NHRA Certified. NHRA regulations require nitrous bottle to be outfitted with a pressure relief valve that releases bottle pressure when it becomes to high. This relief valve and rupture disk meet the requirements of the NHRA and is required to pass tech inspection at most tracks
Application.This valve is easy installed on an accessory port of a nitrous bottle valve and includes a rupture disk that opens the valve at 3000 PSI relieving bottle pressure and ensuring that the racer is safe. A blow down tube can be added to the valve using the 8AN external threads on the exposed end.