| 摘要 |
PROBLEM TO BE SOLVED: To suppress the variation of the liquid level of an lubricating oil in a vehicular internal combustion engine due to the oscillation of a vehicle body and reduce the size of a whole power unit. SOLUTION: This dry sump forcefeed lubrication for the internal combustion engine having a crank shaft arranged in parallel to the formed travelling direction of the vehicle body comprises an crank shaft and a transmission provided on one side of the vehicle body, eccentric to the cross direction in a longitudinal view, and on the other side, respectively, an oil tank provided at an approximately central portion in the cross direction, on the rear side of the vehicle body, and an oil filler pipe provided extending from the oil tank to the side face of the transmission.
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