18-8304 Oil Seal
- Sierra Oil Seal
- Meets or exceeds the original equipment quality
- Sierra part number: 18-8304
- Interchangeable with the following: Evinrude/Johnson 321830
- O.D.: 31.8 mm; Shaft Size: 20.37 mm; Width: 6.35 mm
Evinrude/Johnson 321830
WorksWith