

Our Program
About Turn 3 Motorsport: Turn 3 Motorsport is a full-service motorsports operation specializing in racecar preparation, engineering, and driver development. Founded in 2016 by professional driver and coach Peter Dempsey and co-owned with Mandy Dempsey, the team competes in the USF Pro Championships presented by Continental Tire and has established itself as a consistent front-running program on the junior open-wheel ladder.
Since 2019, Turn 3 Motorsport has built a strong competitive record across multiple disciplines, including championship success in Radical Cup North America and a historic overall victory at the NASA 25 Hours of Thunderhill endurance race. The team has since focused its efforts on open-wheel development, earning multiple race wins, pole positions, and podium finishes across the USF Pro Championships.
In 2024, Turn 3 Motorsport captured the USF Pro 2000 Championship with driver Lochie Hughes, claiming the drivers’ title and finishing runner-up in the Team Championship. From 2020 through 2025, the program has consistently contended for wins and championships, producing race winners, pole sitters, and podium finishers while developing drivers at every stage of their professional careers.
With a proven track record of performance and progression, Turn 3 Motorsport continues to focus on building competitive programs and preparing drivers to succeed at the highest levels of junior formula racing.


2024
Overall Champions and
2nd in Team Championship
Won the driver's championship with Lochie Hughes, earning a total of 5 wins, 5 poles, and 8 podiums
2024
Mechanics and Engineer of the Year Award Winners
Neil O'Donovan and Matthew McComish won Mechanics of the Year, and Peter Dempsey won Engineer of the Year
2023
Team with Most Pole and Race Wins in USF Pro 2000
Earned the most pole positions of any team (7) and tied for the greatest number of wins (5).
2022
3 Rookie Drivers Earned First Poles / Wins with Turn 3
Rookies Josh Green, Jonathan Browne, and Christian Weir earned wins and/or poles at 7 of 9 events.
2021
Indy Pro 2000 / USF2000 Race and Pole Winners
Earned 2 wins, 2 podiums, and 1 pole position across both series during the season.
2020
Indy Pro 2000 Race and Pole Winners
Earned 1 win, 1 pole, and 4 podium finishes in first full season campaign.
2019
Winner of the NASA 25 Hours of Thunderhill
Led 638 of 672 laps and became the first car under two liters to achieve the overall win.
2019
Blue Marble Cocktails Radical Cup North America Champions
Won the 1340cc, 1500cc, and overall team and driver championships.
Our Team

Mandy Dempsey
Team Owner
Operations Manager / PR
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