160 Degree Thermostat | Sierra 18-3558

Thermostat used on OMC and Volvo Penta 4 cylinder fresh water cooled marine engines.

• Fits OMC 2.5L and 3.0L closed cooled marine engines from 1982 to 1988
• Fits Volvo Penta 3.0L closed cooled marine engines from 1994 to 2000
• Replaces OMC 3853799
• Replaces Volvo Penta 3853799