Sierra 18-1222 Thermostat Diaphragm Gasket
- The Sierra 18-1222 Thermostat Diaphragm Gasket is interchangeable with the following: GLM 46130, Evinrude/Johnson 394408. Each Sierra product meets or exceeds the original equipment part it replaces.
- Sierra Thermostat Diaphragm Gasket
- Meets or exceeds the original equipment quality
- Sierra part number: 18-1222
- Interchangeable with the following: GLM 46130, Evinrude/Johnson 394408
Replaces GLM 46130, Evinrude/Johnson 394408