Edelbrock Victor Jr. 23-Degree 220cc Mechanical Roller Cylinder Head SBC

Build serious Small Block Chevy horsepower with this Edelbrock Victor Jr. 23-degree cylinder head. Designed for aggressive street and race applications, this complete aluminum cylinder head features CNC machined chambers and bowls for improved airflow consistency, enhanced combustion efficiency, and reliable high RPM performance. The 220cc intake runners and raised exhaust ports help support an impressive 530-580 horsepower potential right out of the box.

Features and Benefits:
- Designed for Small Block Chevy mechanical roller camshaft applications
- Complete single cylinder head assembly
- CNC machined combustion chambers and bowls improve airflow consistency
- Supports 530-580 horsepower potential out of the box
- 220cc intake runners and 85cc exhaust runners for high-performance airflow
- Maintains stock 23-degree valve angle and 1986-earlier intake flange pattern
- Angled spark plug holes improve clearance and combustion efficiency
- Raised exhaust port location enhances exhaust flow performance
- Includes premium valves, hardened guide plates, and performance springs
- Satin finish aluminum construction reduces weight and improves heat dissipation

Engineered for mechanical roller camshaft applications, this Victor Jr. head maintains the stock 23-degree valve angle and 1986-earlier SBC intake flange bolt pattern for compatibility with traditional Small Block Chevy setups. Angled spark plug holes improve clearance and combustion efficiency, while premium components including manganese bronze guides, hardened guide plates, and high-performance valve springs provide durability for demanding performance builds.

Specifications:
- Combustion Chamber Volume: 64cc
- Intake Runner Volume: 220cc
- Exhaust Runner Volume: 85cc
- Intake Valve Diameter: 2.10"
- Exhaust Valve Diameter: 1.60"
- Valve Stem Diameter: 5/16"
- Valve Guides: Manganese Bronze
- Deck Thickness: 11/16"
- Valve Spring Diameter: 1.55"
- Valve Spring Maximum Lift: .670"
- Rocker Stud: 7/16"
- Guide Plate: Hardened Steel
- Pushrod Diameter: 5/16"
- Valve Angle: 23 degrees
- Exhaust Port Location: Raised .300"
- Spark Plug Fitment: 14mm x .750" reach, gasket seat

Vehicle Fitment:
- Small Block Chevy Engines

Tech Tips:
- Match with Edelbrock head gasket sets or use Fel-Pro intake gasket #1206 and Fel-Pro exhaust gasket #1405.
- Requires hardened pushrods.
- Use head bolt kits for installation.

Please Note: Designed specifically for mechanical roller camshafts. Ensure piston to valve clearance, geometry, spring pressure, and chamber compatibility before installation. Use only gaskets and hardware compatible with 23 degree SBC cylinder heads.