Description
Rocker arm nuts are a critical fastening component that directly impacts valve train stability and reliability under high RPM conditions. The Comp Cams Hi-Tech Polylock design uses a nylon insert to prevent vibration-induced loosening, eliminating the need for safety wire or constant re-torquing during race season. If you’re running aluminum or stainless steel Pro-Mag rockers, this matched set ensures proper preload and consistent valve timing across all cylinders.
- Rocker arm nut
- Hi-Tech Polylock design
- 3/8-24 thread size
- Steel construction
- Black oxide finish
- Set of 16
- Vibration-resistant nylon insert
- Reusable design
- Compatible with Alm-Ss-Pro-Mag rockers






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