ncsdaonex
Well-Known Member
- Joined
- Dec 5, 2008
- Messages
- 181
- Vehicle Year
- 1990
- Transmission
- Manual
i have an 89 ranger that i plan on turbo charging. now it makes a slight tapping noise at idle but goes away when rpms climb, now it sounds like it is coming from under the valve cover. is it anything to worry about especially if i turbocharge it?