Comp Cams Valve Spring Retainer - Steel 1 in. x 0.640 in.; 16 pieces 2016-audi-r8-esi5063621 Orange handles with contrasting flat

Orange handles with contrasting flat heads make each size instantly visible

Compatibility with side airbags depends on your vehicle's airbag placement and cover design

3D styling — Modern design without reshaping or cutting the rear panel

Clamps and installation accessories

The 5mm width is designed to anchor wrap securely without bunching it

Comp Cams Valve Spring Retainer - Steel 1 in. x 0.640 in.; 16 pieces 2016-audi-r8-esi5063621 Orange handles with contrasting flat7 Steel Retainers: 1. 055" Spring Diameter Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs. New COMP Cams Steel Retainers are the perfect solution to this problem. COMP engineers used 3D CAD with FEA to design retainers with a modern and advanced contoured top profiling for lower stress, increased lift and a reduction in mass. The retainers are CNC machined to exact tolerances using CAD CAM