The 2011 Maserati Quattroporte has 32 valves.
The 2010 Maserati Quattroporte has 32 valves.
The 2012 Maserati Quattroporte has 32 valves.
The 2007 Maserati Quattroporte has 32 valves.
The 2008 Maserati Quattroporte has 32 valves.
The 2014 Maserati Quattroporte has 32 valves.
The 2009 Maserati Quattroporte has 32 valves.
The 2006 Maserati Quattroporte has 32 valves.
The 2005 Maserati Quattroporte's engine produces 396 hp @ 7250 rpm.
The gas tank on the 2005 Maserati Quattroporte holds 23.8 gal..
The 2012 Maserati Quattroporte's engine produces 425 hp @ 7000 rpm.
The 2014 Maserati Quattroporte's engine produces 523 hp @ 6500 rpm.