I'm thinking of going zex. I'm not builing my engine yet so I'm not going over a 75 shot. I hear though that a 75 shot from zex is not really a 75 shot, it's less because they measure it differently. Does anyone know for a fact if this is true?

 

Most nitrous shots are an approximation of the acutal shot. So a 50 shot is not really a true 50 shot, but usually about 90% of it.

 

zex 75 is about 65 to the wheels, since u get less hp out of a dry shot then u do wet