Ford Racing Passenger Side CNC Highflow Cylinder Head for 2005-2010 3V Mustangs.Fully assembled with bronze guides, light-weight steel retainers and upgraded valve springs. 5-axis CNC ported to increase flow and performance. Includes Ford 4.6L 3-Valve Cam Phaser Limiter Kit. Requires 2008-2010 12mm spark plugs.
Heads will fit early cars originally equipped with "High Thread" design spark plugs. Requires spark plug and ignition coil update.
-Combustion chamber: 48cc (Stock 51 cc)
-Intake runner volume: 214cc (Stock 174cc)
-Exhaust runner volume: 73cc (Stock 62cc)
-Increased size 35mm intake valves (Stock 34mm)
-Increased size inconel 38.5mm exhaust valves (Stock 37.5mm)
-Intake flow rate at .600 lift: 291 CFM
-Exhaust flow rate at .600 lift: 191 CFM (no pipe)
*Does NOT include camshaft, followers and hydraulic lash adjusters.
*Engines with late style 12mm spark plugs can be identified by coil engineering number 8L3E. Engines with early style 16mm "High Thread" design spark plugs can be identified by coil engineering 3L3E part number.
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