Edelbrock Performer 100cc Flat Tappet 50-State Legal Oval Port Cylinder Head BBC

Upgrade your Big Block Chevy with a dependable, street-ready cylinder head designed for performance and compliance. This Edelbrock Performer oval port cylinder head features a 100cc semi-open combustion chamber and is engineered to deliver strong throttle response and consistent power throughout an idle to 5,500 RPM range.

Features and Benefits:
- Designed for Big Block Chevy oval-port engines
- 100cc semi-open combustion chamber improves performance
- Compatible with hydraulic flat tappet camshafts
- Idle-5,500 RPM operating range for street applications
- 50-state street legal design (Performer 454-O)
- Heat crossover passage supports emissions-equipped engines
- Aluminum construction for durability and heat dissipation

Built from durable aluminum, this head includes premium valves and springs matched for hydraulic flat tappet camshaft applications. Its angle-milled chamber improves intake alignment and combustion efficiency, while the integrated heat crossover supports emissions-equipped engines. As a 50-state legal option, this head is ideal for street-driven muscle cars, trucks, and restorations requiring both performance and compliance.

Specifications:
- CNC Ported: No
- Combustion Chamber Volume: 100.0cc
- Deck Height: 10.2"
- Deck Thickness: 0.562"
- Exhaust Valve Diameter: 1.880"
- Guide Plates Included: Yes
- Intake Runner Volume: 290.0cc
- Intake Valve Diameter: 2.190"
- Material: Aluminum
- Push Rod Diameter: 0.375"
- Rocker Stud Diameter: 0.437"
- Valve Angle: 26 degrees
- Valve Spring Diameter: 1.500"
- Valve Spring Maximum Lift: 0.700"
- Valve Stem Diameter: 0.341"

Vehicle Fitment:
- Big Block Chevy Oval Port V8 Engines

Please Note: For hydraulic flat tappet camshaft applications only. Use Champion RC12YC plugs (14mm x 3/4", flat gasket). Match with Edelbrock head gasket sets. Verify compression, valvetrain geometry, piston-to-valve clearance, and emissions related requirements when installing on TBI engines.