GSC Power-Division Single Valve Spring Kit for FA20 WRX-BRZ-FRS CDI Systems Wide-band O2 (from external controller
GSC Power-Division Single Valve Spring Kit for FA20 WRX-BRZ-FRS CDI Systems Wide-band O2 (from external controllerMax RPM: 8,200 RPM Max boost: 20 psi Cylindrical Spring Coil Bind 0. 782 Install Height 1. 294 1. 298 Seat Pressure 86 25 lbs Open Pressure @ 11. 0mm Lift 179 lbs @ 0. 861 178 lbs @ 0. 865 Maximum Valve Lift 0. 452 Includes: 16 Dual Springs 16 Spring Seat Locators 16 Titanium Retainers
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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5