HARVESTER

PROBLEM TO BE SOLVED: To prevent the generation of trouble such as a fire by exhausting exhaust emission from an exhaust muffler of an engine to a direction different from a dust exhaust direction by a dust exhaust device, in a harvester.SOLUTION: In a harvester mounted with a head-feeding type thresher (4) on the front side of a traveling vehicle body (3) and mounted with an engine (E) transmitting rotational power to each part on the rear part thereof, an exhaust muffler (12) of the engine (E) is disposed such that an exhausting direction becomes slant in the back-and-forth direction, and exhausts forward toward the other side from one side of the right and left of a machine body, while exhausted dust from a dust exhaust device (7) of the thresher (4) is exhausted to a direction opposite to the exhausting direction of the exhaust muffler (12). A portion in front of an exhaust port (12c) of the exhaust muffler (12) is provided with an exhaust guide member (13) guiding exhaust emission from the exhaust port (12c).