A straddled vehicle comprising: a body frame; and an engine unit attached to the body frame, wherein the engine unit includes an engine that has a crankcase, a cylinder provided at a position further forward than the crankcase in a vehicle front-and-rear direction to be attached to the crankcase, a cylinder head provided at a position further forward than the cylinder to be attached to the cylinder, and a head cover provided at a position further forward than the cylinder head to be attached to the cylinder head, an intake pipe that extends rearward in the vehicle front-and-rear direction from an upper surface of the cylinder head of the engine, a starter motor that is configured to rotate a crankshaft of the engine, a balancer that is configured to rotate to reduce vibration of the crankshaft, and a scavenge pump that is configured to collect oil in the crankcase of the engine, the scavenge pump is arranged at a position further downward than the crankshaft of the engine in a vehicle side view, a dimension of the starter motor in a top-and-bottom direction is smaller than a dimension of a rotation trajectory of the balancer in the top-and-bottom direction in the vehicle side view, a center axis of the balancer is arranged at a position further upward than the center axis of the crankshaft in the vehicle side view, and the balancer is arranged at a position further downward than the intake pipe and further rearward than the starter motor in the vehicle side view, the engine is arranged such that the crankcase and the cylinder head do not overlap with each other in a vehicle plan view, the starter motor is arranged at a position further downward than the intake pipe in the vehicle side view, characterized in that the engine is further arranged such that a center axis of the cylinder is located at a position further downward than a center axis of the crankshaft in a cross section orthogonal to the vehicle front-and-rear direction, the starter motor is further arranged at a position further upward than the cylinder in the vehicle side view, and is arranged to at least partially overlap with the cylinder in the vehicle plan view a body frame; and an engine unit attached to the body frame, wherein the engine unit includes an engine that has a crankcase, a cylinder provided at a position further forward than the crankcase in a vehicle front-and-rear direction to be attached to the crankcase, a cylinder head provided at a position further forward than the cylinder to be attached to the cylinder, and a head cover provided at a position further forward than the cylinder head to be attached to the cylinder head, an intake pipe that extends rearward in the vehicle front-and-rear direction from an upper surface of the cylinder head of the engine, a starter motor that is configured to rotate a crankshaft of the engine, a balancer that is configured to rotate to reduce vibration of the crankshaft, and a scavenge pump that is configured to collect oil in the crankcase of the engine, the scavenge pump is arranged at a position further downward than the crankshaft of the engine in a vehicle side view, a dimension of the starter motor in a top-and-bottom direction is smaller than a dimension of a rotation trajectory of the balancer in the top-and-bottom direction in the vehicle side view, a center axis of the balancer is arranged at a position further upward than the center axis of the crankshaft in the vehicle side view, and the balancer is arranged at a position further downward than the intake pipe and further rearward than the starter motor in the vehicle side view, the engine is arranged such that the crankcase and the cylinder head do not overlap with each other in a vehicle plan view, the starter motor is arranged at a position further downward than the intake pipe in the vehicle side view, characterized in that the engine is further arranged such that a center axis of the cylinder is located at a position further downward than a center axis of the crankshaft in a cross section orthogonal to the vehicle front-and-rear direction, the starter motor is further arranged at a position further upward than the cylinder in the vehicle side view, and is arranged to at least partially overlap with the cylinder in the vehicle plan view