[PDF] RST90Y RS Venture Owners Manual - Yamaha Motorsports USA Yamaha dealer. Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your snowmobile and this manual. If there is any question concerning this manual, please consult a Yamaha 2009 Yamaha RS VENTURE GT Snowmobile Service Manual 2009 Yamaha RS VENTURE GT Snowmobile Service Manual. The procedures in this manual are organized in a sequential, step-by-step format. The information has been compiled to provide the mechanic with an easy to read, handy reference that contains comprehensive explanation of all disassenbly, repair, assembly and inspection operations.