OEM Mercury Thermostat 140° 8M0162139 V6 & V8 175hp-450R

Genuine Mercury THERMOSTAT, part number 8M0162139.

Thermostat 8M0162139 is for 175-300hp and 450R 3.4L V6 and 4.6L V8 4-stroke outboards (serial No. 2B529482 & above). It is a 140°F thermostat. Thermostat only. Additional seals or gaskets may be required. See your owner's manual or service manual for more information.

• 140°F thermostat for select 175-300hp and 450R 3.4L V6 and 4.6L V8 4-stroke outboards (serial no. 2B529482 & above)
• Corrosion-resistant stainless steel delivers increased service life
• Self-cleaning design allows cooling system contaminants to flush through closing surfaces
• Calibrated for proper cooling system temperature response to deliver peak engine performance and highest efficiency
• Easy to replace with common tools
• See your owner's manual for removal of non-functioning thermostat and replacement of new thermostat
• The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine original equipment replacement engine parts, oils, and accessories, but also works to serve all original equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection, and peace of mind.