Specification
Brand
Air Flow Research
Item Number
AFR2020-TI
Material
A356 Aluminum
Intake Port Volume
385cc
Exhaust Port Volume
135cc
Combustion Chamber Size
121cc
Valve Cover Bolt Pattern
Perimeter
Valve Angle
24°/4° Int, 15°/4° Exh
Valve Spring Pocket Diameter
1.725” O.D
Deck Thickness
0.750”
Minimum Bore Diameter
4.250”
Flat Mill
0.006” Per CC / Maximum 114cc
Angle Mill
0.009” Per CC / Maximum 104cc
Spark Plug Dimensions
14mm x 0.750” w/ Gasket Seat
Description
Enhance your big block Chevy with the Air Flow Research BBC 385cc CNC Alum Heads Magnum 121cc Assembled. These cylinder heads boast a 100% CNC ported combustion chamber, intake, and exhaust ports. They feature titanium retainers and angle plugs, perfectly designed for racing engines with large displacements. Engineered from robust A356 aluminum, these heads ensure optimal airflow and high RPM performance for your high-performance engine.
Disclaimer
Ensure compatibility with your engine model before purchase. Modifications may be necessary for certain applications.