lifter noise

Hi All, After reading countless threads previously posted about lifter noise, I haven't seen any posts about lifter noise disappearing once the oil is warmed up. I've also seen plenty of different oil recommendations to quiet the noise from the regular 0W-40, usually 15W-50 is mentioned...

So after 2 years of my truck sitting, I finally bought a low vacuum supercharger bypass valve to fix my running issues after installing a lumpy boost cam (for the record I had oil pressure after the cam install but not after starting up after sitting for 2 years). It started up after installing...