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GSC 4G63 Conical High Pressure Spring Kit (5098) *Backorder*
The GSC Power-Division high-pressure conical valve spring kit for Evo and DSM includes 16 titanium retainers and 16 conical valve springs. Designed to work with the OEM spring seat or GSC1004. Able to use NEW OEM valve spring keepers or the GSC1003 keeper kit. No need for special aftermarket locks that have the potential of being the wrong angle.
Vehicle Fitment:
Mitsubishi 4G63T
1992-2006 Evolution I-IX
1990-1999 Eclipse GST/GSX
1990-1998 Talon TSi
1990-1994 Laser RS
1991-1992 Galant VR4
IN: 105 lbs @ 1.495" / EX: 111 lbs @ 1.475" install Height
IN: 267 lbs @ 1.003" / EX: 267lbs @ 1.003" open Height
Includes:
(16) Conical Valve Springs
(16) Titanium Retainers
More Info:
Conical springs allow for the use of a smaller, lighter retainer and have a varying spring rate allowing for higher RPM and more valve control.
| Part Number: | GSC5098 |
| Springs: | HP Beehive |
| Retainers: | Titanium |
| Coil Bind: | 0.952" |
| Install Height: | 1.570 / 1.550" |
| Seat Pressure: | 114 /120 lbs |
| Open Pressure, 12.00mm Lift: | 256 lbs @ 12.1mm lift 260lbs @ 12.0mm lift |
| Maximum Valve Lift: | 0.538" |
| Max RPM: | 10,500 |
| Max Boost: | 50 psi |
| Previous Beehive Part Number: | 5057 |
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WARNING: Cancer and Reproductive Harm www.p65warnings.ca.gov |