Video: TT Lightweights are back

Published: 10 September 2013 Updated: 20 November 2014

In 1999 John McGuinness set the TT Lightweight lap record on Paul Bird’s stunning 250GP Honda. Yet at this year’s TT James Hillier lapped quicker on his Bournemouth Kawasaki ER-6 650cc supertwin. How can a learner-friendly bike be quicker than a 250GP machine?