Edelbrock Performer RPM 60cc Flat Tappet Small Bore Cylinder Head SBC

Improve airflow, throttle response, and street-performance power with this Edelbrock Performer RPM cylinder head for Small Block Chevy small bore engines. Designed specifically for 1955-1986 SBC applications, this complete aluminum cylinder head features 60cc combustion chambers and 170cc intake runners that help deliver crisp acceleration and strong mid-range power across the 1,500-6,500 RPM range.

Features and Benefits:
- Designed for 1955-1986 Small Block Chevy engines
- Complete single cylinder head assembly
- Compatible with hydraulic flat tappet camshafts
- 60cc combustion chambers support higher compression small bore builds
- 170cc intake runners and 65cc exhaust runners improve airflow and response
- Strong 1,500-6,500 RPM street-performance operating range
- Angled spark plug design enhances combustion efficiency and clearance
- Includes bronze valve guides and hardened steel guide plates
- Premium valves and performance valve springs installed
- Satin aluminum construction reduces weight and improves heat dissipation

Equipped for hydraulic flat tappet camshaft applications, this cylinder head includes premium valves, bronze valve guides, hardened guide plates, and performance valve springs for reliable operation in demanding street builds. The angled spark plug configuration improves combustion efficiency and header clearance, making this head an excellent upgrade for muscle cars, street rods, and performance-oriented SBC combinations.

Specifications:
- Designed for use with hydraulic flat tappet camshafts
- Finish: Satin
- Intake runner volume: 170cc
- Exhaust runner volume: 65cc
- Combustion chamber volume: 60cc
- Spark Plug design: Angled
- Intake valve diameter: 1.909"
- Exhaust valve diameter: 1.50"
- Valve stem diameter: 11/32"
- Valve guides: Manganese Bronze
- Deck thickness: 9/16"
- Valve spring diameter: 1.46"
- Valve spring maximum lift: .575"
- Rocker stud: 3/8"
- Guide plate: Hardened steel
- Pushrod diameter: 5/16"
- Valve angle: 23 degrees
- Exhaust port location: Stock
- Spark plug fitment: 14mm x 3/4" reach, gasket seat

Vehicle Fitment:
- 1955-1986 Small Block Chevy Engines

Please Note: To use stock rockers, .100" longer pushrods are required (Edelbrock #9629). Not for engines under 4" bore unless using low-lift cams (<.450"). Always verify piston-to-valve clearance, spring pressures, rocker geometry, and spark plug reach. Use Edelbrock recommended gasket sets and hardware for best results.