Best Spark Plug Thread Repair Kit

RANK 1.
ABN Spark Plug Thread Repair Rethreading Set, 14mm Metric – Rethreading Tool Kit – Comprehensive Taps, Inserts, & More
  • REPAIR DEEP-SEATED PLUGS: The ABN Spark Plug Thread Repair Rethreading Set, 14mm Metric – Rethreading Tool Kit is a comprehensive and time-saving kit that incorporates taper and lug taps together with integrated ream to allow you to fix a stripped spark plug threaded port and repair deep-seated plug configurations
  • VARIOUS APPLICATIONS: High-speed steel (HSS) ST14x1.25 M14x1.25 (14mm thread size) suitable for damaged spark plug threads to clean and rethread spark plug ports with either a tapered seat or a gasket seal type spark plug assembly on a lawn mower, car, or other vehicle engine; Stepped tap ensures correct alignment of cutter in existing spark plug hole; Extension tools allow easy access to the bottom of the plug recess (includes plug inserts)
  • EASY TO USE: Cut a larger threaded hole in cylinder head with tap, screw insert into head, screw plug into insert, use expander to help seat insert by tapping with a hammer; Select insert that covers as much of the plug threads as possible to avoid carbon buildup (this can make unscrewing plug from insert difficult); Use grease on flutes and any cutting tool to catch shavings, clean often, and vacuum when finished (grease not included)
  • EASY STORAGE: Heavy-duty 9.6” x 4.75” x 1.5” inch (24.4cm x 12.1cm x 3.8cm) metal carrying case with a plastic molded insert tray for easy transportation, safe storage, and quick organization
  • PACKAGE CONTENTS: Package includes drill taps (14mm), tap holder, insert installer, wedge and handle, inserts, Allen wrench hex key, and storage case for your convenience
RANK 2.
CalVan Tools 38900 Two Valve Ford Triton Tool Kit - Foolproof Repair System, Spark Plug Thread Repair Kit. Tools and Equipment
  • Designed to aide in repairing Two Valve Ford Modular Cylinders Heads. A quality, foolproof repair system that is cost effective and fast
  • High quality oversized steel alloy insert will repair other inserts that fail and has no ill effects from heat transfer
  • Total labor time as short as 25 mins, For use on 4.6L, 5.4L and 6.8 V-10 Ford Triton Two Valve Engines
  • For use on years 1996 to 2003, Part No. 389-100 Replacement Inserts
  • nsert size: m14-1.25, Patented
  • Ford spark plug insert installer designed to aide in repairing ford modular cylinder heads
  • Quality, foolproof repair system that is fast, cost effective and simple to use
  • Used to repair damaged heads from blown spark plugs, with an alloy steel insert
  • Patented insert is oversized, heavy duty and can be used to replace previously installed inserts that have failed
  • Includes six inserts; saves both time and money
RANK 3.
Performance Tool W86910 Spark Plug Repair Kit M14-1.25 Thread Size & HSS Tapered Reamer, (3) 503 Stainless Steel Inserts
  • M14-1.25 thread size
  • Tapered reamer replaces the need for a drill bit
  • Restore threads to the original sizing
  • Includes: (1) 4241 HSS Tapered reamer, (3) 503 Stainless steel inserts - 5/16 in., 7/16 in., and 5/8 in. lengths, and (1) Install/punch tool
RANK 4.
OEMTOOLS 25649 14mm Cylinder Head Rethreaded Kit, Mechanic’s Tool for Rethreading Cylinder Heads, Includes Combination Tap/Reamer, & 3/8", 7/16", 1/2" & 3/4" Inserts, Rethread Aluminum Heads Only
  • Precision Engineered Solution: This Cylinder Head Rethreaded Kit offers a reliable method for repairing damaged spark plug threads, ensuring smooth engine performance and extending cylinder life.
  • Durable Steel Design: Crafted with high-quality steel, the OEMTOOLS 25649 is built to withstand the rigors of regular use, making it a long-lasting addition to any mechanic's toolkit.
  • Comprehensive Set: Includes a combination tap/reamer and inserts in essential sizes (3/8", 7/16", 1/2", & 3/4"), providing versatility for a range of spark plug repairs on aluminum heads.
  • Ease of Use: Designed with simplicity in mind, this kit can be utilized by mechanics at any skill level, from novice DIY enthusiasts to seasoned professionals, ensuring successful thread repairs.
  • Portable and Convenient: Its compact size allows for easy storage and transport, ensuring that you have the right tools at hand whenever spark plug thread issues arise, backed by a OEMTOOLS Limited One Year Warranty.
