This is a Honda CX500 79′ Custom. I replaced the oil seals that goes around the camshaft, I put gasket maker in the tachometer housing (learned that was the best route to go), and figured out how to put the camshaft mount back on. See below for links to references I used:
Best: Most comprehensive explanation/overview of what needs to be done:
http://robdavistelford.co.uk/webspace/cx500/radiator-off/
Another good tutorial
https://gl500.cutler.ws/2017/11/02/fan-tach-cable-and-camshaft-seal/
Putting the tachometer cover back on
https://www.cx500forum.com/threads/refitting-tachometer-cover.21619/#post-254406
Site explaining process for removal of fan:
https://motofaction.org/motorcycles/honda-cx-gl/remove-the-honda-cx500-mechanical-cooling-fan/
