Some dyno vids I found on ek9.org (various cars)

[aldo_87]

http://www.ek9.org/forum/photos-videos/34304-dyno-dieknow-other-fails.html

 

[Y7 ADW]

And its things like that, which is the reason why I would never put my car on a dyno.

 

[Nickson]

Shiiiiiiiiiiiiiiiit!
Bet that Evo's owner was chuffed

 

[Addz]

Meh can't have been tied down properley... bring on the rolling road day in may

 

[Adam111]

A vid i took at a rolling road day:

Could easily have been a whole lot worse, the guys who strapped it down put it across the screamer pipe, obviously it get's hot and the strap went snap.