InstantForum.NET v4.1.4Y-BlocksForever Forumhttp://www.y-blocksforever.com/forums/jculver@y-blocksforever.comWed, 08 Feb 2012 22:26:14 GMT20http://www.y-blocksforever.com/forums/Topic40451-3-1.aspxcool, thanks, should be all I need to know to get some coming...Tue, 02 Mar 2010 08:23:38 GMTDanhttp://www.y-blocksforever.com/forums/Topic40451-3-1.aspxAll Ys as far as I know take 1 3/4" freeze plugs and a 2 1/16" cam plug. Mon, 01 Mar 2010 19:00:22 GMTmctim64http://www.y-blocksforever.com/forums/Topic40451-3-1.aspxWent to RockAuto.com the other day to get some freeze plugs for our '57 y-block. The ones they had listed were 50 something mm and when I measured the holes in my block they looked to 40 something mm (or vice versa, either way it didnt seem to jive) Did I measure wrong or are there different sizes available for different blocks???</P><P>I am really going to push to have this thing fired up for you guys soon!!! thanks-Mon, 01 Mar 2010 15:56:39 GMTDan