We would need to know if you have the 3.8 liter Essex v6, the 3.9 liter Essex V6, or the 4.6 liter SOHC 2v V8 in order to answer this question.
The 2002 Ford Mustang has a 5-speed manual.
The 2002 Ford Mustang runs on regular unleaded.
According to the 2000 Ford Mustang Owner Guide : For the 3.8 and 4.6 With engine oil filter change : ( 4.7 litres / 5.0 U.S. quarts of 5W-30 )
The 2009 Ford Mustang has a 5-speed manual.
The 2003 Ford Mustang has a 5-speed manual.
The 2007 Ford Mustang has a 5-speed manual.
The 2013 Ford Mustang has a 6-speed manual.
The 2005 Ford Mustang has a 5-speed manual.
The 2012 Ford Mustang has a 6-speed manual.
The 2010 Ford Mustang has a 5-speed manual.
The 2001 Ford Mustang has a 5-speed manual.
The 2006 Ford Mustang has a 5-speed manual.