no. you are simply rerouting the hoses so that the fluid from the radiator anf the fluid from the i/c do not mix. the pump only flows for the i/c. the waterpump on the motor flows for the radiator 1 pump is all that is needed

im not sure if you have seen these videos by waldig. it may help explain things https://www.crossfireforum.org/forum...taaa-daaa.html