Pression d'huile 0 n Reglanti et 20 PSI Acceler

Well, friends, I hope you can help me, I am repairing the chevy engine year 1992, all the bench and connecting metals were changed to the engine, the cylinders were rectified and the pistons were changed and the hoops, the oil and others I slow the light on the dashboard that marks oil, to try to solve the oil for another, the problem followed, and the entire electrical system was reviewed which has no problems, but in the same way I kept turning the oil light, Nous avons mesuré la pression de l'huile dans le coup de filtre à huile dans les manuels ... il me dit un filtre obstrué et un roulement d'arbre à cames somptueux, l'axe de thé est incorporé dans le cylindre ainsi que la photo le montre ... les solutions QE me donnent