Supertech Dual Valve Spring Kit for 4G63 Evo/DSM

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!

Vehicle Fitment:
1992-2006 Evolution I-IX
1990-1999 Eclipse GST/GSX
1990-1998 Talon TSi
1990-1994 Laser RS
1991-1992 Galant VR-4

Install Notes:
Some 1G castings may need to use different seat locators due to taller valve guide boss.

Purchase Includes:
(16) Dual Valve Springs
(16) Titanium Retainers
(16) Valve Seats
(16) Reduced O.D. Valve Seals

All Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance and durability at high RPM. Using high quality steel alloy also provides the added benefit of better structural memory.

Supertech retainers are manufactured with high quality military certified Titanium alloy, and are CNC machined for a tight fit.

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