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10 Best spark plug thread repair kits of 2025

Save up to 31% off
  • Best Choice

    1

    CalVan Tools 38900 Two Valve Ford Triton Tool Kit - Foolproof Repair System, Spark Plug Thread Repair Kit. Tools and Equipment
    Cal-Van Tools

    CalVan Tools 38900 Two Valve Ford Triton Tool Kit - Foolproof Repair System, Spark Plug Thread Repair Kit. Tools and Equipment

    9.8
    Exceptional
    Our Rating
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  • Value for Money

    2

    Spark Plug Thread Repair Kit, 28 PCS 4 Sizes High Speed Steel Tap and 5 Sizes Insert, All in One Repair Tools Set with Storage Case for The Most Trucks Cars Engines Broken Cylinders Repair
    PONEYA

    Spark Plug Thread Repair Kit, 28 PCS 4 Sizes High Speed Steel Tap and 5 Sizes Insert, All in One Repair Tools Set with Storage Case for The Most Trucks Cars Engines Broken Cylinders Repair

    9.7
    Exceptional

  • 3

    SHMZK 11 PCS Spark Plug Thread Repair Kit, M14×1.25 Inserts and M16×1.25 Tap Spark Plug Rethreading Set, Stainless Steel Thread Repair Tool Kit for Automotive Gasoline Engines Generators
    SHMZK

    SHMZK 11 PCS Spark Plug Thread Repair Kit, M14×1.25 Inserts and M16×1.25 Tap Spark Plug Rethreading Set, Stainless Steel Thread Repair Tool Kit for Automotive Gasoline Engines Generators

    9.5
    Excellent

  • 4

    Spark Plug Thread Repair Kit, 14mm Cylinder Head Rethreaded Kit Repair Tools Gasoline Engine M14x1.25 Inserts and M16x1.25 Tap Kit
    Yunseity

    Spark Plug Thread Repair Kit, 14mm Cylinder Head Rethreaded Kit Repair Tools Gasoline Engine M14x1.25 Inserts and M16x1.25 Tap Kit

    9.4
    Excellent

  • 5

    Camrusic Spark Plug Thread Repair kit, M10x1.0 Bolt, M12x1.0 Tap Stainless Steel Repair kit for Automotive Engine
    Camrusic

    Camrusic Spark Plug Thread Repair kit, M10x1.0 Bolt, M12x1.0 Tap Stainless Steel Repair kit for Automotive Engine

    9.3
    Excellent
  • See Today’s Deals & Prices

  • 6

    Performance Tool W86910 Spark Plug Repair Kit M14-1.25 Thread Size & HSS Tapered Reamer, (3) 503 Stainless Steel Inserts
    Performance Tool

    Performance Tool W86910 Spark Plug Repair Kit M14-1.25 Thread Size & HSS Tapered Reamer, (3) 503 Stainless Steel Inserts

    9.2
    Excellent

  • 7

    Helicoil 5334-14 Save-A-Thread Thread Repair Kit M14 x 1.25
    Helicoil

    Helicoil 5334-14 Save-A-Thread Thread Repair Kit M14 x 1.25

    31% Off
    9.0
    Excellent

  • 8

    CLLOMAGY 38900 Two Valve Tool Kit for Ford Triton,Spark Plug Thread Repair Kit,Foolproof Spark Plug Repair System Compatible with Ford F150/250/350 E150/250/350 4.6L,5.4L,6.8L Two Valve Engine
    CLLOMAGY

    CLLOMAGY 38900 Two Valve Tool Kit for Ford Triton,Spark Plug Thread Repair Kit,Foolproof Spark Plug Repair System Compatible with Ford F150/250/350 E150/250/350 4.6L,5.4L,6.8L Two Valve Engine

    8.9
    Very Good

  • 9

    Spark Plug Thread Repair Kit M12x1.25, 10pcs Thread Inserts + 1pc Tap Kit, Repair Damaged Spark Plug Threads, for Gasoline Engines, Generators, Diesel Engines, Automotive Enthusiasts & Professionals
    NINEFOX

    Spark Plug Thread Repair Kit M12x1.25, 10pcs Thread Inserts + 1pc Tap Kit, Repair Damaged Spark Plug Threads, for Gasoline Engines, Generators, Diesel Engines, Automotive Enthusiasts & Professionals

    8.8
    Very Good

  • 10

    Orion Motor Tech 38900 Two Valve Ford Triton Tool Kit, Spark Plug Thread Repair Kit with M14-1.25 Inserts, Foolproof Repair System Fits 1996-2003 Ford Triton 4.6L 5.4L 6.8L V10 Two Valve Engines
    Orion Motor Tech

    Orion Motor Tech 38900 Two Valve Ford Triton Tool Kit, Spark Plug Thread Repair Kit with M14-1.25 Inserts, Foolproof Repair System Fits 1996-2003 Ford Triton 4.6L 5.4L 6.8L V10 Two Valve Engines

    • Quantity:Eight M14-1.25 inserts
    • Material:High-speed steel, AISI 1045
    • Performance:Restores threads quickly
    • Compatibility:Ford 1996-2003, 4.6L, 5.4L, 6.8L
    • Included Tools:Cylinder leak tester, line-up guide
    8.6
    Very Good