Description
Valve spring retainers are critical components that maintain proper spring seat geometry and prevent valve float at high RPM. These 99956-16 retainers ensure consistent spring pressure and geometry across your entire valvetrain, directly impacting cylinder head stability and engine reliability under extreme load. Whether you’re building a dedicated race engine or upgrading a high-revving street build, quality retainers are non-negotiable for sustained performance.
- Material: Steel construction
- Quantity: Set of 16
- Angle: 7-degree design
- OD Steps: 1.135 in / 0.635 in
- Spring Compatibility: 1.540-1.630 in triple spring
- Fitment: Application-specific—verify your engine platform






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