Watch in action

Precision Valve Train Security

Ensure your valve train remains perfectly calibrated under high-RPM conditions with the Scorpion Performance Race Series Poly Locks. Designed for builders who demand reliability, these 3/8-24 thread rocker arm nuts provide superior clamping force compared to standard lock nuts. Whether you are building a street performance engine or a dedicated track machine, these fasteners offer the peace of mind required for consistent performance.

Key Features and Benefits

• Precision Engineering: Designed for 3/8-24 stud diameters to ensure a perfect fit.
• Race-Proven Durability: Constructed from high-strength steel with a corrosion-resistant black oxide finish.
• Superior Locking: The poly lock design prevents rocker arm adjustment drift during aggressive driving.
• Complete Set: Each package includes 4 high-quality nuts, perfect for partial upgrades or specific cylinder head configurations.

These fasteners are an essential upgrade for any engine build utilizing aftermarket rocker arms. By maintaining precise lash settings, you protect your camshaft and valve train components from unnecessary wear and potential failure. The low-profile design ensures clearance under most standard valve covers, making installation straightforward for both professional mechanics and DIY enthusiasts. Trust your engine build to the high-quality components found at GGCRACING.