Search results for query: *

Would you remove the internal baffle thingy altogether or just drill some more holes in it?

Just spotted this old thread, I am happy to report that the 660 is going strong after a year or so. Time for a muffler mod methinks!

Well, shes back together and running. :) Monday I'll set the carb up properly and cut some wood. How many rpms should a 660 run at at full bore?

Thanks Al, I'll do that in the morning. Anything I should watch out for when I reassemble it all? Also, would you recommend more oil in the fuel mix to run the new piston and rings in?

Right, I was a bit wary of over doing the honing, but if it can take a bit more then it will get some more. Thanks everyone for your help so far.

Heres how the cylinder cleaned up.

I have picked up this saw as a potential rebuild project. It came back from the saw shop with the exhaust off and a big estimate for repair. There is scoring on the exhaust side of the piston, but not on the intake side, as far as i can tell, and i think the inside of the cylinder head is clean...