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Manley Performance

Manley Subaru WRX/STi .490in Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)

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CODE: MAN26185
$561.04
$532.99 In Stock Sold out
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Manley Performance Valve spring and Retainer Kits take the guess work out of making your valvetrain race-ready. Engineered for maximum durability, stability, and precision in high-performance and racing applications, these chrome-silicon alloy springs provide exceptional fatigue resistance and high-tensile strength, ensuring consistent valve control at extreme RPMs. Save time and money with these kits, featuring premium springs, retainers, designed to handle aggressive aftermarket camshafts.

  • Includes matched Valve Springs, Retainers, and Locks (if part number ends in "K"). Spring Locators included in some applications.
  • Includes 7 Machined Valve Locks manufactured from the premium quality heat treated steel
  • Heat treated aerospace grade titanium retainers CNC machined to exacting tolerances
  • Designed to handle aftermarket camshafts and up to 10,000 RPM

This Part Fits:

Year Make Model Submodel
2002-2005 Subaru Impreza WRX
2004-2011 Subaru Impreza WRX STI
2007,2011 Subaru Impreza WRX STI Limited
2010 Subaru Impreza WRX STI Special Edition