Ken Zimmer swapped a 351-Windsor into his 1967 Mustang convertible. Equipped with 1969 351W heads, the slightly over 9:1 compression motor sports a mild flat-tappet hydraulic cam (0.472/0.496-inch ...
Whether you're a seasoned Mustang modifier or are just now enjoying the ownership of your first classic Mustang, you are probably familiar with one of the golden rules of tinkering: For every positive ...