10-14-2020, 01:41 PM
Some of the oil in the crankcase gets whipped up into a vapor from pistons going up and down and from rotating crank, balancer, gears, shafts and from the camchain. Because the volume of air within the crankcase isn't constant, the crankcase fumes vent into the airbox, where it accumulates and drips down into that translucent tube with the cap.
Draining it is a normal maintenance step, and it can be reached from the bottom of the bike. But it looks like it is holding and not the cause of your leak.
Draining it is a normal maintenance step, and it can be reached from the bottom of the bike. But it looks like it is holding and not the cause of your leak.