Ford Racing Boss 302R Head Changing Kit

 

• Fots 5.0L Boss 302R DOHC Engine
• Improved sealing for high cylinder pressures
• Kit includes multi-layer steel head gaskets and high-strength torque-to-yeild head bolts

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Fits 2013 5.0L Boss 302R Ti-VCT cylinder head and 2013-2014 base 5.0L Ti-VCT cylinder head
Improved sealing for high cylinder pressure
Kit includes multi-layer steel head gaskets and high strength torque to yield 11mm head bolts
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Semi Finished GT350 5.2L Coyote Cylinder Head Requires finish machining and assembly CNC intake port machining is deleted CNC exhaust port machining is deleted Valve guide machining is complete but the valve guides are not installed Valve seat insert machining is complete but the seats are not installed Includes spark plug tubes, dowels and other hardwareLearn More

Upgraded version of Ford Performance M-6049-M52 5.2L cylinder head
Improved high-performance 5.2L head castings provide added strength and increased size of central cooling passages, to support higher horsepower engine builds
Fully CNC ported intake ports, exhaust ports and combustion chamber
Larger port sizing than the 2015-2017 5.0L Coyote cylinder heads
38.3mm intake valve and 32.5mm exhaust valve
2015-2017 5.0L Coyote valve sizes are 37.3mm intake, 31.8mm exhaust
New valvetrain geometry allows for higher valve lift
Lightweight hollow-stem intake valves and sodium-filled exhaust valves
Loaded head assembly minus camshafts, rocker arms and lash adjusters
To use on 5.0L Coyote requires unique camshaft due to valvetrain geometry, see M-6550-M52 or M-6550-M52A
Requires 5.2L rocker arms and lash adjusters, see M-6564-M52
Requires M-6067-M52B head changing kit
Installation of 5.2L heads on 5.0L engine requires piston modification for proper piston to valve clearance
For LH cylinder head see M-6050-M52A
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