AFR Street Cylinder Head 180cc With 65cc Chamber For Small Block Chevrolet Engine

These AFR 180cc Street Cylinder Heads (0916) are a great entry-level performance upgrade, offering superior flow compared to re-worked factory heads. The intake, exhaust, and chambers are completely CNC ported. These cylinder heads are recommended for street, street/strip, or towing engines of up to 383 cubic inches, with up to 6000 RPM redlines.

Features and Benefits:
- A356 Aluminum Construction
- 180cc Intake Port Volume
- Stock Intake Port Location
- 50 State Legal

These AFR Cylinder Heads are 50-state legal upgrades for small block Chevrolet engines. These heads are made from cast aluminum, to reduce weight and provide high-temperature resistance. The heads are sold each.

Specifications:
- 2.050” H x 1.250” W x 5/16° Radius Intake Port Dimension
- 64cc Exhaust Port Volume
- 1.450” H x 1.550” W Exhaust Port Dimension
- .100” Raised Exhaust Port Location
- 65cc Combustion Chamber Size
- Perimeter Bolt Valve Cover Bolt Pattern
- 23° Valve Angle
- 1.460” O.D Valve Spring Pocket Diameter
- 1.750” O.D Max Valve Spring Pocket Machining