What is the maximum RPM this kit is designed for?

This Manley Performance valve spring and retainer kit is designed to handle engine speeds up to 10,000 RPM. This allows for consistent valve control in high-performance and racing applications.

What materials are the retainers and locks made from?

The retainers are made from heat-treated, aerospace-grade titanium and are CNC machined for precision. The included valve locks are manufactured from premium quality, heat-treated steel.

Does this kit include everything needed for installation?

This kit includes matched valve springs, retainers, and valve locks. While it provides the core valvetrain components, always refer to the manufacturer's installation instructions for any additional hardware or specific procedures required for your build.

Specifications

Brand: Manley Performance
Part #: 26150K
UPC: 807298045047

Manley Honda F20C/F22C Valve Spring and Retainer Kit (w/ Valve Locks)

Name: Manley Honda F20C/F22C Valve Spring and Retainer Kit (w/ Valve Locks)
Brand: Manley Performance
SKU: manley-performance-manley-honda-f20c-f22c-valve-spring-and-retainer-kit-w-valve--t14-455297
Price: 683.60 USD
Availability: BackOrder

$683.60

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2000-2008 Honda S2000. Manley valve spring and retainer kit with locks, designed for high-RPM performance.

Key Features

Fits 2000-2008 Honda S2000.
Chrome-silicon alloy springs offer exceptional fatigue resistance and high tensile strength for consistent valve control.
Designed to handle aggressive aftermarket camshafts and operate reliably up to 10,000 RPM.
Includes heat-treated, aerospace-grade titanium retainers CNC machined to exacting tolerances.
Features 7-degree machined valve locks manufactured from premium quality heat-treated steel.
Maximum lift capability is .530 inches.

⚠️ 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

The Manley Performance valve spring and retainer kit is built for Honda S2000 owners looking to push their F20C or F22C engine beyond stock limits. This kit is specifically designed to handle the demands of aggressive aftermarket camshafts and extreme RPMs, making it a solid choice for serious engine builds. The chrome-silicon alloy springs offer exceptional fatigue resistance and high tensile strength, ensuring your valvetrain stays stable and controlled even at speeds up to 10,000 RPM.

You'll find heat-treated, aerospace-grade titanium retainers in this kit, CNC machined to very precise measurements. These retainers are lightweight and strong, helping to reduce valvetrain mass. Also included are machined valve locks, made from heat-treated steel, ensuring a secure fit. This kit takes the guesswork out of selecting compatible valvetrain components, providing a matched set ready for installation. The maximum lift this kit is designed for is .530 inches.

This kit includes everything you need to upgrade your S2000's valvetrain for high-performance use. It's a comprehensive package that saves you time and effort in sourcing individual parts. Ensure your engine can handle the increased stress and performance potential with a well-built valvetrain from Manley.