Titanium Valve Spring Retainers (E11106) by Ferrea®. Pricing is Per 1 Piece. In Step Diameter: 0.6201". Type: 7° Pro CNC. Diameter: 1". Valve Stem Size: 0.2165". Double Sprin. Ferrea is pleased to offer our Pro-Series Titanium Retainers including sizes that fit both traditional Domestic springs and Sport Compact springs. Precision CNC-machined from aerospace quality titanium, these Pro Retainers are fully heat-treated and finished to exact tolerances, adding strength while offering a 40% weight reduction over conventional steel retainers. We have available applications for 6, 7, 8 (super 7) and 10 degrees. Examine the overall quality of Ferrea’s Pro-Series Retainers and see why professional engine builders demand Ferrea Racing Components.

Notes: Use with Ferrea Racing Springs #S10136. Ferrea Valve Lock # K10102.