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Engines and Components› Camshafts and Valvetrain

Supertech

Dual Valve Spring and Retainer Kit

$787.98 $575.08 Save $212.90

SKU: SPRK-MM16D1

In Stock
In Stock
Ships by Jul 29
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30 Days Return
INSTALL DIFFICULTY
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Advanced — 4+ hours

Description

The Supertech SPRK-MM16D-1 is a dual valve spring and retainer kit designed to enhance the valvetrain performance of Mazda Miata vehicles. This kit is specifically for the 1.6L engine, compatible with models from 1990-1997 and 1999-2023.

Constructed from high-performance steel with a corrosion-resistant coating, these springs and retainers are built for reliability and performance. Supertech is known for its precision-matched sets, ensuring seamless integration for a complete valvetrain overhaul. This upgrade helps the engine breathe better and perform at its peak on the street or track.

Fitment

Fitment Guaranteed

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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

BrandSupertech
Part NumberSPRK-MM16D1
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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