Patent ID: 8297251

Claim:
A lubricant structure of an engine, comprising: a power transmission chamber formed as an oil reserving portion, in a crank case divided in a crankshaft direction; a first oil pump for pressure-feeding oil of the oil reserving portion to a plurality of lubricant points; a second oil pump for returning the oil returned to a crank chamber to the power transmission chamber; a first oil filter connected to an intake side of the first oil pump; and a second oil filter connected to an intake side of the second oil pump, wherein oil filter attachment ports are respectively formed in crank case members forming the crank case on both sides in the crankshaft direction, the first oil filter is inserted into the crank case from the oil filter attachment port of one of the crank case members, the second oil filter is inserted into the crank case from the oil filter attachment port of the other crank case member, and the first oil filter and the second oil filter are formed in a substantially same shape.