Description
Valve springs are the backbone of reliable power delivery at high RPM, and Isky’s 1.560 springs deliver the consistency you need to hold valve timing without float or failure. Built to tool room tolerances, these dual-spring assemblies provide the stability required for aggressive cam profiles and sustained engine performance. Whether you’re running a street engine or circuit application, this set of 16 springs ensures every cylinder fires with precision.
- Dual spring with damper
- 500 lb/in rate
- 1.560 in OD
- 1.200 in coil bind
- Set of 16 springs
- Tool room tolerances
- Isky MPN 9985
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