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Ships within 48 hours · Estimated delivery Oct 20 - Oct 25
Precision-forged from in-house stock
restorations
Constructed from premium stainless steel
Engineered for high-RPM reliability
this gasket maintains consistent compression across the 81
Supertech K/F-Series Dual Valve Spring Kit suspension Precision-forged from in-house stockEngineered for high revving K and F series engines, this Supertech dual valve spring kit delivers the precision and durability demanded by serious enthusiasts. Dual springs provide superior valve control across the RPM range, reducing float and maintaining consistent lift characteristics under extreme conditions. Built to OEM specifications with premium materials, this kit ensures reliable performance whether you're tracking your vehicle or pushing
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