I’ve removed the airbox, transmission, clutch and flywheel to gain access to the oil pump. You can see how I did that work here.
- 13 BMW 1983 R80ST Remove Air Box & Pulse Air System
- 23 BMW 1983 R80ST Remove Transmission
- 21 BMW 1983 R80ST Remove Clutch
- 11 BMW 1983 R80ST Remove Flywheel
I’ve published documents on removing, inspecting and installing the oil pump on other projects. Here are links to those documents.
- 11 BMW 1977 R100RS Replace Rear Main Seal & Oil Pump Cover O-Ring
- 11 BMW 1983 R100RS Remove & Inspect Oil Pump
- 11 BMW 1983 R100RS Install Rear Main Seal, Oil Pump Cover & O-ring
Here is the link to how I do the work on the 1983 R80ST.
And, here is a short video that summarizes how I do this work.
VIDEO: 1983 BMW R80ST Remove And Inspect Oil Pump
Oil Pump Cover Removed
Oil Pump Rotors Marked With “F” For Front Face
Oil Pump Measurements – They Are All Good