10° Steel Retainers: 1.500"-1.550" Spring Dia.
Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs
Advanced contoured top profiling for lower stress, increased lift and a reduction in mass.
CNC-machined to exact tolerances using CAD/CAM software.
High-grade SAE 4140 chromemoly steel with no lead
Black oxide finish to prevent corrosion.
Includes 16 Retainers
Super Lock™ Retainers
10° Lock Angle - All Valve Stem Sizes - 1.500" -1.550" Spring Diameter