The Edelbrock valve spring retainers specified for Ford 460 big-block applications are machined, heat-treated steel pieces with a black oxide finish to resist rust and corrosion. They work with 11/32" valve stems and 7-degree locks and are supplied as a set of 16 for use with Edelbrock 5745 springs. These retainers provide strength and consistent seating for heavy-duty spring packages.
Edelbrock Retainers for Edel Perf RPM Ford 460 BBC w/ 5745 Springs