ZL1 All-Aluminum Big-Block
21ST CENTURY ZL1
A TRIBUTE BUILD OF THE LEGENDARY ALL-ALUMINUM BIG-BLOCK DELIVERS BIG TORQUE AND GREATER STREET PERFORMANCE
It’s been said that legends rarely live up to their hype, but the original, all-aluminum ZL1 big-block did just that.
Originally conceived as a lightweight racing engine for the Can-Am road racing series (Group 7), the original, solid-lifter 427ci ZL1 engine was never intended for production vehicles, but Chevrolet’s motorsports engineers never counted on an enterprising and forward-thinking Illinois dealer named Fred Gibb. He used Chevrolet’s COPO (Central Office Production Order) special-order system to produce the legendary Camaro ZL1.
Even though
