Looking for a parts manual and also does anyone know if parts are still available for the OS 60SR? Looking for a gasket set and piston ring.
One last question are any of the parts from the 61 FX compatible?

Gaskets;
https://icbimproducts.com/
Rings:
https://rmjmachineworx.com/
Bearings:
https://rcbearings.com/

Thanks for your help much appreciated!

Good luck, feel free to ask anytime.