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Maserati GranTurismo was created in 2007.
The 2010 Maserati GranTurismo has a V8 engine.
The 2014 Maserati GranTurismo has a V8 engine.
The 2010 Maserati GranTurismo has 32 valves.
The 2013 Maserati GranTurismo has 32 valves.