The Edelbrock part #79259 Small Block Ford E-CNC 185 cylinder head is the ultimate in performance. This cylinder head is fully CNC ported for maximum horsepower and torque, making them ideal for high-performance's street and light duty racing applications. They also feature high-quality lightweight valve springs and heavy duty hardware for maximum lift and maintain the stock exhaust port location.E-CNC 185 FORD FEATURES:- CNC ported to achieve optimal air-flow for maximum horsepower and torque in high Performance's street and light duty racing applications- The casting and port designs are all new and engineered for great performance- Fully CNC'd intake ports, combustion chambers and exhaust ports for improved air-flow- Head feature 2.02" intake and 1.57" exhaust, 8mm stem valves and are equipped with conical valve springs and steel retainers for a lightweight and durable valve train combo- Aggressive 18deg valve angle for maximum performance and accepts common intake manifolds such as Edelbrock Performer RPM and RPM II- Equipped with valve springs for use in hydraulic roller applications- Combustion chamber size of 59cc- Maximum lift: flat tappet; .600", roller lifter springs; .670"
