Edelbrock 1.150 Valve Springs 16 Pack E-Street Heads NG90 1 Approved head & neck

1 Approved head & neck restraint system and it is manufactured of high quality composite and carbon fiber in the USA

Teflon(R) is a DuPont trademark

8-degree maximum advance/retard

Weld-in kit provides a mounting point for rear coil-over shock mounts on tube

Seat pressure: 93 lbs

Edelbrock 1.150 Valve Springs 16 Pack E-Street Heads NG90 1 Approved head & neckEdelbrock part #5824 Sure Seat Valve Spring Kit are replacement valve springs for early E Street Cylinder heads with 1. 250" dia. Valve springs. Made of highest quality spring wire and precision wound to close tolerances. For camshaft warranty compliance, use only the springs recommended by Edelbrock for each camshaft application. Set of 16. Edelbrock, 5824, sure seat, valve spring, kit, single, 1. 250, outside diameter, steel retainers, steel locks,