I've seen a few 206s running fuel pumps where the small round mesh breather on top was intentionally covered over with red RTV gasket seal. Purpose? Legal?
...and answered my own question----
https://4cycle.com/karting/threads/silcone-on-lo206-fuel-vent.106076/
...and answered my own question----
https://4cycle.com/karting/threads/silcone-on-lo206-fuel-vent.106076/