In 2019, Clark would debut in the Ontario-based Toyo Tires F1600 Championship Series for Brian Graham Racing.[5] He would finish on the podium twice during the season and ultimately finished 4th in the championship.
Clark would return to the championship in 2020, however, he would switch to Britain West Motorsport for the season. He would manage to win 14 out of the 15 races in the season, getting 14 podiums, 4 poles, and 10 fastest laps, thus winning the championship.[6] Clark became the youngest Canadian to ever win the F1600 Championship at 16 years old; this meant he beat the long-standing record held by fellow Canadian Paul Tracy.
Formula 4 United States Championship
On the 15th of February 2021, it was announced that Clark would race in the 2021 Formula 4 United States Championship for Gonella Racing.[7] He would take 11 podiums and 6 wins during the season finishing second in the championship behind Noel León.
USF Juniors
On the 8th of February 2022, it was announced that Clark would race in the inaugural season of USF Juniors in 2022 driving for DEForce Racing.[8] At the opening round held at Ozarks International Raceway, he would grab two wins in both races.[9] Clark managed to sweep the first two rounds of the championship, taking 4 poles and 4 wins in a row.[10] He would go en route to win the championship taking 5 wins, 10 poles, and 12 podiums.[11]
Clark would step up to the series full-time for the 2023 season once again racing with DEForce Racing.[3] He would take his first pole at Indianapolis Raceway Park and went on to win the race.[15][16]
Karting record
Karting career summary
Season
Series
Team
Position
2015
Canadian National Karting Championship — Junior
7th
2016
Canadian National Karting Championship — Junior
2nd
Canadian National Karting Championship — Rotax Mini Max