Four fire engines and around 20 firefighters were called to a fire affecting a number of cars and a stack of tyres at a farm on Romford Road in Romford, in the early hours of this morning.
Three cars and a stack of tyres was damaged by fire.
The Brigade was called at 0531 and the fire was under control at 0624. Firefighters from Hainault, Romford and Hornchurch stations were at the scene.
The cause of the fire is under investigation.