Thermostat Housings

Upgrade your cooling system with CVF Racing Small Block Chrysler Thermostat Housings, designed for compatible Mopar 273, 318, 340, and 360 V8 engines. Also known as Small Block Mopar water necks, thermostat necks, or water outlets, these housings connect the upper radiator hose to the engine's cooling system while securing the thermostat in place. Ideal for classic Dodge Chargers, Challengers, Darts, Plymouth Dusters, Barracudas, and custom performance builds, CVF Racing thermostat housings provide a clean, finished appearance and a quality solution for your Chrysler LA-series cooling system.