The 2013 Lincoln Navigator has 24 valves.
The 2012 Lincoln Navigator has 24 valves.
The 2007 Lincoln Navigator has 24 valves.
The 2005 Lincoln Navigator has 24 valves.
The 2004 Lincoln Navigator has 32 valves.
The 2002 Lincoln Navigator has 32 valves.
The 2014 Lincoln Navigator has 24 valves.
The 2009 Lincoln Navigator has 24 valves.
The 2010 Lincoln Navigator has 24 valves.
The 2008 Lincoln Navigator has 24 valves.
The 2003 Lincoln Navigator has 32 valves.
The 2011 Lincoln Navigator has 24 valves.