At 6.25am on Monday (22) one crew from Chatteris was called to a fire on Bury Lane in Sutton.
Firefighters arrived to find a car well alight. Wearing breathing apparatus they extinguished the fire using a hose reel and returned to their station by 8.50am.
The cause of the fire was deliberate. Anyone with information should contact police by visiting www.cambs.police.uk to submit an online report or call Crimestoppers on 0800 555111.