Patent ID: 6904990
Filing Date: 2005-06-14
Classification: B62M

Abstract:
1. A snowmobile comprising a frame assembly, a drive assembly depending from the frame assembly and adapted to abut the terrain so as to propel the frame assembly along the terrain, an internal combustion engine configured to power the drive assembly, the engine including an output shaft, a transmission assembly configured to transfer power of the engine to the drive assembly, the transmission assembly including a transfer shaft driven by the output shaft, the frame assembly comprising a frame member disposed rearward of the engine, the frame member monolithically defining side sections, a rear section and a bottom section, the transfer shaft transversely extending between the side sections and journaled by the side sections, the frame member supporting the engine in front of the transfer shaft, and an exhaust system configured to discharge combustion byproducts of the engine, the exhaust system comprising an exhaust runner, the rear section defining an opening, the exhaust runner extending through the opening.