pistonhead351 flim hunter May 1, 2005 75 0 0 Sep 11, 2006 #1 Sep 11, 2006 #1 is there any significant changes in the trickflow twisted wedges over the years?
RYC CUKR Founding Member May 19, 2002 1,437 1 38 Orlando Sep 11, 2006 #2 Sep 11, 2006 #2 I believe that at some point they changed from iron valve guides to bronze ones. The bronze ones are better so keep that in mind if you are looking for a set of used heads.
I believe that at some point they changed from iron valve guides to bronze ones. The bronze ones are better so keep that in mind if you are looking for a set of used heads.
