AFR 212cc Gen 3 5.7L/6.1L Hemi - Full CNC - 69cc Chamber Driver Side
AIRFLOW RESEARCH
AFR 212cc Gen 3 5.7L/6.1L Hemi - Full CNC - 69cc Chamber Driver Side
The next level CNC-ported cylinder head for your 5.7L/6.1L or 6.2L/6.4L HEMI engine. The AFR 69cc Black Hawk Gen III Hemi Aluminum Cylinder Head delivers outstanding low-end performance with impressive street and strip capabilities, all while maintaining excellent top-end power.
Constructed from A356 aluminum using permanent-mold technology, this head features 100% CNC-ported intake ports, exhaust ports, and combustion chambers. Designed for high-performance applications, it includes a robust .750” thick head deck to support high-boost and high-horsepower builds. Enhanced water jacketing ensures improved cooling, while maintaining a minimum of .200” port-to-water-jacket thickness. A machine option is available to add bolt hole and dowel provisioning for Hellcat superchargers.
Included Components
- 100% CNC-Ported Intake Ports
- 100% CNC-Ported Exhaust Ports
- 100% CNC-Ported Combustion Chambers
- Competition 5-Angle Valve Job
- 8mm Bead Lock Intake Valve 2.125” x 5.135” O.A.L (AFR #7274)
- 8mm Bead Lock Exhaust Valve 1.650” x 5.150” O.A.L (AFR #7271)
- PAC Racing Springs 1.290” OD Hydraulic Roller Dual Valve Drag Race Spring, 140 lbs. on seat, .600” maximum lift, Max RPM 6300-6500 (AFR #8017)
- 10° Chrome Moly Retainers 1.245” O.D x .885” I.D x .655” I.D (AFR #8520)
- 10° 8mm Valve Keepers with Lashcap Recess (AFR #9009)
- Hardened Valve Spring Cup 1.380" O.D x 1.300" I.D x .570" I.D (AFR #8042)
- Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep (AFR #9060)
- Exhaust Valve Seats 1.696" O.D x 1.35" I.D x .375" Deep (AFR #9073)
- Intake Bronze Valve Guides 8mm x 2.100" O.A.L (AFR #9051)
- Exhaust Bronze Valve Guides 8mm x 2.100" O.A.L (AFR #9051)
Flow Bench Data (28" of Water Pressure, Superflow 1020)
| Lift (in) | Intake (CFM) | Exhaust (CFM) |
|---|---|---|
| .200 | 162 | 125 |
| .300 | 237 | 166 |
| .400 | 304 | 213 |
| .500 | 352 | 236 |
| .550 | 369 | 242 |
| .600 | 373 | 248 |
| .650 | 374 | 252 |
| .700 | 375 | 254 |
Specifications & Features
- Material: A356 Aluminum
- Intake Port Volume: 212cc
- Exhaust Port Volume: 64cc
- Combustion Chamber Size: 69cc
- Deck Thickness: .750"
- Valve Spring Pocket Diameter: 1.625"
- Flat Mill: .006" per cc (Max 62cc as cast chamber)
- Angle Mill: .009" per cc (Max 60cc as cast chamber)
CARB Status: NOT LEGAL FOR USE ON PUBLIC HIGHWAYS OR ROADWAYS.