That's the best news of all - 'you aren't texting with the roof to the ground' ! That valves also serves as a anti-siphon devices too. Hopefully it isn't damaged from someones hostility toward the high price of fuel.
Member of the Dropped Valve Seat Club.
Replaced #4 Piston, Rings, Rod+Bearings, AERA Re-Manufactured Cylinder Head and a light Hone. Then CLEANED the hell out of everything.