013 Ford Mustang Coupe 2D Boss 302 prices, used values & Mustang Coupe 2D Boss 302 pricing, specs and more! The Coyote’s intake ports utilize true drive-through service because they outflow even some of the most legendary race heads in history, including the Yates D3 casting for the small-block Ford. The engine is DOHCwith 32 valves with sequ… In terms of power and function, how ever, it is surely a different head. Re: 2013 Boss 302… 2013 Ford Mustang Boss 302 Road Test & Review By Lyndon Bell The granddaddy of American pony cars, and the car from which the pony car genre’s moniker was derived, Ford’s Mustang is the oldest … Ford calls the improved method “cross-flow cooling”; it eliminated the Modular’s cooling tube in the valley. It didn’t happen all at once. As engineers massaged intake ports they found that conventional port logic didn’t always net them improvement. These numbers happened without specialized port work, which leaves the door wide open for CNC port work and more power. However, if you’re bolting these heads onto a 5.0L Coyote block, be advised that you will run into valve shrouding issues, which may limit power gains. The GT350 head’s exhaust ports are CNC precision machined, which offer excellent scavenging. LEARN MORE ABOUT THIS BOOK … [Click here to read more...], The FE Ford engine was released into production in 1958. The M52 head has larger 38.3-mm intake and 32.5-mm exhaust valves. Rated at just 290 hp, the Boss 302 was sporting revolutionary new, canted-valve Cleveland heads. We have a great online selection at the lowest prices with Fast & Free shipping on many items! However, you are money and time ahead buying the Ford Performance Racing Parts CNC-ported head or sending your heads to Total Engine Airflow for CNC port work. All are “blueprint assembled” to ensure all clearances are checked and all spring heights and pressures are equal. This creates interference issues with the 2011–2012 intake manifold because of its extensive ribbing. Justin and his experienced staff bring many years of high-performance expertise to the table, along with several NMRA national championships. Bottom is the 2011–2014 gasket with a pinhole-sized galley passage (arrow). You can improve the Coyote head with precision CNC port work. They understand what lives and what doesn’t. Ford engineers worked day and night on intake and exhaust port shape with grueling dyno tests to determine how much they had gained. However, the 3.5L/3.7L four-valve combustion chamber technique was applied to the Coyote to some degree in terms of shape and valve placement. Of course, the V8-powered Boss 302 managed the same run in only 4.8 seconds, while a 2013 GT with the 3.73 ratio sprinted to 60 in 4.7 seconds. It featured a rear seat delete that included a cross brace, Recaro sport seats, Torsen … Ford was able to develop the BOSS 302 head thanks to being given a proper budget. Although you can bolt these heads onto the 5.0L block, consider building a 5.2L short-block to go with these heads due to valve shrouding issues with the 5.0L short-block. Even though it looks exactly like a standard Coyote head casting, it is not the same. Rough surfaces are gone. Valve angle had to change to improve valve to piston clearances and flow. In addition, cooling passages are improved for better heat transfer. These CNC-ported heads are actually a joint venture between JPC Racing and Rich Groh Racing (RGR) Engines. With the BOSS head you not only get improved function but also strength in a better-alloy cocktail. The revised 2015 head from the exhaust port side. When the Coyote was introduced in 2011, the media said that these heads actually outflow the Yates D3 small-block casting, which is a race head. Think of a torque converter like a water wheel in an old saw mill: the waterwheel is driven by fluid … [Click here to read more...], In this chapter I cover the common engine swaps for first-generation Mustangs that increase performance potential. Cylinder heads cannot be removed in the vehicle if you use head studs. Slawko Racing Heads says these are the same CNC-ported Coyote heads used by Justin Cyrnek in his 2013 Mustang GT racecar. Written by Jim Smart and Posted with Permission of CarTechBooks. Ford Performance is introducing the Shelby GT350 5.2L cylinder head at press time, along with the corresponding induction and cylinder block, making it possible to build a 5.2L Coyote with the cross-plane crank (more cubes for your Coyote project and the added benefit of these GT350 heads). Find the best used 2013 Ford Mustang Boss 302 near you. favorite this post Feb 16 Ford small block MT finned valve covers ... 1974 302 heads $50 (bnd > La Pine) pic … They are also blueprint, meaning all seat depths are equal from valve to valve and head to head. (Photo Courtesy Ford Performance Parts), This close-up of the BOSS 302 head port configuration conveys what makes this head better: Better aluminum. Oh sure, you can spend a lot of time hand porting this head if you have a lot of time on your hands. Variable cam timing (VCT) phaser bolts are new for 2015–2016 and must be matched to the 2015–2016 VCT solenoids. • 351C-4V closed wedge chamber (bolt-fulcrum rockers) Ford V-8s have always struggled to make power because they’ve always been limited by factory cylinder head design. Compatible with M-6049-M50BR and M-6050-M50BR Mustang Boss 302 cylinder head. Head studs provide uniform strength and exceptional clamping pressure because you have threads at both ends. $0.00 - $999.99; $1,000.00 - $1,999.99; $2,000.00 and above ; My Cart. If you’re going to run the 2015–2016 cylinder head on your 2011–2014 block, use the 2015–2016 cylinder head gasket with the larger VCT oil feed hole in front. Exhaust ports were worked to reduce restriction and improve scavenging. Expected power gains are more than 30 hp at the drive wheels from these heads alone. Get the best deals for boss 302 cylinder heads at eBay.com. It originally had a Boss 302/4spd, 318ci and ran in the low 10's. What resulted were the left-hand M-6050-M50BR (driver) and right-hand M-6049-M50BR (passenger) heads. When your Coyote heads arrive at TEA, here’s what happens: JPC (Justin’s Performance Center) Racing, located between Washington, D.C., and Baltimore, Maryland, delivers a great CNC-ported Coyote Stage 1 head for those of you looking for nice power gains from your naturally aspirated or forced-air Coyote. Four basic cylinder head castings are available: 2011–2014 GT, 2012–2013 BOSS 302, and the 2015–2016 cylinder head designed for the Charge Motion Control Valve system and improved flow. You cannot interchange 2011–2014 and 2015–2016 timing components. If you’re going to run the more aggressive 2015–2016 camshafts on 2011–2014 cylinder heads, you must use the 2015–2016 timing chains, sprockets, and cam phasers. What lives and what doesn ’ t Ford calls the improved method “ cross-flow ”... Factory casting with port work including total engine airflow CNC machines the intake manifold runner length via flapper valves the. 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