What is the purpose of the damper in these valve springs?

The damper integrated into these dual springs helps to control valve float and resonance. This is particularly important in high-performance engines operating at higher RPMs, ensuring the valves close reliably and preventing potential damage.

What engine configurations are these springs typically used for?

This set contains 16 springs, making it suitable for V8 engines. They are designed for high-performance applications where precise valve control is needed, often paired with aggressive camshafts.

Do these springs come with retainers or locks?

This product listing is for the valve springs and dampers only. Retainers, locks, and other necessary valvetrain components are typically sold separately and should be chosen based on your specific engine build requirements.

Ferrea Dual Valve Spring Set S10003

Name: Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16
Brand: Ferrea
SKU: ferrea-ferrea-1-600in-to-1-650in-dia-1-080-1-625-od-0-767-1-189-id-dual-w-damper-t14-418993
Price: 961.95 USD
Availability: BackOrder

Ferrea 1.600in to 1.650in Dia 1.080/1.625 OD 0.767/1.189 ID Dual w/Damper Valve Spring - Set of 16

$961.95

On Backorder

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

Ferrea dual valve springs with damper, set of 16. Engineered for high-performance engines.

Key Features

Set includes 16 dual valve springs with dampers.
Inner diameter ranges from 0.767 to 1.189 inches.
Outer diameter ranges from 1.080 to 1.625 inches.
Spring diameter ranges from 1.600 to 1.650 inches.
Designed to control valve float and resonance at high RPMs.
Constructed from well-built materials for durability.

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Product Details

This is a set of 16 dual valve springs from Ferrea, part number S10003. These springs are designed for high-performance engine builds where precise valve control under demanding conditions is critical. They feature a dual spring design with an integrated damper to help control valve float and resonance, which is especially important at higher RPMs and with aggressive camshaft profiles. The springs are constructed from well-built materials to withstand the stresses of repeated opening and closing cycles.

The dimensions on these springs are notable: they have an inner diameter ranging from 0.767 to 1.189 inches and an outer diameter from 1.080 to 1.625 inches. The spring itself has a diameter range of 1.600 to 1.650 inches. This specific configuration is chosen to provide the correct spring pressure and seat load needed for many performance applications, helping to ensure the valves close reliably and quickly. Proper valve spring selection is crucial for engine health and performance, preventing valve bounce and ensuring the camshaft can accurately control valve timing.

When rebuilding or modifying an engine for higher performance, selecting the right valve springs is a key step. These Ferrea springs are a solid option for builders looking for reliable components that can handle increased stress. It's always recommended to consult your camshaft manufacturer's specifications to ensure these springs meet the required seat pressure and open pressure for your specific build. This set includes all 16 springs needed for a typical V8 engine.