Goodwood Speed and Style's David Green discusses what could be considered one of the original GTs, the 1961 Maserati GT 3500, and goes under the bonnet of this 3.5-litre, 217bhp classic. In 2017 after 70 years of production Maserati will be bringing out their new GranCabrio and Gran Turismo. In association with Montblanc. #gwspeed