AFR 185cc Gen 3 5.7L/6.1L Hemi – As Cast – 69cc Chamber Passenger Side

AFR 185cc Gen 3 5.7L/6.1L Hemi – As Cast – 69cc Chamber Passenger Side

The ultimate OE replacement or stock rebuild cylinder head for your 5.7/6.1L Gen III Hemi. Manufactured from A356 aluminum using permanent-mold technology, AFR’s 185cc As-Cast Black Hawk Gen III Hemi Aluminum Cylinder Heads feature a robust .750” thick head deck to handle the boost and power demands of today’s OEM and aftermarket engines. Enhanced water jacketing improves cooling while retaining a minimum of .200” port-to-water jacket thickness. Optional machining is available to add bolt hole and dowel provisioning for Hellcat superchargers. Designed for hydraulic roller camshafts up to .600” lift. Please see footnotes for additional details.

Included Components

• As-Cast Intake Ports
• As-Cast Exhaust Ports
• CNC Combustion Chambers
• 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, Max RPM 6300-6500) (AFR #8017)
• 10° Chrome Moly Retainers 1.245” O.D x .880” I.D x .655” I.D (AFR #8521)
• 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 Chart (185cc Gen III Hemi As Cast)

Test conducted at 28″ of water (pressure) on Superflow 1020
Bore Size: 4.060″, 3/4″ radius plate exhaust, 1 3/4″ curved pipe

Specifications & Features

• Material: A356 Aluminum
• Intake Port Volume: 185cc
• Exhaust Port Volume: 64cc
• Combustion Chamber Size: 69cc
• Deck Thickness: .750″
• Valve Angle: Stock
• Flat Mill: .006″ per cc/ Max 62cc
• Angle Mill: .009″ per cc/ Max 60cc
• Spark Plug Dimensions: 14mm x 1″

Legal Notice

These products are illegal to operate on any public highway. They are only legal if used on a dedicated racing vehicle. Violations may result in fines and registration penalties.