AFR’s Black Hawk Mopar Gen III Hemi Cylinder Heads offer Hemi owners a new clean-sheet design.

Manufactured from A356 aluminum using permanent-mold technology, AFR Gen III Hemi Aluminum Cylinder Heads are outfitted with our trademarked .750” thick head deck to meet the boost and power demands of today’s OEM and aftermarket engines. We have improved the water jacketing for enhanced cooling while retaining a minimum of .200” port to water jacket thickness. Machine option avaliable to add bolt hole and dowel provisioning for Hellcat superchargers. Designed for use with hydraulic roller camshafts up to .650” of lift, these heads are available in three different versions.

185cc As-Cast Cylinder Heads

These heads feature as-cast 185cc intake and 75cc exhaust runners, 69cc as-cast 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.

224cc Cylinder Heads

These heads 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 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.

Quick Look: AFR's New BlackHawk Gen III Hemi Cyliner Heads