Quicksilver Replacement Thermostat 8M0089715 140 Degree For Various MerCruiser Stern Drives

140 F degree thermostat. Use only the temperature thermostat listed in your owner's manual or service manual. Proper engine cooling temperature assures peak performance and highest efficiency. Produced by Mercury Marine to our stringent original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.