Edelbrock 60947 Performer RPM SBC NHRA Legal Cylinder Heads with 64cc Combustion Chamber and 2.020/1.600 Inch Valves

The Edelbrock 60947 Performer RPM cylinder heads are engineered for small block Chevy engines, offering high performance and NHRA compliance. Crafted from durable aluminum, these heads are designed to enhance airflow and combustion efficiency for racing and high-performance street applications. Featuring a 64cc chamber volume, they improve compression ratios while maintaining reliability under demanding conditions. The heads come bare, allowing for custom valvetrain configurations and accessory installation to suit specific engine builds. The 2.020-inch intake and 1.600-inch exhaust valves are optimized for maximum airflow, contributing to increased horsepower and torque. These heads are suitable for enthusiasts seeking NHRA-legal components that deliver consistent performance and compliance with racing regulations. The angle plug design facilitates easier spark plug access and maintenance, making them a practical choice for performance engines. Designed for small block Chevy applications, these heads provide a reliable upgrade for both competition and high-performance street builds.

Features:

• NHRA Legal Certification for racing compliance

• Bare aluminum construction for custom assembly

• Includes 2.020-inch intake and 1.600-inch exhaust valves

• 64cc combustion chamber for increased compression

• Small block Chevy application with angle plug design

• Optimized airflow for enhanced horsepower and torque

• Durable aluminum material for lightweight performance

• Designed for high-performance street and racing use