Edelbrock 5089 Cylinder Head

E-street™ cylinder heads are an all new line of Edelbrock heads designed for entry level street performance engines, ideal for operating in the idle to 5500 RPM range. Manufactured in the USA, by Edelbrock, these heads feature A356 aluminum castings that are heat treated to T6 spec for superior casting strength and quality. Their modern combustion chamber designs improve the combustion process and larger than stock intake and exhaust ports move more air through your engine. These features improve an engine's efficiency, resulting in more Horsepower and Torque and improved mileage potential. Dyno tests showed a gain of 16 Horsepower and 11 Foot/Pounds of torque over our overseas competitor

• A356 Aluminum Castings That Are Heat Treated To T6 Spec For Superior Casting Strength And Quality
• Their Modern Combustion Chamber Designs Improve The Combustion Process And Larger Than Stock Intake And Exhaust Ports Move More Air Through Your Engine
• Heli-Coil Threaded Inserts In The Rocker Stud Bosses For Proper Torque Load Without Damaging Threads
• Hardened Spring Cups Between The Valve Springs And Casting For Wear Protection
• Limited 1 Year Warranty