Edelbrock Gm Ls Cathedral Port E-Street Cylinder Heads .660" Dual Springs

The Edelbrock E-Street Cylinder Heads designed for GM LS Cathedral Port 64cc Pair #7764 are engineered to excel in high-performance or stock replacement applications, offering superior performance for aftermarket GM LS Cathedral port heads. Maintaining the same architectural design as factory heads, these LS cathedral port heads ensure hassle-free compatibility with all stock components.

This assembled pair showcases dual valve springs, chromemoly steel retainers, heavy-duty stainless steel valves, and high-quality valve seals – all meticulously inspected and assembled by proficient Edelbrock technicians. The dual springs, capable of handling up to .660” lift, are well-suited for a variety of mild to hot camshaft grinds.

Crafted from premium materials and machined to the industry’s strictest tolerances, Edelbrock E-Street LS Cathedral Port Cylinder Heads feature premium manganese bronze valve guides for extended wear. Emphasizing precision tolerances on valve seat concentricity, these heads ensure secure valve sealing, eliminating any leak down and increasing cylinder pressures during engine operation.

Incorporating the patented Clean Cast Technology™ found in all Edelbrock cylinder heads, these components eliminate casting flaws, fostering a smoother internal surface finish for enhanced air and coolant flow. These benefits translate to increased power and superior cooling right out of the box. The unique dual spark plug pocket design provides flexibility, allowing the use of both the factory-style tapered seat spark plugs or gasketed seat spark plugs with wider heat ranges for optimal tunability. The Edelbrock E-Street Cylinder Heads for GM LS Cathedral Port 64cc Pair #7764 deliver reliable performance and elevated cooling efficiency for various applications.