I took a bone stock 292 to 5000 rpm. lol Here's a dampner from Summit. Same one I got for my 292. Just a stock replacement.

http://www.summitracing.com/parts/rnb-594-031/overview/make/chevrolet


1966 C10 292/tko600 http://67-72chevytrucks.com/vboard/showthread.php?t=596643
1964 C20 292/sm420