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Manley Valve Spring, SPRING-1.437 DOUBLE

by Manley Performance
Special Order Item: This item is not stocked in-house and may require additional processing time before shipping. Details
Special Order Save 10% Save 10%
$235.42
$235.42 - $235.42
$235.42
$211.88
$211.88 - $211.88
$211.88

The Manley Street Master series delivers upgraded valve springs and components designed specifically for street-driven performance builds. Made from high-tensile chrome silicon steel with precision shot-peening and heat treatment for long life, Street Master parts offer improved valve control, reduced stress, and dependable performance over factory components. Ideal for naturally aspirated and mildly modified engines, these components give you stronger valve-train stability and smoother operation for spirited street driving without race-only complexity.

  • Designed for low stress and long service life
  • Chrome silicon material

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