AR Big Block Chevy 320 or 360cc Aluminum Heads

AR Big Block Chevy 320 or 360cc Aluminum Heads

$1595.00

AR BBC clean cast aluminum heads come in a 320 or 360cc runner. Clean cast square port heads have reinforced valve train areas, 2.250-320cc and 2.3-360cc intake and 1.88″ exhaust valves in our assemblies. They are in stock and ready to ship. Just pick the runner size and what ever option you choose or not. Our heads use only Dart or Manley Valves, Comp Cams, Manley or Pac Springs, 10° locks and retainers with Dart Guide adjustable 3/8 guide plates and rocker studs.

 

Components

  • Fully Machined 320 or 360cc Clean Castings Aluminum Heads
  • AwesomeEngines® uses a Rolled Radius 45° or 50° Valve Job
  • Intake Ports with a 2.3″ Intake Vale Flow 375+cfm @ .800″ Lift
  • Exhaust Ports with a 1.88″ Exhaust Valve Flow 280 cfm @ .800″ Lift
  • Ductile Iron Valve Seats for Unleaded Fuel and Superior Usage
  • Bronze Alloy Fully Machined Valve Guides
  • Utilizes Existing BBC Intake Manifolds
  • Uses Standard BBC Header Pattern
  • Uses Standard BBC Rocker Arms
  • All Stock Hardware Bolts Directly to the Cylinder Heads
  • Increased Deck Thickness to Support Power Adders
  • Accessory Bolt Holes In Stock Location
  • Uses 4 Extra Long Head Bolts Over the Exhaust
  • Machined to 119cc Clean Cast Combustion Chambers
  • All Intake and Exhaust Ports have been hand Ported
  • Dart or Manley RM 2.25 or 2.3 ” Stainless Steel Intake Valves
  • Dart or Manley RM 1.88 Stainless Steel Exhaust Valves
  • All Valve Seats Hand Lapped to Insure Perfect Seal
  • Comp Cams 1.55 Dual Flat Tappet or Hydraulic Roller Springs for 650″ Lift
  • Comp Cams 10° Degree Chrome Moly Steel Retainers
  • Comp Cams 611-16 10° Machined Super Locks
  • U.S. PC Valve Stem Seals Installed (we never leave these off)
  • Comp Cams Hardened Spring Seats or Washers
  • Dart 7/16″ Rocker Studs and Dart Adjustable 3/8″ Guide Plates
  • Hot Washed Blown Dry, Lubed and Final Spring Set to Specifications
  • Professionally Assembled, Packaged and Sealed

Available Upgrades

116cc Combustion Chambers
+ $ 100.00
Manley 2.25 or 2.3 Intake and 1.88 Severe Duty Intake and Exhaust Valves
+ $ 295.00
Manley Extreme Duty and Marine Enconel Exhaust Valves
+ $ 295.00
Pro Series 12 Point Head Stud Kit
+ $ 95.00
1.64″ Pac or Manley 261424 Double Roller Valve Springs and Titanium Retainers for 850″ Lift Package (requires stud girdle or shaft rockers)
+ $ 325.00
1.67″ Pac or Manley 221447 Triple Roller Valve Springs and Titanium Retainers for 850″ Lift Package (requires stud girdle or shaft rockers)
+ $ 475.00
Comp Cams Pro Magnum Light Weight Roller Rockers in a 1.7 or 1.8 Ratio Available
+ $ 375.00
Jomar Complete Stud Girdle Kit with all Hardware and Adjusting Nuts
+ $ 255.00
T&D any Ratio Pro Series Shaft Rocker System
+ $1495.00
Jesel any Ratio Pro Series Shaft Rocker System
+ $1695.00
Fel Pro MLS Head Gaskets (up to 4.640 bore size and .053″ thickness, other sizes available)
+ $ 190.00
Manley Specific Fit Head Bolt Kit
+ $ 95.00
ARP Specific Fit Pro Series Head Stud Kit with 12 Point Fasteners and Washers
+ $ 275.00
ProFiler CNC Match Ported Intake Manifold
+ $ 495.00
Jomar Special CNC Ported 1¼” Spacer, Stud, Gaskets that actually makes up to 5hp and 10lbs of torque
+ $ 125.00

All Completed Heads Come with Specific Build Sheet, all Part numbers, Spring Rates and Installed Height Settings

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