6.7l cylinder head, CNC Ported for max flow.
For engines over 1,200hp this is your best option!
-1.5″ intake and exhaust valves
-Optional Inconel exhaust valves( call for upgraded valves)
-45 degree valve angle on intake and exhaust
-Brand NEW Casting
-threaded freeze plugs under valve cover
-.0065″ seat press
Fire ringed version available