FA Spring Kits

SKU GSC-5056

The GSC Power-Division Beehive Spring Kit with Titanium Retainers for the Subaru 2015 WRX, BRZ and Scion FRS includes 24 titanium retainers, 24 beehive valve springs, and 24 spring seats. Our beehive spring is made with an ovate wire which utilizes advanced material heat treatment methods for superior load loss capabilities. These springs have the highest level of spring load retention while still maintaining good fatigue throughout the life of the spring. Beehive springs allow for the use of a smaller, lighter retainer allowing for higher RPM and more valve control. This is absolutely the most lightweight, strongest spring kit for the FA20 platform

Read more: GSC Power-Division Beehive Valve Spring Kit for FA20 WRX/BRZ/FRS

SKU GSC-5756

The GSC Power-Division Single Cylindrical Valve Spring Kit with Ti Retainers for the Subaru 2015+WRX, BRZ, Scion FRS and Toyota FT86 using the new 2.0L NA boxer engine includes 16 titanium retainers, 16 cylindrical valve springs, and 16 spring seats. These round wire springs still have the same high quality attention to detail as our popular beehive kits. The GSC5756 is Nano peened and batched according to seat pressure within our specs. The lightweight titanium retainers are CNC machined with tolerances and repeatability that are unmatched by other brands. This keeps a consistent seat pressure across the head for ultimate reliability and performanc

Read more: GSC Power-Division Single Valve Spring Kit for FA20 WRX/BRZ/FRS