Mounting a Polaris-type body on top of two jet skis seems a bit like the answer to a question nobody asked but, as it turns out, doing so actually seems like a lot of fun. Which is why Shadow Six ...

Inside these two hulls sit two 1.8-liter supercharged Yamaha GP1800R SVHO jet-ski engines, putting out 250 horsepower (186.5 kW) apiece.

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