The mighty Kawasaki GTR1000 by Darren Millichamp | Jun 29, 2015 | Blog, Rides All finished and fresh dyno tune getting 108.2RWHP with just the mikuni RS34 carbs and a supertrapp muffler. First time at the drags yeilded 12.717sec @108mph on flat tyres (forgot to check them prior). She should go high 11’s.