The Edelbrock Sure Seat valve spring (part #5845) is a replacement spring set for Edelbrock cylinder heads specified for hydraulic roller camshafts with a 1.800" installed height. Made from high‑quality spring wire and precision wound to close tolerances, these springs restore correct seating behavior for compatible Edelbrock heads and are intended as direct replacements where that installed height and cam type are required.
Edelbrock Valve Springs for Hydraulic Roller Cam w/ 1 800In Installed Height