While you wait for answers, we may have found some information which could help you.
Click here for Replace Chain Sprocket
ryobi petrol chainsaw problem with fuel ?
ryobi chain saw wont stop?
How to remove the break handle Ryobi PCN 4040?
Ryobi rcs 3335 chainsaw parts?
where to buy chainsaw drive gear?
how can re-assemble my ryobi 3335c chansaw?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix chainsaws.