100-6695: Ring-piston

Description: Cat intermediate piston rings are split rings that fit into a groove on the OD of the piston body between the top ring and the oil ring. Piston rings function to form a seal between the piston body and the cylinder wall that prevents the loss of combustion cylinder gases to the crank case, maintains a constant level of lubricating oil between the cylinder wall and the piston and regulates engine oil consumption by scraping oil from the cylinder wall back to the sump. Attributes: • Cast iron intermediate piston ring • Outside diameter (Gage): 120.65 mm (4.750 in) • Emissions control Application: Consult your owner's manual or contact your local Cat Dealer for more information.