Background
McKenzie was born in Northampton.
McKenzie was born in Northampton.
He was signed under an option contract with the Motorsport division of kart manufacturer Birel on their Easykart Driver Program in December 2009.
Awarded Daventry District Sports Awards Junior Sportsman of the Year for two consecutive years in 2010 and 2011 in recognition of his achievements in motorsport, McKenzie has raced in United Kingdom, European and World Championships since 2009 in the Modern Sciences and Arts approved Easykart Formula, and won the Easykart United Kingdom Cadet 60cc Championship in 2010 before graduating to the Easykart Junior 100cc class in 2011. In McKenzie"s debut race in the first round of the Easykart Junior 100cc United Kingdom Championship in March 2011, he was named as Driver of the Day by Karting Magazine after he qualified in pole position, and went on to win the heat, pre-final and the final to give him the championship lead.