The 2003 Honda Pilot has single overhead cam (SOHC).
round ones
Freon should be R134a.
134a
The 2006 Honda Pilot has single overhead cam (SOHC).
The 2012 Honda Pilot has single overhead cam (SOHC).
The 2005 Honda Pilot has single overhead cam (SOHC).
The 2008 Honda Pilot has single overhead cam (SOHC).
The 2004 Honda Pilot has single overhead cam (SOHC).
The 2007 Honda Pilot has single overhead cam (SOHC).
The 2013 Honda Pilot has single overhead cam (SOHC).
The 2009 Honda Pilot has single overhead cam (SOHC).