Quote Originally Posted by Ltdnismorace
hadn't ever encountered a header gasket causing clicking or ever even heard of it, if it's the case I stand corrected and no, I don't work on nissans or any other car for a living, especially not 3.3 liter nissans in frontiers or xterra.
It applies to every single vehicle with rods & pistons As I said before, an exhaust leak is a direct and common cause of noisy lifters.