stihl 08s

Hi Guys, Like everyone I am in the middle of 2-3 different Stihl saw fix up's and the 08S has me a little stumped. I have attached photo's of the pump housing. I can see on the clutch drum a pin that I am guessing locates into some sort of " something " not sure what you call it . But can...

Okay folks, I know that we're usually talking about chainsaws here, but how different is a cutoff saw really? I guess where I am going with this is I am fishing for some information about cutoff saw performance and what can be done to improve it. I recently picked up an old Stihl TS 360...