7mm (.2740'') Valve Stem
  • Bead Loc Groove






  • .3075'' Valve Stem
  • Bead Loc Groove


  • .3085'' Valve Stem
  • Bead Loc Groove


  • .3085'' Valve Stem
  • Conventional Groove



  • 5/16'' (.3110'') Valve Stem
  • Bead Loc Groove







  • 5/16'' (.3110'') Valve Stem
  • Conventional Groove






  • 8mm (.3135'') Valve Stem
  • Single Radius Chevy LS Groove



  • 11/32'' (.3415'') Valve Stem
  • Bead Loc Groove