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SwiftSert Spark Plug

These SwiftSert Spark Plug threaded inserts designed for use in spark plug repair. Internal thread sizes from M10 to M18 are available in a variety of lengths. In addition VW Case Savers are offered in through hole and blind designs.

All SwiftSert Spark Plug inserts are installed using standard tools. No special taps or installation tools needed.

SwiftSert Thin Wall Inserts


  • Spark plug sizes from M10 to M18
  • VW Case Savers in through hole and blind designs
  • Solid wall construction for greater strength
  • Install with standard tools…no special drill or tap needed
  • Preapplied adhesive on the external threads activates upon installation
  • Self locking – inserts won’t back out
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