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Est. 1957
Manley Performance

Manley Subaru WRX/STI (EJ20/EJ25) 16pc Valve Springs (1.126/.640) (For use w/ 23185-16 Retainers)

$367.12

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Manley Subaru Impreza (EJ20/EJ25) 16pc Valve Springs. Designed for use with 23185-16 retainers, these springs offer improved performance for your engine.

Key Features

  • Fits 2002-2012 Subaru Impreza and 2005-2006 Saab 9-2X.
  • Designed for Subaru EJ20 and EJ25 engines.
  • Features an installed height of 1.126 inches.
  • Rated for camshaft lift up to .640 inches.
  • Must be used with Manley 23185-16 retainers.
  • 16-piece set for a complete engine application.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

With an installed height of 1.126 inches and a .640-inch lift capacity, these Manley valve springs are built for Subaru EJ20 and EJ25 engines found in the Impreza. They are specifically designed to work with Manley's 23185-16 retainers, ensuring a matched set for optimal performance when you're rebuilding or upgrading your engine's top end.

These springs are a well-built component for enthusiasts looking to get the most out of their Subaru's engine. They are designed to handle increased camshaft lift and duration, which is common in performance applications. The materials and construction are chosen to maintain consistent valve control under demanding conditions, helping to prevent valve float at higher RPMs.

When installing these valve springs, remember they are intended for use with the matching Manley retainers. This pairing is crucial for achieving the correct spring pressure and ensuring the longevity of your engine's valvetrain components. Always refer to the manufacturer's installation instructions for proper fitment and assembly procedures.

Specifications

Brand
Manley Performance
Manufacturer Part #
22185-16
UPC
807298044798

Frequently Asked Questions

Manley Subaru WRX/STI (EJ20/EJ25) 16pc Valve Springs (1.126/.640) (For use w/ 23185-16 Retainers)

$367.12