Send an answer to a topic: What Makes The 1967 Chevy Impala Special And How Much They're Worth Today
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what makes the 1967 Impala special ? in one word : Supernatural.. 
Here is an article from MSN/HotCars about What Makes The 1967 Chevy Impala Special And How Much They're Worth Today including the exclusive SS427 which "Only 2,124 SS Impalas were equipped with the high-performance 427 engine." 