Video: Power test highlights

Published: 11 September 2009

Take 979kg of plastics and alloys, 5223cc of capacity, 402.96bhp of power and 326.44ftlb of torque and you have three very serious motorcycles -  the Yamaha Vmax, Harley-Davidson V-Rod Muscle and Triumph Rocket III. Watch the video to see them in action at Bruntingthorpe.