Originally Posted by 1988prostar190
All summer I have been thinking this rattle clunking sound is from my transmission but everything in the tranny is mint. So if now I'm looking into the engine end of things, would the timing chain be first to check when searching for a clunking rattle at low rpm and hot.
Most definitely your damper plate! I just went through this last year with my 1989.
Here's what you need: http://www.skidim.com/prodinfo.asp?number=R140001