4. LUBRICATION SYSTEM K-XCT 125i OIL PUMP REMOVAL Bolts Remove the flywheel and driven gear (refer to the "STARTER CLUTCH" section in the chapter 10). Remove the bolt and then oil separator cover. When removing and installing the oil pump, be careful not to allow dust or dirt to enter the engine. Oil Separator Cover Pry the snap ring off and remove the oil pump driven gear, then remove the oil pump drive chain. Snap Ring Oil Pump Driven Gear Oil Pump Remove the two oil separator bolts to remove the oil pump. Oil Separator Bolt 4-3