Blog — supertech sodium filled valves

Sodium filled, (hollow stem) which is not a new technology, and has been around for a long time, serves the same purpose as an Inconel valve. Which is to cool the valve, the sodium becomes liquid with higher temperatures and transfers the heat of the valve to head. This new valve of ours is Sodium filled, but from a Inconel material, which is the first of its kind. So what this means, is that where Inconel or sodium filled was not enough to keep the valve cool due to engines seeing higher and higher temperatures provided In today’s high demand...