Brian Crower 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 chrome moly steel and heat treated for maximum strength to ensure against shoulder shearing (common with stock and lesser quality brands).
Specifications:
- Precision machined from premium billet bar stock Chromoly steel
- Heat treated for maximum strength to ensure against shoulder shearing\
- 6mm stem diameter
- 6° profile
- Fits BC and OEM retainers
- Includes a set of 32 valve keepers
Fitment:
2004-2021 Subaru STI & Type-RA - EJ257
2002-2014 Subaru WRX - EJ255
2004-2013 Subaru Forester XT - EJ255
2005-2009 Subaru Legacy GT & Spec B. - EJ255
2005-2009 Subaru Outback XT - EJ255
EJ-Series Turbo Engines - EJ205 / EJ207 / EJ22T / EJ255 / EJ257 / EJ257B