Hi, I run 400hp Nitrous (Doul Plate Edelbrock system on a Tunnel Ram) on a 1972 360 LA, and have for three years in my son 1977 2600lb F Body, and all I do is Magnaflux it every year. Here is how we do it, use it if you want, I will just put it out there for you to think about. The first thing I...