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Supertech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Supertech lineup with fast shipping and expert fitment support — order with confidence.
Elevate your Honda F20 or K20 engine's performance with the Supertech Dual Valve Spring Kit. Engineered for precision and durability, these valve springs are designed to withstand the demands of high-performance applications, ensuring optimal valve control and preventing valve float at elevated RPMs.
This kit includes all necessary components for a complete upgrade. Whether you're building a track-focused machine or a street-legal powerhouse, Supertech valve springs are a critical component for achieving peak engine reliability and performance. Trust GGCRACING for your high-performance engine needs.
| Brand | Supertech |
|---|---|
| Manufacturer part number | SPRK-H1021D-ST |
| GGC SKU | SPTSPRK-H1021D-ST |
| UPC / GTIN | 01037721243679 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 9.5 × 6.4 × 2.5 in |
|---|---|
| Shipping weight | 3.4 lb |
Universal fit — check measurements. Compare the dimensions and specifications on this page with your application before you order.
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