GSC Power-Division High Pressure Beehive Spring kit with Ti Retainer 4G63T > Evolution 4-8 (4G63) Valve Spring Kits > GSC Power Division: Performance Camshafts and Valvetrain

GSC Power-Division High Pressure Conical Spring kit with Ti Retainer 4G63T

IN: 114 lbs @ 1.570" / EX: 120 lbs @ 1.550" install height
IN: 256 lbs @ 12.1mm lift / EX: 260lbs @ 12.0mm lift

Check your valve spring install heights here

Warning: This product can expose you to chemicals including Nickel (Metallic), which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. More information on California Proposion 65 can be found on Proposion 65 Warnings and OEHHA websites.

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GSC5079 High Pressure Conical Valve Spring Kit with Ti Retainer for 4G63
Setup	Coil Bind (in)	Install Height (in)	Seat Pressure (lbs)	Open Pressure, 12.0mm Lift	Maximum Valve Lift (in)
HP Conical	0.952	1.570 / 1.550	114 /120	256 lbs @ 12.1mm lift / 260lbs @ 12.0mm lift	0.538

Max RPM: 10,500 RPM
Max boost: 50 psi

The GSC Power-Division Conical Valve Spring Kit with Ti retainer for 4G63T includes 16 titanium retainers and 16 conical valve springs. The GSC5079 kit is designed to work with the OEM spring seat or GSC1004. Able to use NEW OEM valve spring keepers or our GSC1003 keeper kit. No need for special aftermarket locks that have the potential of being the wrong angle. 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.