May 29, 2011 · Disconnect the hose with contains the t-stat and remove it, replace hose. Start the car and run it for about a minute. The car should be cool before doing this (sitting over night). Without the t-stat in place the water pump will circulate the remaining coolant into the radiator/reservoir in about a minute - no, the car won't overheat or be ... Not necessarily. The lower hose is the coolant inlet (to the engine) hose. the water pump pumps coolant through the engine and out the top through the thermostat. This makes the lower hose the last link in the cooling system, where pressure is least likely to be concentrated. Thanks, for the clarification. The dealer wants to replace the head ... Mar 01, 2017 · 2012 f150 5.0 l V8. Coolant loss with no visible leaks, oil is clean and level. Stumped. which gaskets? hoses fine. no - Answered by a verified Ford Mechanic The Moroso coolant tank combo includes: (1) 27768 (Black Powdercoat) (1) 27496 (Black Powdercoat) 27496 Features: The MOROSO aluminum intercooler reservoir coolant tank is a direct bolt-in replacement for your Shelby GT500. The MOROSO intercooler reservoir coolant tank holds just under 1 gallon of fluid more than the stock tank.