385cc BBC Rectangle Port Cylinder Heads
$4975.00 per pair
385cc heads are AFR’s largest and best fl owing BBC heads! They feature 100% CNC ported intake, raised .375″ exhaust & 121cc chambers, A356 aluminum castings, Titanium retainers, and high quality components throughout. These heads are best suited for large displacement (565ci+) high RPM Big Block Chevrolet racing engines. AFR heads are available with Optional Upgrade.
Components
- A356 Aluminum Castings
- 100% CNC Ported Intake, Exhaust and Combustion Chambers
- Bronze Alloy 11/32″ Valve Guides
- Multi Angle Rolled Radius 2.350/1.88 Valve Job
- Flow 449/321 @.900″ 4.6 Bore 2-1/8 Tube ¾ Radius Tube
- 121cc Combustion Chambers
- 2.350 Intake and 1.880 Tulip Exhaust Stainless Steel Valves
- PAC 1940 1.625″ .850″ Lift Solid Roller Valve Springs
- Titanium Retainers and 11/32 Lash Cap Lock Keepers
- Valve Spring Seat Cups, PC Seals
- ARP Intake and Exhaust 7/16 Rocker Studs
- Adjustable 3/8 Guide Plates
OPTIONS
Nextek #221425-16 1.640 320lb Green Stripe Dual Valve Spring 860lb
+ $191.00
Inconel Exhaust
+ $185.00
235-4713 ARP Head Bolt Kit
+ $265.00
ISKY RED ZONE EZROLL Bushed Lifters
+ $1795.00
Edelbrock 28962 Super Victor 4500 CNC Match Ported Intake Manifold
+ $999.00
Nextek #221455-16 1.500 797lbs/.in Lightweight Valve Springs
+ $500.00
T&D #6065 1.70 Ratio Shaft Rockers
+ $1901.00