GSC Power-Division Exhaust Valve Guide for Toyota/BMW B58/S58

GSC Power-Division Exhaust Valve Guide for Toyota/BMW B58/S58

GSC3131-12

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GSC Power-Division Exhaust Valve Guide for Toyota/BMW B58B30 And BMW S58

  • Standard sized sold as set of 12 or individually
  • Oversized sold individually as +0.001" and +0.003"
GSC3131
Standard (in/mm)
Total Length
1.693 / 43
Outer Diameter
0.3948 / 10.03
Valve Stem Diameter
6mm
Stopper Protrusion
0.650 / 16.5


  • Can be used with OEM Hat Style Seal or with a metal clad seal if a different spring seat is needed
  • Stopper design to aid in quick install and to prevent valve guide dropping