Originally Posted by mechanic28
hmm in that case prehaps i am talkin poo always thought a -31 will only hold 8 psi without any form of control?

Depends on how its preloaded when its fitted
on the bench, not attached to anything they crack around 8-10psi if fitted with very small preload you usually end up with 8-10 psi on the car.
but shorten the rod a lot and you could end up with 15+psi