What is the main benefit of upgrading to single valve springs?

Upgrading to single valve springs can help prevent valve float at higher engine speeds. This ensures better valve control and can contribute to smoother engine operation and improved performance.

What is included in the Ferrea KT9014 kit?

The KT9014 kit includes the necessary single valve springs for your Yamaha YZF450 engine. It is designed to be a direct replacement for the stock springs during an engine rebuild.

Are these springs suitable for stock engines or only modified ones?

These single valve springs are designed to handle the demands of performance applications, making them suitable for both stock engines looking for reliability and modified engines seeking improved valvetrain stability.

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Specifications

Brand: Ferrea
Part #: KT9014

Ferrea 03-09 Yamaha YZF450 Single Valve Spring Kit

Name: Ferrea 03-09 Yamaha YZF450 Single Valve Spring Kit
Brand: Ferrea
SKU: ferrea-ferrea-03-09-yamaha-yzf450-single-valve-spring-kit-t14-842258
Price: 262.43 USD
Availability: BackOrder

$262.43

On Backorder

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

Key Features

Fits 2003-2009 Yamaha YZF450.
Includes single valve springs for engine rebuilding.
Well-built components from a reputable valvetrain manufacturer.
Designed for reliable performance in demanding engine applications.

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About this part

Product Details

Ferrea is known for making well-built valvetrain components, and this single valve spring kit for your 2003-2009 Yamaha YZF450 is no exception. If you're looking to rebuild or upgrade the top end of your engine, these springs are designed to handle the demands of performance applications. They are a popular choice for riders who want reliable performance from their YZF450's engine.

This kit includes the necessary single valve springs to replace your stock ones. Ferrea uses strong materials and a solid manufacturing process to ensure these springs offer consistent performance and durability. They are built to maintain proper valve control, which is crucial for preventing valve float at higher RPMs and ensuring your engine runs smoothly and efficiently. This attention to detail in their construction means you can count on them for your rebuild.