The 2009 Ford Flex has double overhead cam (DOHC).
The 2012 Ford Flex has double overhead cam (DOHC).
The 2014 Ford Flex has double overhead cam (DOHC).
The 2013 Ford Flex has double overhead cam (DOHC).
The 2011 Ford Flex has double overhead cam (DOHC).
The 2010 Ford Focus has double overhead cam (DOHC).
The 2010 Ford Edge has double overhead cam (DOHC).
The 2010 Ford Fusion has double overhead cam (DOHC).
The 2010 Ford Taurus has double overhead cam (DOHC).
The 2010 Ford Explorer has single overhead cam (SOHC).
The 2010 Ford Expedition has single overhead cam (SOHC).
The 2010 Ford Mustang has single overhead cam (SOHC).