Brian Crower Single Valve Springs Subaru WRX 2002-2014 / STI 2004-2021

Product Description

Part #: BC1600

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures.

Spring Pressure: BC1600 Seat: 1.420" @ 80 lbs / Open: 1.000" @ 178 lbs / Coil Bind: 0.850" (no machine work required)

Subaru EJ205-WRX/EJ257-STi?á