By 1985, the IROC-Z hit the scene and quickly became the must-have F-Body. The IROC-Z was also the first Camaro to squeak under the seven-second mark on its way to 60 mph. It knocked it out in 6.9 seconds courtesy of its fuel-injected V-8 that was good for 215 horsepower and 275 pound-feet of twist.
