Piston Rings For 2V105F V-Twin Cylinder Air Cooled Engine Replacement piston rings designed for use with 2V105F V-twin cylinder air cooled engines.These rings are engineered to maintain proper compression and oil control within the engine cylinder.They fit standard 2V105F engine configurations and are suitable for routine maintenance or engine rebuilding.The set includes all necessary rings to service one piston, typically comprising compression and oil control rings.Installation requires standard ring tools and adherence to correct gap settings as specified by engine requirements.