RANK 5.
CALIDAKA Spark Plug Repair Kit 16Pcs Carbon Steel Spark Plug Tap Thread Repair Tools M14 X 1.25 Rethreading Set with Portable Case
  • 16Pcs Spark Plug Thread Repair Tool Kit: This is a professional universal thread repair kit is suitable for repairing for spark plug threads 14mmx1.25mm, it has multiple different sizes of taps; it is a comprehensive kit that can make your repairing work much easier and more effective and convenient.Our spark plug thread kit is suitable for all kinds of products that require high thread strength.
  • Practical Spark Plug Tap Thread Repair Tools: This is a pretty practical effective spark plug thread repair tool set, it is designed to help fast and effectively repair damaged spark plug threads and lengthen spark plugs service time, universal size suits for repairing spark plug threads 14mm * 1.25mm.
  • Quality Material: This spark plug thread repair tool set are made of high quality steel material, that has high hardness and strength, strong force bearing capacity that is hard to deform or break, durable and reliable to serve a long life.
  • Convenient to Use: It is pretty simple and flexible to use this spark plug thread repair tool, there are 3 sizes of taps, suitable for normal size glow plugs that allows you to deal with multiple different types of thread problems.The spark plug repair tools can be used to quickly and efficiently repair damaged spark plug threads.
  • Fully Equipped and with a Storage Case: This spark plug tap thread is mainly used for clean and rethread spark plug port, which is a complete kit for meeting different needs. This spark plug tap thread comes with a plastic box is provided for convenient storage and carrying. It can also save room for you and easy to find.
SaleRANK 6.
Helicoil 5334-14 Save-A-Thread Thread Repair Kit M14 x 1.25
  • This are woodworking project kit.Fit Type: Universal
  • This are highly durable
  • Made in China
  • Package Dimensions : 6.5 L x 4.38 W x 0.75 H (inches)
SaleRANK 7.
MARKETTY 38900 Two Valve Tool Kit, Compatible with Ford Years 1996 to 2003, Spark Plug Thread Repair Kit with 8*M14-1.25 Inserts, Used on 4.6L, 5.4L and 6.8 V-10 Two Valve Engines
  • 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐥𝐞 𝐰𝐢𝐭𝐡 𝐅𝐨𝐫𝐝 𝐘𝐞𝐚𝐫𝐬 𝟏𝟗𝟗𝟔 𝐭𝐨 𝟐𝟎𝟎𝟑: Please make sure the car model matches our products before purchasing. Designed to aide in repairing Two Valve Modular Cylinders Heads. A quality, foolproof repair system that is cost effective and fast. Our spark plug thread repair kit tapped M14-1.25 Inserts compatible with ford years 1996-2003, Part No. 389-100 Replacement Inserts. The kit is used on 4.6L, 5.4L and 6.8 V-10 Two Valve Engines.
  • 𝐏𝐚𝐜𝐤𝐚𝐠𝐞 𝐈𝐧𝐜𝐥𝐮𝐝𝐢𝐧𝐠: Our spark plug repair kit including the M14-1.25 Inserts*8, Twist Drill, Screw Tap, Line up Guide, Cylinder Leak Tester, what's special is that we have two snap iron pieces. We offer two instructions, one is fixed in the packaging box and will not be lost, the other can be taken out for review, very flexible.
  • 𝐃𝐞𝐬𝐢𝐠𝐧𝐞𝐝 𝐭𝐨 𝐌𝐞𝐞𝐭 𝐘𝐨𝐮𝐫 𝐒𝐩𝐞𝐜𝐢𝐟𝐢𝐜 𝐍𝐞𝐞𝐝𝐬: Our spark plug cylinder repair kit featured complete and excellent quality. The drills, taps and line up guide are made of high quality thickened steel, individual pieces are highly tempered, with strong strength, sharpness and maximum durability. 8*M14-1.25 inserts has high hardness and the surface is also treated with black oxidation to prevent corrosion and rust, more robust than ordinary helicoils.
  • 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐓𝐡𝐫𝐞𝐚𝐝 𝐑𝐞𝐩𝐚𝐢𝐫 𝐊𝐢𝐭: This 38900 thread repair tool addressed a regularly occurs damaged heads from blown spark plugs, replacing inserts. This cylinder repair tools is complete, specialty design, precise and perfectly adapted. The helicoil kit of choice for tool enthusiasts and industry professionals alike. PS: The rotary head of screw tap, twist drill usually needs to be coated with anti-rust oil for maintenance, if it is not used for a long time, anti-rust oil should be applied before storage to prevent rust during long-term storage.
