It's that time of the year when the roar of engines are loudest.
This weekend in Palmerston North, the meanest, fastest and most ferocious super stock drivers from around the world meet up to settle their differences on the track in the International Teams Champs.
But this year, for the first time, there's a woman driving for the Manawatū Mustangs.
Rebecca Barr, 22, has been racing since she was 12, and now she's at the top of her game as she makes history for the full contact motorsport.