Mike Akatiff's 2004 land speed record attempt TOP 1 Ack Attack streamliner used twin Hayabusa engines in an attempt to exceed at Bonneville Salt Flats. In 2006 and again in 2008 Akatiff's Ack Attack, ridden by Rocky Robinson, succeeded, first going in 2006, only to be surpassed two days later, then returning in 2008 to set another new record of . That record stood until 24 September 2009, when it was broken by Chris Carr with a speed of .
