Originally Posted by
Scrodzilla
It will dull down. Your Izumi Eco chain may be contributing to some of the noise too. Those chains are known to be pretty loud.
I think the cog may be the main contributor, until it dulls, because the AC was quiet. Recommendations on a quieter 1/8 chain (oxymoron?) if after the cog simmers down it's still going at it? Petty I know, but it's one of my few pet peeves.