Its for the heater hose to bypass the thermostat, otherwise the cooler water from the heater might close the thermostat and cause the engine to overheat when the heater is on. Older 22r engines had that problem until a new thermostat was designed for them.
Ray.
well that pic helped!! its the 16281E on the pic, only the 7mge engine's have those not the 7mgte. now is that number the partnumber? I need one asap. dont like going to work in the bus.
02-13-2008, 07:09 PM
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