25-04-17, 11:33 PM
(25-04-17, 10:26 PM)vinnyb link Wrote: Why? What happens if you spray over the old paint?If you spray that primer on old paint, it dissolves and puckers up off the metal. Try it yourself on a small area. I would be inclined to just do your deoxidising and spray the PJ1 - its designed to be used without primer.
I hope I wont need the engine out any time soon... happy to live with it at the moment.
GC