Specification
Brand
Air Flow Research
Item Number
AFR1124
Material
A356 Aluminum
Intake Port Volume
227cc
Combustion Chamber Size
65cc
Valve Angle
23°
Max Valve Spring Pocket Machining
1.680”
Deck Thickness
.750”
Minimum Bore Diameter
4.00”
Flat Mill
.006” per cc 60cc Maximum
Angle Mill
.009” per cc 55cc Maximum
Valve Spring Pocket Diameter
1.580” O.D
Spark Plug Dimensions
14mm x .750” w/ Gasket Seat
Recommended RPM
7200-7400
Valve Specification
2.100/1.600 inch
Description
The Air Flow Research SBC 227cc CNC Alum Heads are engineered for maximum power and efficiency. With 100% CNC ported intake, exhaust, and combustion chambers, these aluminum heads are designed for racing enthusiasts seeking high performance. They include 2.100/1.600 inch valves and 1.550 inch springs with an aluminum construction, ideal for Small Block Chevy applications. The 60/40 valve spacing ensures optimized airflow and improved performance. These heads are perfect for competitive racing setups, providing reliability and enhanced engine power.
Disclaimer
Compatible with specific Small Block Chevy setups. Performance results may vary based on engine configuration. Professional installation recommended.