Supertech Single Valve Spring Kit for 4G63 Evo/DSM (SPRK-M1007S)




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Supertech single valve spring kit for 4G63 Evo, DSM and GVR4. Includes 16 dual springs and 16 titanium retainers. 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

Purchase Includes:
(16) Single Valve Springs
(16) Titanium Retainers

Part Number: Pressure Seat: Details:
SPRK-M1007S 76 @ 39.60mm Max Lift: 14.90mm
Coil Bind: 24.70mm
Rate: 10.50 lbs/mm
Retainer: RET-M65/T1
Spring: SPR-M1007S
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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Customer Reviews

Based on 1 review
Wiz Evo
Supertech Single’s

Ran these up to 500+ whp on a mustang dyno no problem. Currently in a stock 7 bolt with kelfords. Also run the dual’s in my evo making 800+. Thanks team STM

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