https://classiccougarcommunity.com/tags/cylinder-heads/ Recent content in Cylinder Heads on Classic Cougar Community Hugo -- gohugo.io en-us Wed, 30 Mar 2011 04:33:25 +0000 https://classiccougarcommunity.com/articles/j-code-427-heads/ Wed, 30 Mar 2011 04:33:25 +0000 https://classiccougarcommunity.com/articles/j-code-427-heads/ The following document is a PDF containing two blueprints for the 1968 J-Code 427 cylinder heads. J-Code 427 Heads (3 MB)