2012 Chevrolet COPO Camaro is available in three variants:
An LS7-based naturally aspirated 427 (7.0L) V-8
A supercharged, LSX-based 327 (5.3L) V-8 featuring a 2.9L supercharger
A supercharged, LSX-based 327 (5.3L) V-8 featuring a 4.0L supercharger