18-3500 - Thermostat, 434137

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Part Number

Sierra Marine

Replaces OEM 0434137.

18-3500 THERMOSTAT 140° Replaces: OMC 434137 For: 3-cyl (1992 & UP), 90° Looper (1990-1992) 

Warranty (PDF)
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Sierra Marine 140 Degree Thermostat is equivalent to parts:

Sierra Marine is the market leader for aftermarket marine engine parts. Sierra products cover every major engine brand. Sierra offers a comprehensive product line and an unsurpassed customer satisfaction warranty covering parts and labor.