the problem was running hot

What is your question?

so i replaced thermostat flused engine and rad it was fine for about a month. It ran hot again i flused rad again and replaced thermostat again. that lasted two weeks no steam out the exsaust and fans are good so from what I had read water pump must be bad I have taken it apart but the water pump dont seem bad. Ived taken rad out what can be done to check it and what else could it be. help triump68