I have a 2.3 stock rods, pistons, and crank with all new bearings and rings. The head is soild lift with a Johnson cam. the problem i am have is i am only getting 20 psi of oil pressure at idle. I have put a new oil pump new guage checked the bottom of the dist. when i roll the motor over befor with out puting the fire to it i only get 5 to 7 psi. i put the restrickter in and took it out it makes no diff. I am lost need help trying to race friday.