Comp Cams Valve Spring Retainer - Steel 1 in. x 0.640 in.; 16 pieces 2016-audi-r8-esi5063621 Porsche 997 Turbo

Porsche 997 Turbo

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

Mounting plate material: Carbon fiber

Hard panel construction with integrated folding mechanism delivers clean

Comp Cams Valve Spring Retainer - Steel 1 in. x 0.640 in.; 16 pieces 2016-audi-r8-esi5063621 Porsche 997 Turbo7 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