Supercharger performance kit pulls 300+ horsepower from Kawasaki jet ski
Riva Racing's supercharger kit for the STX-15F turns the stock jet-ski into a race-ready, 300+hp monster.
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Article Summary
July 31, 2007 Any jet-ski boasting a stroked-out, 1500cc motor straight from the Kawasaki Ninja ZX-12R should be treated with extreme caution – but since the 250-horsepower Jet Ski Ultra 250X was released, owners of the STX-15F have been feeling a little left behind. Not to worry – nothing succeeds like excess in the petrol head world - and the aftermarket has stepped in with a bolt-on supercharger capable of turning the STX-15F into a 330-horsepower aquatic widow-maker that can launch you and a horrified passenger to 60mph nearly as fast as a road-going superbike, leaving your 250X-riding buddies gasping in your wake.
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