Product Description Specifications Precision machined from 6AL4V titanium, this retainer features better material consistency and bullet proof durability. This 7 degree retainer fits Ford 4.6L 2 Valve engines with our 26123 Beehive valve spring. Category: Engine Components>Valve Springs, Retainers Core: N LTL: N MPN: 791-1 Proposition 65: Y Special Order: Y