The NHRA Technical Department recently made changes to the Class Guide.
2016 Chevrolet COPO Camaro 350 580/580 was recently added.
2016 Chevrolet COPO Camaro 376 410/410 was recently added.
2016 Chevrolet COPO Camaro 409 450/450 was recently added.
2016 Chevrolet COPO Camaro 427 470/470 was recently added.