Description
Manley’s 1.570 Dual Valve Springs deliver the high-RPM stability and consistent lift needed for sustained performance builds without sacrificing reliability. The dual-spring design with integral damper eliminates harmonic distortion across the rev range, while the robust 534 lb/in spring rate handles aggressive cam profiles on forced induction and naturally aspirated engines alike. Whether you’re building a track-focused engine or maximizing power on existing hardware, these springs provide the precision engineering required for professional-grade results.
- Dual spring design with damper
- 534 lb/in spring rate
- 1.570 in outer diameter
- 1.190 in coil bind
- NexTek material technology
- Polished finish
- Set of 16 springs
- Manley MPN: 221440P-16
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