Von , i remember you're post way back regards you're oiling issues , tis a pain you have'nt got to the bottom of this , i also had to open oil feed channel to enable stand to line up with head...............i fought a long battle regards pushrods getting burnt up , problem was adjuster was tool steel which just ate up 3 sets of pushrods , in the end Manton made me a set of pushrods with tool steel cups , no more issues.