The 2010 Lincoln MKX has double overhead cam (DOHC).
The 2014 Lincoln MKX has double overhead cam (DOHC).
The 2012 Lincoln MKX has double overhead cam (DOHC).
The 2007 Lincoln MKX has double overhead cam (DOHC).
The 2011 Lincoln MKX has double overhead cam (DOHC).
The 2008 Lincoln MKX has double overhead cam (DOHC).
The 2013 Lincoln MKX has double overhead cam (DOHC).
The 2009 Lincoln MKS has double overhead cam (DOHC).
The 2009 Lincoln Navigator has single overhead cam (SOHC).
The 2010 Lincoln MKT has double overhead cam (DOHC).
In a 1995 Lincoln Mark VIII : That is the 4.6 liter / 281 cubic inch Dual Over Head Cam , V8 engine * the 8th " character " of the VIN is a " V " ( from the factory )
The 2013 Lincoln MKZ has double overhead cam (DOHC).