1.570 Valve Springs

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$562.99
MSRP: $572.99
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Info

SKU:ISK9988-RAD

SKU: ISK9988-RAD

MPN: 9988RAD

Info

SKU:
ISK9988-RAD
MPN:
9988RAD

Description

The 1.570 Valve Springs by ISKY CAMS are essential components for performance-oriented engine builders and automotive enthusiasts looking for reliable valve control at elevated RPMs. These springs are particularly suited for small-block engines commonly found in domestic performance builds, ensuring optimal performance in various applications.

Engineered with precision wire diameter and coil geometry, the 1.570 valve springs maintain consistent spring pressure across the entire rev range, preventing valve float and ensuring positive valve seating. This is critical for engines with aggressive cam profiles, higher lifts, or modified ignition timing. The design also prevents coil bind at maximum valve lift while maintaining adequate closing pressure, which is vital for performance reliability.

Performance builders, engine machine shops, and restoration specialists will find these valve springs beneficial for enhancing engine longevity and repeatability. Properly matched valve springs are crucial for achieving the desired performance in both street and track applications, making them a non-negotiable component for serious automotive projects.

SpecificationDetail
MPN / Part Number
9988RAD
SKU
ISK9988-RAD
Dimensions
3.4 x 3 x 12.4 in
Weight
5.95 lbs
Outer Diameter
1.570 inches
Application Type
Performance/Modified Engines
Recommended RPM Range
5500–7500 RPM (cam dependent)
Key Benefit
Prevents valve float; maintains consistent seat pressure
Installation Note
Verify pressure rating against specific cam profile

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