The 2009 Scion xB has 16 valves.
The 2010 Scion xB has 16 valves.
The 2004 Scion xB has 16 valves.
The 2014 Scion xB has 16 valves.
The 2006 Scion xB has 16 valves.
The 2011 Scion xB has 16 valves.
The 2012 Scion xB has 16 valves.
The 2008 Scion xB has 16 valves.
The 2005 Scion xB has 16 valves.
The 2013 Scion xB has 16 valves.
The 2009 Scion xB's engine produces 158 hp @ 6000 rpm.
The gas tank on the 2009 Scion xB holds 14.0 gal..
The 2009 Scion xB has a 5-speed manual.