Brian Cower Subaru EJ Series, Toyota 3GSTE Single Spring/Steel Retainer Kit

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.

Type BC1600 Single
Free Length 1.788"
Seat 1.420" @ 80 lbs
Open 1.000" @ 178 lbs
Coil Bind 0.850"
Retainer BC2300S-16
Spring Seat OEM
Net Cam Lift 0.480" / 12.19mm