Quicksilver 850055001 110° Thermostat Mercury 30-60 HP

Quicksilver 850055001 110° Thermostat Mercury 30-60 HPQuicksilver 850055001 is a 110°F replacement thermostat for select Mercury and Mariner 30-60 HP 2-stroke outboards, including applicable Jet and BigFoot models. It supersedes earlier part number 850055.Key Features 110°F thermostat Fits select Mercury and Mariner 30-60 HP 2-stroke outboards Includes applications with Jet and BigFoot gearcase configurations Direct replacement for superseded part number 850055 Genuine Quicksilver marine replacement component Verified Applications 40/50 HP Jet 30, 3-cylinder: serial 0G590000-0T408999 55/60 HP Jet 40/45, 3-cylinder: serial 0T178500-0T979999 Additional select Mercury and Mariner 30-60 HP 2-stroke applications are listed for this thermostat. Always verify fitment by engine serial number, parts diagram, owner’s manual, or service manual before ordering.Product Details Thermostat temperature: 110°F Part number: 850055001 Supersedes: 850055 Country of origin: USA UPC: 745061421868 Why Replace the Thermostat?A properly functioning thermostat helps the engine reach and maintain its intended operating temperature. Replacing a sticking or failed thermostat can help restore correct warm-up behavior and cooling-system performance.FAQWhat temperature is this thermostat?This is a 110°F thermostat.Does this fit every Mercury 30-60 HP outboard?No. Fitment varies by model and serial range. Verify your engine serial number before ordering.What older part number does it replace?850055001 supersedes 850055.