Till now there has not been a source for an aftermarket thermostat. Quad Logic to the rescue again. This unit drops in just like stock. Replaces Polaris part number 3084940 and 3090049 for all 1999-2014 Polaris Ranger 500s and all 2011-14 Polaris Ranger 400s. Features: Replacement Ranger 400/500 Thermostat Includes the rubber seal Replaces Polaris Part number 3084940 and 3090049 Fits all Ranger 400 and 500 engines.
