92 honda civic lx is overheating?
 

iv changt the termostate,fush out radiator and bleed the air pockets and it still over heat there no water in the oil so no head casket the water pump does not leak. when its at idle it dont overheat but when you drive for a wile it starts to overheat . im stumped oi dont know what it could be if there anybody out there with a suggestion please help.