Description

6mm stem diameter, 6° billet performance valve stem keepers or locks are designed to fit BC and OEM retainers. Precision machined from premium billet bar stock chromoly steel and heat treated for maximum strength to insure against shoulder shearing (common with stock and lesser quality brands).

Specifications

Compatibility

  • 2001-2014 Subaru WRX
  • 2002-2020 Subaru STI

6mm stem diameter, 6° billet performance valve stem keepers or locks are designed to fit BC and OEM retainers. Precision machined from premium billet bar stock chromoly steel and heat treated for maximum strength to insure against shoulder shearing (common with stock and lesser quality brands).

  • 2001-2014 Subaru WRX
  • 2002-2020 Subaru STI

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