Watch in action

High-Performance 8-Degree Valve Locks with +.050 Height

Achieve the perfect valve spring installed height with these PAC Racing Springs 11/32 valve locks. Designed specifically for builders who need that extra +.050 inch height adjustment, these 8-degree steel locks are essential for fine-tuning your valvetrain geometry. Whether you are correcting spring pressure or compensating for valve seat machining, these precision components provide the reliability you need for competitive racing.

Key Features and Benefits

• Adjustable Geometry: +.050 inch height allows for precise spring pressure tuning.
• High-Strength Steel: Built to withstand the rigors of high-RPM engine environments.
• 8-Degree Taper: Industry-standard angle for maximum retainer compatibility.
• Durable Coating: Black oxide finish prevents rust and reduces friction.

These locks are crafted to meet the strict demands of professional engine builders. By utilizing the correct lock height, you can optimize your spring seat pressure and ensure your valvetrain remains stable throughout the entire RPM range. The 11/32 inch stem compatibility makes them a versatile choice for a wide variety of performance cylinder heads. Don't let improper valvetrain geometry rob your engine of power or reliability. Trust in the quality of PAC Racing to keep your valves secure and your engine running at its peak. Explore our full catalog of performance valvetrain upgrades available at GGCRACING.