DRIVER - Drive the car. CO-DRIVER - Calculate the route, calculate the distance, calculate and monitor the fuel usage, manage the helmets, manage the check in times, manage the timecard, be a psychologist for the driver, converse with the crew, remind the driver about speed limits & road laws, change the tyres, check the pressures, feed the driver, engineer the setup, appraise and conduct repairs as needed and then pray the car makes it back to service.
DRIVER - Drive the car. CO-DRIVER - Calculate the route, calculate the distance, calculate and monitor the fuel usage, manage the helmets, manage the check in times, manage the timecard, be a psychologist for the driver, converse with the crew, remind the driver about speed limits & road laws, change the tyres, check the pressures, feed the driver, engineer the setup, appraise and conduct repairs as needed and then pray the car makes it back to service.