DescriptionXceldyne, the leader in world class racing Valvetrain components, Built with the quality and engineering you’ve come to expect from Xceldyne’s successful racing heritage at extraordinary value! XCELDYNE Premium Titanium locks are the racers choice they are made with the finest titanium materials available. with extraordinary features, tightest tolerances and best finishes.Works With Following Retainers,Xceldyne,XRE512-S, XRE515-TL, XRE540-TL-S, XRE572TL, XRE572TL-S, XRE572-TL-S-N, XRE573-TL, XRE574-TL, XRE574-TL-S, XRE-574-TL-MC, XRE575-TL, XRE575-TL-S, XRE578-TL-S, XRE579-TL, XRE579-TL-SPAC Racing Springs Mini 8 Retainers R532, R544, R550, R552, R558, R559, R632, R643, R644, R650, R654, R658, R659, R660, R661, R672, R758, R768. Del West Retainers DW1579-PS, DW1326-PS-715
