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Engines and Components› Camshafts and Valvetrain

Supertech

Dual Valve Spring Set

$956.47 $765.34 Save $191.13

SKU: ST-SPRK-H1002D

In Stock
In Stock
Ships by Jul 29
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30 Days Return
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Description

The Supertech Performance SPRK-H1002D/1FZ is a dual valve spring set designed for high-performance applications. These springs are constructed from premium Super Clean Chrome silicon Vanadium Steel alloy, offering enhanced performance and durability at high RPMs. Computer design ensures wire stress levels remain within fatigue limits for longevity under extreme conditions, while also controlling harmonics. The accompanying retainers are made from military-certified Titanium alloy and are CNC machined for a precise fit.

Fitment

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Specifications

BrandSupertech
Part NumberST-SPRK-H1002D
CategoryEngines and Components

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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