--- In dmcnews@xxxx, "Paul Salsbury" <paul.salsbury@xxxx> wrote: > Now its back together with new muffler, apart from being a lot quieter, it is blowing a fair amount of blue tinted exhaust. > > What is causing this? Blue exhaust = you're burning oil. Valve guides or piston rings. Both are pretty rare failures on a PRV, but Bad Things Happen when an engine is not run for many years. Dave Swingle