Brian Crower Valve Springs – Single – 2004-2021 Subaru STI / 2002-2005 WRX

Brian Crower Valve Springs – Single

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. Improve your engine performance with BC valve springs. Made from the highest quality materials and crafted with precision, these springs are perfect for high rpm applications.

Specs:

Type: Single
Free Length: 1.788″
Seat: 1.420″ @ 80 lbs
Open: 1.000″ @ 178 lbs
Coil Bind: 0.835″
Retainer: BC2300-16, BC2300S-16, OEM
Spring Seat: OEM
Net Cam Lift: 0.480″ / 12.19mm

Individually Sold.