305133 OMC RING

The OMC Johnson/Evinrude 305133 is a wrist pin retaining ring (snap ring) used in piston assemblies across Johnson and Evinrude outboard motors. This small but critical fastening component retains the wrist pin in the connecting rod and piston interface. It is an original equipment manufacturer part made to OEM specifications for reliability in high-rpm engine duty. Available from multiple marine parts suppliers, the 305133 ring is compatible with vintage and classic OMC outboard engines.