According to the 2007 Ford Fusion Owner Guide :
For the 2.3 litre four cylinder engine and the 3.0 litre V6 engine :
( " regular " unleaded gasoline , 87 octane )
The 2007 Ford Fusion has a 5-speed manual.
The 2007 Ford Fusion runs on regular unleaded.
The 2010 Ford Fusion has a 6-speed manual.
The 2008 Ford Fusion has a 5-speed manual.
The 2012 Ford Fusion has a 6-speed manual.
The 2011 Ford Fusion has a 6-speed manual.
The 2009 Ford Fusion has a 5-speed manual.
The 2006 Ford Fusion has a 5-speed manual.
The 2013 Ford Fusion has a 6-speed automatic.
The 2006 Ford Fusion runs on regular unleaded.
The 2012 Ford Fusion runs on regular unleaded.
The 2008 Ford Fusion runs on regular unleaded.