470K views · 28K reactions | The 1966 Chevelle SS was one of the first muscle cars to come with a big-block engine option, a hallmark of performance cars. It was part of Chevrolet’s A-body platform, which was shared with other models like the Pontiac Tempest and Oldsmobile Cutlass. | Vintage cars collection | Facebook

Development continues. Big-Block burnouts in the first COPO 572. | Chevrolet Performance