AFR Black Hawk Gen III Aluminum Cylinder Heads | Summit Racing

Black Ops

Manufactured from A356 aluminum using permanent-mold technology, AFR’s Black Hawk Gen III Hemi Aluminum Cylinder Heads have features other castings can’t offer. The .750 inch thick head deck can handle the boost and power demands of naturally aspirated and power adder engines. The water jackets provide enhanced cooling while retaining a minimum of .200 inch port-to-water jacket thickness. Designed for use with hydraulic roller camshafts up to .650 inch of lift, the Black Hawk heads are available in three different versions:

224cc Cylinder Heads

These heads flow 393 CFM on the intake side at .650 inch of lift. They feature CNC-machined 224cc intake and 75cc exhaust runners, your choice of 69cc or 73cc CNC-profiled combustion chambers with 2.165 inch intake and 1.650 inch exhaust valves, and 1.270 inch diameter PAC Racing dual valve springs rated to .600 inch of valve lift. Assembled heads come with titanium valve spring retainers, 10 degree valve locks, and Viton valve seals.

212cc Cylinder Heads

These heads flow 376 CFM on the intake side at .650 inch of lift. They feature CNC-machined 212cc intake and 75cc exhaust runners, your choice of 69cc or 73cc CNC-profiled combustion chambers with 2.125 inch intake and 1.650 inch exhaust valves, and 1.290 inch diameter PAC Racing dual valve springs rated to .600 inch of valve lift. Assembled heads come with titanium valve spring retainers, 10 degree valve locks, and Viton valve seals.

185cc Cylinder Heads

These as-cast heads flow 3326 CFM on the intake side at .650 inch of lift. They have 185cc intake and 75cc exhaust runners, 69cc combustion chambers with 2.050 inch intake and 1.590 inch exhaust valves, and 1.290 inch diameter PAC Racing dual valve springs rated to .600 inch of valve lift. Assembled heads come with stainless steel valve spring retainers, 10 degree valve locks, and Viton valve seals.

AFR Black Hawk Gen III Hemi Aluminum Cylinder Heads are available fully assembled or as bare castings. They are sold individually in driver and passenger side versions.