Engines and Components› Camshafts and Valvetrain

Ferrea Racing

Ferrea Subaru/Toyota FA20 Dual Valve Spring - Set of 16

$485.28

SKU: F00K S10155

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INSTALL DIFFICULTY
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Description

Part #: S10155

MIA's Description

Ferrea Valve Springs are developed from high-strength alloys, including premium-grade chrome silicon steel. These springs are manufactured with state-of-the-art equipment, are heat-treated and stress-relieved, and provide the stability needed for high lift, high rpm racing engines. Specs: Type/Material/Application: Dual Spring - Turbo - Special Alloy, Outside Diameter: 28 mm/20.8 mm, Inside Diameter: 16.51 mm/20.8 mm, Seat Pressure: 70 lbs @ 24 mm, Open Pressure: 170 lbs @ 24 mm, Rate Inch: 254 lbs, Coil Bind: 18.6 lbs, Max Net Lift: 14.5 mm.

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Specifications

BrandFerrea Racing
Part NumberF00K S10155

Videos

Ferrea Valve Springs

Ferrea Valve Springs

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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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