5.5mm 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)

Features:

• 5.5mm Stem
• 7° Billet Keepers/Locks
• set of 32
• designed to fit BC and OEM retainers
• premium billet bar stock chromoly steel
• heat treated for maximum strength

Fitment:

• Honda
• Acura

Note:

• If running late model cylinder head (K20 after 2004), you may need to purchase BC2940 keepers to accommodate BC2010 or BC2011 retainers.