Thanks for the comprehensive response. I went ahead and poured in 8oz of Seafoam yesterday to my 7.5qt system. I will drain it before 600 street miles (about three weeks from now). I also ran a can of spray through the top end for valve deposits. I known it's snake oil but have seen some...
I resealed the rocker studs a few months ago. Engine has 30k miles on it. Four breathers and no pcv. Total Seal rings with TNT top ring hand file gapped per manufacturer recommendations, cant recall what it was. Two of four breathers were restricted so I replaced them with large open element...
I currently run Amsoil 20w-50 ZRod with a Baldwin B6 filter on my roots blown SBC in my Chevelle. I have oil consumption issues and suspect my oil ring lands may need a serious cleaning due to some plugged breathers I was running causing crankase pressure that affected ring sealing. I am...