GSC Power Division Valve Spring Kit for Subaru BRZ & Scion FR-S
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GSC Power-Division has released a cylindrical single valve spring kit with titanium retainers for the Subaru BRZ, Scion FRS and Toyota FT86, FA20 NA Boxer Engine. These are great for boosted applications or higher revving NA engines needing more spring without breaking the bank. Quality Nano-Peened Cylindrical springs are located by CNC Chromoly valve spring seats and lightweight Titanium retainers.
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