I would peen them in place. Having one fall out into the cylinder is not unheard of and causes a very bad day.Andrew
Perhaps I should drive one out with a drift down through the injector socket so that it can be examined?
Quote from: "moTthediesel"Perhaps I should drive one out with a drift down through the injector socket so that it can be examined?Better do something.see this threadhttp://www.vwdieselparts.com/forum/viewtopic.php?t=7799&highlight=
I believe the pre-cups are inconel.I would try tapping them back in and then peening. Andrew