BLUESAWS Aftermarket Stihl MS660 066 Tank Vent With Grommet OEM 0000 350 5802, 1122 353 9200

Working great although I'm not using it in a ms660 I'm using it in a Husqvarna 372xp and it's working as it should thank you very much Blue Saws.

I wouldn’t buy a tank vent from anyone else!