Trick Star is not new to setting records. It did the same with the Kawasaki Ninja ZX-25R, taking it to a scarcely believable ...

A Japanese dealer has boosted a Kawasaki Ninja ZX-4R with a turbocharger to achieve one of the fastest speeds recorded for a ...

Both trademarks come from the company’s hometown (Japan) and confirm the plan to have ... This is why the Ninja ZX-4R employs a four-pot mill based on the ZX-25R’s 249cc engine.