AFR 195cc Gen 3 5.7L/6.1L Hemi - Street CNC Ported, 69cc Chamber, Passenger Side

The AFR Street Hawk GEN III Cylinder Head is designed to boost performance for your 5.7L or 6.1L Hemi engine. Manufactured with A356 aluminum and permanent-mold technology, these cylinder heads offer superior port and chamber finishes. Engineered with CNC-ported intake runners, exhaust ports, and combustion chambers, the AFR 195cc Gen III Hemi Cylinder Heads are the perfect match for boosting the performance of stock or slightly modified engines. They come fully assembled, ready to install, and designed to withstand the power demands of today's engines.

Piston Specifications

Material: A356 Aluminum
Intake Port Volume: 195cc
Exhaust Port Volume: 64cc
Combustion Chamber Size: 69cc
Deck Thickness: .750"
Intake Port Dimensions: 1.750"H x 1.850"W
Exhaust Port Dimensions: 1.550"H x 1.760"W
Valve Spring Pocket Diameter: 1.625"
Spark Plug Dimensions: 14mm x 1"
Valve Cover Bolt Pattern: Perimeter Bolt

Technical Details

Competition 5-angle Valve Job
8mm Bead Lock Intake Valve: 2.050” x 5.108” O.A.L. (AFR #7272)
8mm Bead Lock Exhaust Valve: 1.590” x 5.135” O.A.L. (AFR #7273)
PAC Racing Springs: 1.290” OD Hydraulic Roller Dual Valve Drag Race Spring, 140 lbs. on seat, .600” max lift
Chrome Moly Retainers: 10° 1.245” O.D x .880” I.D x .655” I.D (AFR #8521)
Valve Keepers with Lashcap Recess: 10° 8mm (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)

Performance & Compatibility

The AFR 195cc Gen III Hemi Cylinder Heads are optimized for performance with hydraulic roller camshafts up to .600” of lift. Whether you're upgrading your stock 5.7L or 6.1L engine or modifying it for higher output, these heads are built to meet the demands of modern racing and street engines. The precision-engineered ports and combustion chambers, combined with the durable materials and components, ensure enhanced air flow and power. These cylinder heads are the ultimate choice for drivers who want to maximize engine efficiency and achieve impressive horsepower gains.

Flow Data

AFR's 195cc Gen III Hemi Cylinder Heads deliver outstanding flow capabilities. Flow data at various valve lifts is as follows:

Intake Flow: 160 CFM @ .200", 340 CFM @ .600"
Exhaust Flow: 121 CFM @ .200", 247 CFM @ .700"

Important Notes

These cylinder heads are intended for racing use only and are not legal for use on public highways or vehicles operated on public roadways. Violations may result in fines and other penalties. They are designed for dedicated racing applications and should not be used in street vehicles.