The drawback to a big-block's burly output was, and still is, the increased weight of the engine ... a solution direct from GM. The ZL1 was a 427 rendered in aluminum to save weight and carried ...

He thus ordered 50 versions of the Camaro, later dubbed the ZL1 after the name of the engine, to be shipped with Chevy's aluminum 427 ci V8 NASCAR powerplant. In the end, other dealers heard of ...

Also in 1969, Chevrolet built two "ZL1" 427 Corvette coupes. The ZL1 engine was essentially an all-aluminum version of the L88, with the aluminum cylinder block and heads offering a tremendous ...

Inside the 1967 Chevy Corvette, the passenger-side handhold above the glovebox door was eliminated. The seats were redesigned ...