Puhakka Makes Debut in SMP F4 NEZ Championship 18-year-old Finnish driver Juuso Puhakka confirmed his participation in the 2017 SMP F4 NEZ Championship. Kirkkonummi-born Juuso Puhakka started karting at the age of nine and got remarkable records over the years. In 2014, Puhakka took second in the karting Finnish Championship while snatching the title in…