BC Brian Crower Valve Springs and Retainer Kit for EJ25 Subaru WRX STi Project Mu 480mm x 600mm x 80mm

480mm x 600mm x 80mm (23l)

Where others use plastic fittings

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Each pump individually tested

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BC Brian Crower Valve Springs and Retainer Kit for EJ25 Subaru WRX STi Project Mu 480mm x 600mm x 80mmBC Brian Crower valve spring and titanium retainer kit for the WRX and STi models with the EJ20 and EJ25 engine. Designed for high RPM, BC valve springs by PAC Racing are crafted from the highest grade, ultra clean chrome silicone alloy and undergo proprietary processing for consistent pressure. BC titanium retainers are CNC machined from 6AL4V titanium round bar to exacting tolerances. Please Note: Pictures are for reference. Vehicle Fitment: 2002