Click to enlarge

@ *SPROCKET OIL PUMP Z50_AND CT70K0/82 ALL_TRX90 ALL_XR50_CRF50 ALL_XR70_CRF70<P>MOST ALL_50'S_&_70'S 14670-035-030 14670-GBJ-M30 1/20M  (R2033)

THIS SPROCKET IS DRIVEN BY THE CAM CHAIN AND IT TURNS A SHAFT THAT DRIVES THE OIL PUMP. IF YOUR SPROCKET TEETH ARE BAD YOU WON'T BE GETTING 100% OF THE OIL PRESSURE THAT YOU NEED. THEY CAN ONLY BE REPLACED IF YOU TAKE OFF THE OIL PUMP WHICH IS UNDER THE CLUTCH.

R2033