Patent ID: 7475751

Claim:
A snow vehicle comprising: a frame having a first generally horizontal frame portion and a second frame portion extending generally upwardly from a forward portion of the first frame portion; a steering assembly operatively connected to a forward portion of the frame; at least one ski connected to the steering assembly; a platform disposed on the first frame portion to accommodate a rider in a standing position; an endless track mounted to the first frame portion below the platform to propel the snow vehicle; an engine mounted to the frame and operatively connected to the endless track to power the endless track, the engine having an exhaust port; an exhaust chamber in fluid communication with the exhaust port to receive exhaust gases from the engine, the exhaust chamber being disposed between the steering assembly and the forward portion of the platform when viewed from a side elevation view of the vehicle; an exhaust conduit extending from the exhaust chamber to an outlet for fluidly communicating the exhaust chamber with the atmosphere, the outlet being disposed between the steering assembly and the forward portion of the platform when viewed from a side elevation view of the vehicle; wherein the engine comprises a crankcase and a cylinder having a cylinder axis; and wherein the cylinder axis extends generally horizontally and the exhaust chamber is disposed below the cylinder axis.