Description
Valve spring performance directly impacts cylinder head durability and engine RPM capability—weak or worn springs cause valve float and catastrophic engine damage. This 1.485″ OD valve spring kit delivers a stiff 355 lb/in rate with matched locks and retainers, giving you the control needed for high-rev applications without sacrificing reliability. Whether you’re building a street performance engine or preparing for competition, these steel components provide the consistency required for sustained power delivery.
- 355 lb/in spring rate
- 1.485″ outer diameter
- 1.150″ coil bind height
- Single spring configuration
- Includes damper
- Steel retainers
- Steel locks included
- Steel spring cups
- Complete kit assembly
- MPN: 98511-K31
