I’ve removed the airbox, transmission and clutch to gain access to the flywheel. 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

I also show how to remove the flywheel here.

• 11 BMW 1983 R80ST Remove Flywheel

I’ve published documents on removing and installing the flywheel on other projects. You can see those documents here.

• 11 BMW 1973 R75/5 Remove & Install Flywheel, Replace Rear Main Seal, Oil Pump Cover & Cover O-Ring
• 11 BMW 1977 R100RS Replace Rear Main Seal & Oil Pump Cover O-Ring
  • Remove the Flywheel
  • Install Flywheel
• 11 BMW 1983 R100RS Remove Flywheel & Rear Main Seal
• 11 BMW 1983 R100RS Install The Flywheel

Since the 1983 R80ST engine is similar in many ways to the 1983 R100RS, I will link to the 1983 R100RS documents as appropriate in this document.

• 11 BMW 1983 R80ST Install Flywheel

Here is a short YouTube video showing how I do this work.

VIDEO: 1983 BMW R80ST Install Flywheel

Here is how things look now.

Flywheel Installed