The Fel Pro 35480 thermostat gasket is a must-have for anyone replacing a thermostat. Based on my observations, this gasket easily fits perfectly onto the thermostat housing, offering an airtight seal .It effectively prevents any leaks or engine overheating. The gasket is made of high-quality materials ensuring its durability and longevity. However, it may not be compatible with some vehicles. Overall, it`s an excellent choice for anyone looking for a reliable and long-lasting thermostat gasket.See full review