In Reply to: Re: I'd suggest you try replacing the tensioner if posted by wjcarnes on May 29, 2002 at 13:31:17:
it's never been changed. Just a shot in the dark I guess, but sounds like that could be it. Also, I've heard that header bolts come loose and make a heck of a clattering-type noise. Check those too.
While you are checking the plenum bush,check out the engine mountings etc.