The Sierra 18-3500 Thermostat - 140° is interchangeable with the following: GLM 13170, Evinrude/Johnson 394409, 434137. Each Sierra product meets or exceeds the original equipment part it replaces.

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Product Review

The Sierra 18-3500 Thermostat - 140° is interchangeable with the following: GLM 13170, Evinrude/Johnson 394409, 434137. Each Sierra product meets or exceeds the original equipment part it replaces.

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