2016 Sea-Doo RXT? -X? 300 FAST 3 SEATER! Built for large bodies of water rougher conditions now with the Rotax 1630 ACE engine and Ergolock system. Your legs ? lock in? to the machine for added control. (272 kg) Watercraft 3 Person DX78311419836300365 DX1 . Experience performance riding with more confidence and push your limits further. Engine: - Fuel Type: 87 octane minimum 91 octane recommended - Cooling: Closed-Loop Cooling System (CLCS) Operational: - Weight Capacity: 600 lbs...