An in-depth summary of casting numbers, dating systems, and mandatory features to look for on a 1970 Chevelle that must be present in order to be a true SS.
![Avatar](https://cdn.statically.io/img/i.pinimg.com/140x140_RS/0e/3c/5c/0e3c5c37c3154598ad1591df563138f1.jpg)
Joe Hutcherson