Fast Lane Only on MSN

Chevy engineers knew the ZL1 was underrated and kept it that way

The ZL1 badge has always carried a quiet asterisk. On paper, Chevrolet’s wildest big blocks and supercharged V8s looked ...
Fast Lane Only on MSN

Chevy rated the 1969 Camaro ZL1 at 430 hp but it secretly made far more

The 1969 Camaro ZL1 arrived with an official 430 horsepower rating, a number that already sounded outrageous for a street car ...