BOSS 302R CNC LH CYLINDER HEAD ASSEMBLY
Fits 2011-2012 Mustang GT, Boss 302, Boss 302S and Boss 302R
Production cylinder head used on the BOSS 302 and 302R race car
Fully CNC'd ports and chambers
Loaded head assembly minus camshafts, rocker arms and lash adjusters
37mm hollow stem intake valve
31.8mm sodium filled exhaust valve (31mm on base 5.0L)
Incresed rate valve springs can support 12 mm intake and 13 mm exhaust max lift (base head is 12mm/12mm)
Intake side flows approximately 4% more than base 5.0L head
193cc intake port volume
Chamber volume nominally 55.6cm
Use head changing kit M-6067-M50BR.
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