Vehicle Fitment

  • 2002–2014 Subaru WRX (EJ205, EJ255, EJ257, AWD)
  • 2004–2021 Subaru STi (EJ257, AWD)
  • 1990–2005 Toyota Celica/Corolla MR2 (3SGTE, 3SGE, FWD/RWD)

Features

  • High-RPM performance valve spring kit
  • Single spring design reduces friction and valve float
  • Precision CNC-machined 6AL4V titanium retainers
  • Chrome silicone alloy valve springs for durability
  • Consistent spring pressures for reliable engine performance
  • Compatible with aggressive aftermarket camshafts
  • OEM spring seat compatible for easy installation
  • Enhanced durability for boosted and naturally aspirated applications

Specifications

  • Free Length: 1.788"
  • Seat Pressure: 1.420" @ 80 lbs
  • Open Pressure: 1.000" @ 178 lbs
  • Coil Bind Height: 0.850"
  • Net Cam Lift: 0.480" / 12.19mm
  • Retainer: BC2300-16 Titanium
  • Spring Seat: OEM compatible

Included Components

  • 1x BC1600 Single Valve Spring
  • 1x BC2300-16 Titanium Retainer
  • 1x OEM Spring Seat

Product Description

The Brian Crower BC0600 Valve Spring & Titanium Retainer Kit is engineered for high-performance Subaru and Toyota engines. Designed for high-RPM operation, this kit features a single spring design that minimizes friction and improves valve control. The included titanium retainers are CNC-machined for precise fitment and durability, while the chrome silicone alloy springs ensure consistent performance even under extreme conditions.

This kit is compatible with Subaru WRX and STi EJ series engines as well as Toyota 3SGTE/GE engines, supporting both naturally aspirated and turbocharged setups. It is ideal for engines running aggressive camshaft profiles, boosted applications, or race configurations. OEM spring seats are compatible, making installation straightforward and reliable.

Whether upgrading a street car or building a high-performance race engine, the BC0600 kit provides enhanced valve control, durability, and overall engine efficiency for Subaru and Toyota enthusiasts.



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