Edelbrock Gm Ls Cathedral Port E-Street Cylinder Heads .570"

The Edelbrock E-Street Cylinder Head designed for GM LS Cathedral Port 64cc Individual #7763 is engineered to excel in both high-performance and stock replacement applications, offering optimal performance for aftermarket GM LS Cathedral port heads. These LS cathedral port heads maintain the same architecture as the factory heads, ensuring seamless compatibility with all stock components.

Assembled with precision by skilled Edelbrock technicians, these heads feature Beehive™ Valve Springs, chromemoly steel retainers, heavy-duty stainless steel valves, and high-quality valve seals. The Beehive Springs, capable of handling up to .570” lift, are well-suited for a range of mild to hot camshaft grinds. Crafted from premium materials and machined to industry-leading tolerances, Edelbrock E-Street LS Cathedral Port Cylinder Heads incorporate premium manganese bronze valve guides, emphasizing durability while maintaining precise tolerances on valve seat concentricity.

The incorporation of patented Clean Cast Technology™ in all Edelbrock cylinder heads eliminates casting flaws, promoting a smoother internal surface finish for improved air and coolant flow. This results in enhanced power and superior cooling right out of the box. The unique dual spark plug pocket design allows flexibility in using either the factory-style tapered seat spark plugs or gasketed seat spark plugs, offering a wider range of heat ranges for maximum tunability. These cylinder heads deliver reliable performance and increased cooling efficiency for a variety of applications.