ProMaxx Performance 9200HR: Maxx 200 Series Aluminum Cylinder Heads
200 Series Intake Port Volume
Maxx 200 Series Aluminum Cylinder Heads Small Block Chevy 200 cc Intake / 72 cc Exhaust Ports 64 cc Combustion Chambers 2.02 in. Intake / 1.60 in. Exhaust Valves Hydraulic Roller .600 in. Max Lift Assembled Pair