glen242
Active member
I have used Dynomax ceramic coated headers, for about 10 years, on my 350 then on the 383.  Needed to dimple them a little for the Borgenson steering box.  TF 23* angle plug heads - no spark plug boot problems.
However, I don't believe Dynomax makes headers anymore.
				
			However, I don't believe Dynomax makes headers anymore.