You could of called a few locals to come over and sit in the car and watch the oil pressure gauge even if it is not a Mechanical gauge. I have run some what of the same set up years and years ago. I restricted the oil to the heads because of it being roller everything. What oil pump are you running, there is always an improvement there that can be done. What oil are you running. If this is just a rocker change go back and read B.G.Racing post. If you have not solved your problem by the time your read this post, there are plenty of locals that can come and give you a hand within a hour of were you live.