New OEM Ford COMPLETE Cylinder Head new in tke box with OEM camshaft and valves/springs etc - already assembled ready to install - not aftermarket or reman junk!

This has the 12mm spark plug diameter - it fits 16mm if you include the plugs (16 mm was used 2005-2007 models)

Left side head only - driver side USA

Fits 4.6 or 5.4 3-valve per cylinder motors only - left side

Fits:
2008 F150, Mark LT, Expedition, Navigator 5.4
​​​​​​​2008 Explorer, Mountaineer 4.6
2008-2010 Super Duty F250, F350 5.4
2008-2010 Mustang 4.6