The ini file I used is in the official discord:
https://discord.gg/ankermake
Go to the UGC channel and look for the corresponding post.

I modded my M5 to use a volcano heater block. Printed on a 0.4mm Diamondback nozzle at 500mm/s max speed and 5,000mm/s² max acceleration.

Printed compliant with the Speed Boat Race rules:
https://all3dp.com/2/3d-printing-speed-speedboat-race-3dbenchy/

Used this optimized speed 3DBenchy from the Speed Boat Race challenge (removes text on bottom for better layer adhesion):
https://www.printables.com/model/100741-speedbenchy-3d-printer-speed-benchmark/files