Patent ID: 7815002

Claim:
A snowmobile configured to be drive by a track belt, comprising: a forward portion defining an engine compartment and a rearward portion comprising at least one vehicle component; an engine positioned in the engine compartment; an exhaust pipe extending above the track belt from the engine compartment to the rearward portion of the snowmobile; a heat exchanger positioned in the engine compartment; and a fan positioned near the heat exchanger and a duct provided on a rear side of the fan, the duct having a forward portion having an opening disposed within the engine compartment and above a vertical projection of a top portion of the engine, the forward portion being positioned in the engine compartment, the duct extending downward behind the opening along a rear portion of the engine and extending from the engine compartment to the rearward portion of the snowmobile, the fan and the duct causing air to pass through the heat exchanger and to be discharged outside of the engine compartment, wherein the duct is located between the exhaust pipe and the at least one vehicle component.