Description
Crower Billet performance valve stem keepers are precision machined from premium billet bar stock chromoly steel. Heat-treated for maximum strength to insure against shoulder shearing (common with stock and lesser quality keepers). Crower also offer +.050′ higher and -.050′ lower to achieve the correct installed spring height. Each variation is color coded for identification.Serious engine builders should have a complete selection on hand at all times.
