Engines and Components› Camshafts and Valvetrain

Ferrea Racing

Ferrea Honda S2000 Dual Spring Kit

$1,041.41

SKU: F00K KT4011

In Stock
In Stock
Ships by Jun 8
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Ferrea Racing KT4011 is a Dual Valve Spring Kit for high-performance racing engines, engineered to control dominant harmonics, provide stability, and reduce valvetrain component wear in high-lift, high-RPM applications. Developed from high-strength alloys, including premium-grade chrome silicon steel, and are heat-treated and stress-relieved to increase spring life and minimize load loss. The kit includes dual springs, titanium retainers, seat locators, and valve locks.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandFerrea Racing
Part NumberF00K KT4011

Videos

Ferrea- 5000 Series & 6000 Series valves

Ferrea- 5000 Series & 6000 Series valves
Ferrea - Tech Tuesday / Valve Spring Seat Locator

Ferrea - Tech Tuesday / Valve Spring Seat Locator

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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