Edelbrock E-Street 70cc Complete Cylinder Head Pair SBC

Enhance the performance of your Small Block Chevy with this pair of Edelbrock E-Street 70cc cylinder heads. Designed for 1955-1986 SBC engines, these heads are ideal for entry-level street performance builds, delivering improved airflow, combustion efficiency, and overall engine response in the idle-to-5500 RPM range.

Features and Benefits:
- Designed for Small Block Chevy 1955-1986 engines
- 70cc combustion chambers for balanced performance
- Larger intake and exhaust ports improve airflow
- Dyno-tested gains in horsepower and torque
- Aluminum A356 construction for durability and heat dissipation

Constructed from durable A356 aluminum, these cylinder heads feature modern combustion chambers and larger-than-stock intake and exhaust ports to increase airflow and efficiency. The result is measurable gains in horsepower and torque, along with improved drivability. Sold as a complete pair, these heads provide a reliable and cost-effective upgrade for classic SBC engines.

Additional Notes:
- Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.
- Designed for use with hydraulic flat tappet camshafts only.
- Not compatible with hydraulic roller camshafts.
- Use with hydraulic flat tappet camshafts with .550" max lift.
- Requires hardened pushrods.
- Not legal for sale or use on pollution-controlled motor vehicles.

Vehicle Fitment:
- Small Block Chevy 265/ 283/ 302/ 305/ 307/ 327/ 350/ 400