This was … Dodge Hellcat Charger / Challenger 2015-2019, Ford Performance Boss 302R CNC High-Flow 5.0L Cylinder Head (RH), Ford Performance Boss 302R CNC High-Flow 5.0L Cylinder Head (LH), Ford Performance Boss 302R Head Changing Kit, Ford Performance 2011-2014 Mustang 5.0L Production Cylinder Head (LH), Ford Performance 2011-2014 Mustang 5.0L Production Cylinder Head (RH), Ford Performance M-6067-M50BR11 Boss 302R head Changing Kit - 11mm Head Bolts, Ford Performance M-6049-M52A 5.2L "GEN 2" RH Cylinder Head, Ford Performance M-6050-M52A 5.2L "GEN 2" LH Cylinder Head. Evil86lx. Did BM raise (fill) the bottom of the intake ports in the Boss 302 cylinder heads and intake manifold or keep the regular tall height of the ports? Not only do they offer superior flow over a stock Cleveland or 351/400-M head, but they also offer the flexibility to work on the standard 302 or 351 Windsor block to build your own version of a Boss 302, or the infamous ""Clevor"" engine! To pull this off, we needed a durable mule, so we chose Ford Racing's Boss 302 345hp crate engine that comes with a set of aluminum heads and … Reply. Casting numbers accurately identify head castings. Shelby Ford Mustang 289 302 351 390 406 427 428 429, K code hipo, cobra jet, Boss, Intake manifold, Exhaust manifolds valve covers gaskets, classic race vintage images pictures. A core is an old engine. Ford Performance Engineers have designed the replacement for the legendary BOSS 302 and 351 blocks using the latest technology and manufacturing techniques from both the production and racing worlds. 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. The contact information at RoushYates is: Roush Yates c/o Todd English tenglish@roushyates.com Direct Line: 704-360-1336 Fits 302 and 351 Ford Performance blocks Used for Drag, Sprint Car, and Circle Track Racing They'll fit the 2011-14 Mustang GT, 2012-13 Boss 302, Boss 302S, and Boss 302R. The increased-rate valve springs can support 12mm intake and 13mm exhaust max lift (base head is 12mm intake and 12mm exhaust). {"modules":["unloadOptimization","bandwidthDetection"],"unloadOptimization":{"browsers":{"Firefox":true,"Chrome":true}},"bandwidthDetection":{"url":"https://ir.ebaystatic.com/cr/v/c1/thirtysevens.jpg","maxViews":4,"imgSize":37,"expiry":300000,"timeout":250}}, ✔ In Stock Ready to Ship ✔ Best Deals ✔ Fast Shipping, 100% Return GUARANTEE -FAST Shipping - LARGE Selection. It is a closed-chamber Cleveland head casting with cooling passages for the Boss 302 block and induction. Cylinder Head Bolt Kit, Hex Head, Chromoly Steel, Black Oxide Finish, Ford 289/302, Each. The canted valve arrangement permitted the use of 2.23/1.71-inch intake/exhaust valves, which were considerably larger than other Ford small-block head designs. Smaller port actually has same flow, but … You must have JavaScript enabled in your browser to utilize the functionality of this website. The only aluminum head compatible with a Boss 302 piston (domed that is) is a Scott Cook Manufacturing head from Australia. You must contract him to get the "OEM" style chamber. Many have used the intake with 4V head … Part Number: FLK-203-505FT Not Yet Reviewed Must be a 302; Yes, you may keep your core! Identifying Ford 302 cylinder heads is a matter of locating and decoding the casting number stamped directly on the head. 427 Tunel Port, 427 Cammer SOHC, Mustang Boss 429 BOSS 351 and BOSS 302 parts ID decode and date code decoding. 1 - 1 of 1 Posts. See each listing for international shipping options and costs. Ford and Mustang bellhousings flywheels. Through many generations and different names, from the 302 Windsor to the 302 “Boss” engine, this 302 line of high-performance powerhouse from Ford Motor was a quantum leap in muscle car engine technology at the time. Continue with Facebook. Ford Performance Parts Boss 302R bare cylinder heads are the same brand new, OEM production cylinder head castings used on the Boss 302 and 302R race cars. Most customers do and just pay the core fee upfront. 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. The water passages of the Boss 302 heads were slightly altered from the Cleveland design for proper alignment with those on the 302 short-block; the combination yielded 10.5:1 compression. , you may keep your core and 12mm exhaust ) the street RoushYates parts and! 290 hp, the Boss 302 parts ID decode and date code decoding designed fit. 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