ok heres the deal 95 xj 4.0 auto just put new rad new balanced thermostat new flowkooler water pump but the sob is still runnin hot. i put a T in the upper heater hose when engine is runnin hot it seams the flow in the hose is very slow anyone know if the top heater hose is flow in or the return line? next can i bypass that 4 way valve by the heater core basicly if the heater core is my problem can i just put the end of the 2 heater hose together untill i can fix the core? also all hoses are new up and lower radiator and both heater hoses are new as is the small hose from the housing to water pump i think that was the small hose it was 3 months back but i know i had to buy a small hose bout 4-5 inches i guess the system runs clean also