The AFR Renegade line of cylinder heads for the small block Ford feature 100% 5-AXIS CNC ported intake, exhaust as well as the combustion chambers; and are available in street and competition versions. The 165cc and 185cc models are CARB Certified EO #D-250-3 for vehicles model year 1995 and older. While the 195cc, 205cc and 220cc heads are designed for aggressive, non-emissions compliant street or race applications.