1.274 Dual Valve Springs Drag Race (16)

The 1.274 Dual Valve Springs Drag Race set from PAC Racing Springs is an essential upgrade for serious drag racing engines that require precise valve control at high RPMs. Designed for high-performance applications, this set of 16 dual valve springs is engineered to ensure consistent valve seating under extreme acceleration loads. Whether you're building a dedicated drag car or enhancing an existing engine platform, these springs help unlock maximum power while maintaining reliability during sustained high-RPM operation.

With a 1.274-inch seat diameter, these springs are optimized for aggressive cam profiles and extended valve lift, effectively preventing valve float that can lead to power loss and engine damage. The dual-spring design offers superior damping characteristics compared to single springs, eliminating harmful harmonic oscillations and ensuring reliable valve closure timing across the entire RPM range. PAC Racing Springs utilizes high-carbon alloy steel that is heat-treated to maintain consistent spring rates through numerous heat cycles.

This set of 16 springs is designed for complete engine applications, providing precision coiling that guarantees identical pre-load and load rates across all cylinders. This balance is critical for optimal engine performance, making these springs ideal for competitive drag racing and high-RPM applications. Upgrade your engine with PAC Racing Springs to experience enhanced performance and reliability on the track.