• BIG-SERT OVERSIZED EXTENDED SPARK PLUG REPAIR KIT for use when a helicoil has failed
  • P/N 5141E-469 M14x1.25 BIG-SERT kit includes 8 assorted length inserts
  • Reliable Fast Permanent repair P/N 5141E-469
  • Professional repair tools for a high quality repair
  • Used after HELIC0IL failure or inserts .660 inches or smaller in diameter. Your hole should not be larger than .660 inches
  • BIG-SERT OVERSIZED EXTENDED SPARK PLUG REPAIR KIT for use when a helicoil has failed
  • P/N 5141E-469 M14x1.25 BIG-SERT kit includes 8 assorted length inserts
  • Reliable Fast Permanent repair P/N 5141E-469
  • Professional repair tools for a high quality repair
  • Used after HELIC0IL failure or inserts .660 inches or smaller in diameter. Your hole should not be larger than .660 inches