RE: Ryobi 31cc safe temp??
Update-----
My operating temps are:
Outside temp= 50 Degrees
Idle= 180-200 @ 1700-2000 rpm
Full throttle= 300-350 @ 7000 rpm.
This is with a 18x6 prop and the engine fully cowled- Later I will try this same test without the cowl to see what the difference is.