The 2011 Porsche Cayman has double overhead cam (DOHC).
The 2012 Porsche Cayman has double overhead cam (DOHC).
The 2008 Porsche Cayman has double overhead cam (DOHC).
The 2009 Porsche Cayman has double overhead cam (DOHC).
The 2014 Porsche Cayman has double overhead cam (DOHC).
The 2010 Porsche Cayman has double overhead cam (DOHC).
The 2007 Porsche Cayman has double overhead cam (DOHC).
The 2011 Porsche Panamera has double overhead cam (DOHC).
The 2011 Porsche Boxster has double overhead cam (DOHC).
The 2011 Porsche Cayenne has double overhead cam (DOHC).
The 2011 Porsche 911 has double overhead cam (DOHC).
The 2014 Porsche Panamera has double overhead cam (DOHC).
The 2006 Porsche Cayenne has double overhead cam (DOHC).