Ford Racing Boss 302R 5.0L 4V Cylinder Head to fit Passenger Side for 2011-2012 Mustang GT and 2012 Boss 302/S/R Mustangs.Ford Racing's production cylinder head assembly used on the Boss 302 and the Boss 302R race car comes loaded, minus only camshafts, rocker arms and lash adjusters.
Increased rate valve springs can support 12mm intake and 13mm exhaust max lift (base head is 12mm intake and 12mm exhaust).
Cylinder Head Features:
- Fully CNC'd ports and chambers
- 37mm hollow stem intake valve
- 31.8mm sodium filled exhaust valve (31mm on base 5.0L)
- Flows approximately 4% more than base 5.0L head in intake side
- 193cc intake port volume
- Chamber volume nominally 55.6cm
- Fits 2011-2012 Mustang GT, Boss 302, Boss 302S and Boss 302R
*Use head changing kit M6067M50BR.
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