1966 Pontiac GTO in parking lot, front-left 3/4 view - Aaron of L.A. Photography/Shutterstock Rewind back to 1961. Pontiac's V8 program was in full swing thanks to ...

When it comes to classic American muscle cars, you'll hear the terms "small block" and "big block" thrown around quite a bit. As one might assume, it's in reference to the actual physical size of V8 ...