GSC Power-Division SR20DET Single Spring with Titanium Retainer Kit
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***ALL NEW REDESIGNED GSC Power-Division Nissan SR20DET Beehive Spring kit with Titanium retainers. The all new GSC5051 kit features a redesigned, lighweight Titanium retainer weighing in at only 5grams, vs the OEM at 18grams! The Nano-Peened round wire Beehive springs will rev well into 9000+ RPMS on 35PSI boost. This kit drops in using your OEM spring locator/seat and valve locks.
90Lbs @ Seat and 220Lbs @ .400"
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