Supertech Dual Valve Spring Kit for 4g63

$ 535.67

Supertech dual valve spring kits for 4G63 Evo, DSM and GVR4. Includes 16 dual springs, 16 titanium retainers, 16 valve seats and reduced O.D. valve seals. There are four options for the pressure seat, please do all your research and consult your engine builder if necessary!


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