A car was set alight in a field close to the A1198 in Godmanchester.
Firefighters from Huntingdon were sent to a field just past Wood Green Animal Shelter towards Royston at 9.20pm last Wednesday night (November 27) to extinguish a fire in a Saab estate.
Cambridgeshire police believe the car to be stolen.
A fire investigation showed the cause was deliberate.
INFORMATION: Anyone with information should call 101.