Thermostat gasket leaking AGAIN!!!!

oh yea there's plenty. in the town i work in there is an O'Reilly, 2 Autozone and 1 Advanced, oh and a NAPA, then by the house i have 1 of each as well. noone has this stuff, it is either supper popular and they cant keep it or noone around here has every heard of it. yea been this long waiting to run whats another day.... or week really, lol