When I redid my 427 side oiler back in 2000 I used a new Melling high volume pump that had been all romanced. It came with an optional shim for the relief spring. I installed that shim and now feel that I shouldn't have My normal
oil pressure is almost 70 psi Starting engine really tested the drive gear roll pin. The engine cold runs terrible at low idle. revving has to be slight until
oil warms up. When I bought the car in 1999, I was warned to keep revs low until The
oil temp gauge showed at least140°