Tauranga's TrustPower TECT Rescue Helicopter was called to help a driver who crashed at Hampton Downs race track.
The 50-year-old man rolled his race car, suffering head and shoulder injuries on Saturday.
He was treated at the scene by St John paramedics before being flown to Middlemore Hospital for further treatment.
Earlier in the day the rescue helicopter was helped winch a 40-year-old Auckland woman from the Kaimai Ranges.
The woman was a competitor in 'The Goat' running race had fractured her ankle. She continued on for another couple of kilometres before the call for help was sent out.