A dramatic video has emerged of a dangerous engine malfunction during a tractor pulling championship in Ohio, USA on Sunday.

In the video, the powerful modified tractor loses control its two front engines, which then break off and roll dangerously in the direction of spectators, filling the air with smoke.

The incident occurred at the National Tractor Pulling Championships in Bowling Green.

Fortunately, no one in the crowd was hit and the driver managed to walk away unharmed.

Tractor pulling is a popular sport in the USA, Europe, Australia and Brazil in which modified tractors compete to pull a heavy sledge the longest distance along a track.

A dramatic video has emerged of a dangerous engine malfunction during a tractor pulling championship in Ohio, USA on Sunday.

In the video, the powerful modified tractor loses control its two front engines, which then break off and roll dangerously in the direction of spectators, filling the air with smoke.

The incident occurred at the National Tractor Pulling Championships in Bowling Green.

Fortunately, no one in the crowd was hit and the driver managed to walk away unharmed.

Tractor pulling is a popular sport in the USA, Europe, Australia and Brazil in which modified tractors compete to pull a heavy sledge the longest distance along a track.