The #5027 E-Series Cylinder heads are for SBFord engines. They are a step up in performance from our E-Street line. They feature larger runners for increased airflow, revised exhaust ports and larger dia. springs for high lift camshafts.
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The Edelbrock #5027 E-Series Cylinder heads are designed for Small-Block Ford applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased airflow, revised exhaust ports and larger diameter springs for higher lift camshafts, making them ideal for a spec series racer and larger displacement engines. The Edelbrock #5027 E-Street Cylinder heads also have as-cast ports and maintain the stock exhaust port location, making them compatible with OEM headers and hardware.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
EQUIPPED WITH SPRINGS FOR USE IN MECHANICAL FLAT TAPPET AND HYDRAULIC ROLLER CAMSHAFT; Hardened pushrods required, use Edelbrock #9632 (flat tappet only) for 302 applications. Will not accept rail rockers.; 289-302 V8s require Head Bolt Bushings #9680 and either Head Bolt Kit #8552 (7/16") or stock head bolts.; Match with Edelbrock head gasket sets.; Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.; Race-level performance while maintaining full compatibility with OEM equipment; Features larger runners for increased airflow and revised exhaust ports and larger diameter springs for higher lift camshafts making it ideal for a spec series racer and larger displacement engines; The exhaust port flange is in the stock location to allow for the use of off-the-shelf headers and hardware while the enlarged valves and ports support the power needed to compete at engine speeds of up to 6500 rpm; Capable of supporting more than 500 naturally aspirated horsepower and even more in forced induction applications