S13 Blacktop compression test results

[TougeChallenger]

Cyl 1- 145psiCyl 2- 140psiCyl 3- 143psiCyl 4- 145psi

Is this too low or is this normal? Im guessing the motor has 40-50k.And what is the factory compression? thanks

[rogoman]

Here's the specs from the FSM:Standard: 156 psiMinimum: 128 psiDifferential limit between cylinders: 14 psi