Description

The Sierra 18-7510-9 O-Ring replacement. Comes in a size that measures to ID: 2.750″. Designed to be interchangeable with the following: Evinrude/Johnson 321163, OMC 321163. Each Sierra product meets or exceeds the original equipment part it replaces.
Sierra O-Ring
Meets or exceeds the original equipment quality
Interchangeable with the following: Evinrude/Johnson 321163, OMC 321163
I.D.: 2.750″ or 70mm, Width: 0.070″ or 1.8mm