BSB champion Mackenzie to finally make WSBK debut at Donington

The 27-year-old will take part in home event on July 16-17 as a wildcard entrant, riding for the same McAMS Yamaha team that guided him to last year’s BSB title.
He will be competing on the WSBK version of the Yamaha R1, whose electronics and engine specifications are slightly different to the bike he’s accustomed to from his time in BSB.
Mackenzie was originally due to make his WSBK debut …Keep reading