Spark Plug Thread Repair Kits

This item is brand-new, factory sealed.Features and Benefits: Thread Size: Metric M8 x 1.25. Includes tap, installation tool and set of inserts. 1.5D, 12.0mm OAL inserts. Tapping drill required: 8.3mm or 21/64". CTA Insert Replacements: Part #25089M8-1...

This item is brand-new, factory sealed.Features and Benefits: Repairs 14mm tapered seat and gasketed spark plug ports in aluminum and cast iron heads No drilling required Includes: tap, expanding tool & one each of 3 sizes of inserts. 98142 - 1/4 Insert...

This item is brand-new, factory sealed.Features and Benefits: Pro-Thread Kits offer a cost-effective method of repairing and strengthening threads in various materials such as cast iron, steel, aluminum, and other metals and plasticsEffective for...

This item is brand-new, factory sealed.Helicoil HELR5326-14L Sav-A-Thread M14 Insert Helicoil Division #R5326-14L L Sav-A-Thread Insert HELICOIL DIVISION Brand: Heli-Coil Item Weight: 8 ounces Product Dimensions: 3 x 1.1 x 0.9 inches Item model...

This item is brand-new, factory sealed.features and benefits:the only thread repair product that can be used to repair both taper seat and gasket type spark plug assembliesthree insert lengths are available to accommodate all spark plug reachespositive...

This item is brand-new, factory sealed.Helicoil 5521-5 5/16-18 Inch Coarse Thread Repair Kit The product is 5/16-18Thread RepairKit Easy and simple use kit The product is manufactured in China Includes 12 inserts, complete instructions, Heli-Coil tap...

This item is brand-new, factory sealed.Helicoil 5521-4 1/4-20 Inch Coarse Thread Repair Kit The product is 1/4-20thread repair kit Easy and simple use kit The product is manufactured in china Includes 12 inserts, complete instructions, Heli-Coil tap...

This item is brand-new, factory sealed.Helicoil 5528-3 10-32 Inch Fine Thread Repair Kit Includes 12 inserts, complete instructions, Heli-Coil tap and installation tool Used for repairing tapped holes Made from high quality material Comes in carded...

This item is brand-new, factory sealed.features and benefits: inch fine repair kits thread size and length: 5/16-24 x .469 insert per kit: 12 tool type: 3 insert qty.: 12 drill size: 21/64

This item is brand-new, factory sealed.features and benefits: thread size and length: 20 x .750. insert per kit: 6 tap. Tool type: 3. insert qty.: 6. Drill size: 33/64  

This item is brand-new, factory sealed.Features and Benefits: Restores Damaged Threads - Repairs stripped or worn threads back to original size without replacing the componentStronger-Than-Original Hold - Stainless steel insert improves thread strength...

This item is brand-new, factory sealed.Drill, Tap, Install - for a super strong repairQuickly and permanently restore stripped, worn or damaged threads to their original size and conditionEach kit includes a tap, installation tool and inserts