Seller notes

Go Race Parts presents... Our special on Supertech Performance Valves & Components! This listing is for a complete set of 16 Supertech 70LB Dual Springs, Retainers, Seats for Subaru WRX STi EJ20/EJ25 applications This listing includes Supertech part numbers: SPRK-TS1015-SU1 Type: Dual Spring
Seat Press: 70lb @ 35.5
Max Lift: 14.80mm
 Coil Bind: 20.70mm
Rate: 12.1mm
 Retainer: RET-TS60-WRX1 + SEAT-TS-SUB
 Valve springs are made with premium Superclean Chrome Silicon Vanadium Steel all...

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