Precision Works K-Series Swivel Neck Thermostat HousingPrecision Works K Series Swivel Neck Thermostat Housing K20 K24 This design replaced half of the original thermostat housing and requires you to keep half of the plastic housing for street car use. Applications: Honda K20 and K24 Engines Features: Opening temp is 180 deg Comes with 2 bolts (o ring already installed) Adjustable set the rad hose at any angle Precision CNC machined High quality 6061 grade billet aluminum for the best quality and