160 degree thermostat kit used on many different OMC freshwater cooled engines.

160 Degree Thermostat Kit | Sierra 18-3653

• Fits OMC pre Cobra 90, 120,140, 225 and 250 marine stern drive engines from 1970 to 1985
• Fits OMC Cobra 4.3L marine engines from 1985 to 1986
• Fits OMC Cobra 5.0L marine engines from 1982 to 1988
• Fits OMC Cobra 5.7L marine engines from 1982 to 1988
• Kit includes 18-3554 160 degree thermostat, 18-2855 housing gasket, 18-2917 thermostat gasket and 18-0398 thermostat gasket
• Replaces OMC 383307
• Replaces Mallory 9-43156