The 305 HO V8 revved up to a maximum of 5,500 RPM, and it powered muscle cars like the Camaro Z28 and IROC-Z. The Camaro Z28 and IROC-Z models started production in 1983, before they were ...

1985 Chevrolet Camaro Z28 IROC-Z Reserve: $30,000 Selling Price: $33,180 Recent Market Range: $32,000-$48,000 By the mid-1980s, Ford and GM were both finally starting to shake off a decade and a ...