Serious motorheads are always striving to increase their engine's torque and horsepower. One concern when building a high-performance engine is heat. Heat is a major contributor to engine failure and a sufficient cooling system is vital to an engine's survival. The water pump, fan, and radiator are all essential components of the cooling system.The radiator is a major factor of the cooling equation. Read more: http://www.truckinweb.com/tech/engine/0812tr_mattsons_custom_aluminum_radiator/viewall.html#ixzz1yXtqSznD