  • 𝐂𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐒𝐞𝐫𝐯𝐢𝐜𝐞: We offer 2 Year Manufacturer's Warranty. Please contact us if you have any problem. We have a professional customer service to solve the problem for you at first time.
SaleRANK 8.
Dasunwat 38900 Two Valve Spark Plug Tool Kit, Compatible with Ford Triton, Foolproof Repair System, Spark Plug Thread Repair Kit, Cost Effective & Fast Tools and Equipment
  • Professional Spark Plug Thread Repair Kit. This thread repair kit is designed to repair two valve modular cylinders heads, address a regularly occurs damaged heads from blown spark plugs, replacing inserts! This cylinder repair tools is complete, specialty design, precise and perfectly adapted. The helicoil kit of choice for tool enthusiasts and industry professionals alike!
  • Complete and Excellent Quality. The drills, taps and line up guide are made of high quality thickened steel, individual pieces are highly tempered, with strong strength,sharpness and maximum durability! 8 M14-1.25 inserts has high hardness and the surface is also treated with black oxidation to prevent corrosion and rust, more robust than ordinary helicoils.
  • Permanent Repair Tools. compatible with Ford years 1996 to 2003, Part No. 389-100 Replacement Inserts. The kit compatible with to repair Ford modular cylinder heads on 4.6L, 5.4L and 6.8L 2-Valve SOHC engines (NOT for 3V engines or DOHC). This permanently fixes that situation with the threads in the cylinder heads, thread repair inserts have stronger threads than the originals.
  • Out of The Box. This is an efficient and fast spark plug repair kit that saves downtime and cost effective, makes working in tight spaces more comfortable! With this rethreading kit, Instead of having to pull the cylinder head off and/or replace the head, Makes this intimidating job a breeze.
  • Convenient to Use. This spark plug tool kit is very useful and easy to use, Follow the instruction manual and video guides that show how to repair your modular cylinder head and install the inserts, ensures the job can be done quickly and accurately! Make sure you follow each step and keep the cylinder cleaned out when making this repair!
RANK 9.
Spark Plug Threader Tool,Spark Plug Repair Kit Spark Plug Threader Kit Spark Plugs 25 Pcs Car Spark Plug M14*1.25 Tap Screw Thread Tools Repair Kit With Case
  • 【Customized Design】Spark Plug Thread Repair Kit,Our product is specifically crafted for fixing deep plug configurations.
  • 【Ease of Access】Spark Plug Repair Kit,Featuring an extension tool that easily grants access to the very base of a plug groove, greatly enhancing convenience during maintenance tasks.
  • 【Prolonged Usage】Spark Plug Thread Chaser,A must-have for any toolkit, this product helps repair damaged spark plug threads, effectively extending the plug's service life.
  • 【Stellar Quality】Thread Repair Tool,Fashioned from high-speed steel, these accessories offer robust strength and extensive durability, ensuring reliable long-term use.
  • 【Broad Compatibility】Spark Plug Screw Thread,Adaptable and versatile, our product is suitable for cars, trucks, croppers, and both diesel and gas engines. Sight this multifunctional tool-kit addition for the win.
RANK 10.
Spark Plug Thread Repair Tools, High Speed Steel Tap Spark Plug with M14x1.25 Inserts and M16x1.25 Tap Kit for Automotive Engine Repair
  • Package Included: Includes 10 M14 x 1.25 thread inserts and one M16 x 1.25 thread tap, a professional spark plug thread repair kit.
  • Excellent Material: These threaded inserts are made of stainless steel, the surface is galvanized technology, high hardness, not afraid of wear.
  • Suitable Length: The tap is approximately 110.7mm/4.4inch in overall length, and the tap blade length is approximately 33mm/1.3inch.
  • Thread Standard: These inserts and taps have standard threads for repairing 14mmx1.25mm spark plugs.
  • Scope of Application: Efficient and labor-saving tapping, very suitable for gasoline engines, generators, engines, etc.
SaleRANK 11.
Spark Plug Thread Repair Kit, 14mm Cylinder Head Rethreaded Kit Repair Tools Gasoline Engine M14x1.25 Inserts and M16x1.25 Tap Kit
  • INSERTS AND TAP: Including 10pcs M14 x 1.25 thread inserts and a M16 x 1.25 thread tap, is professional spark plug thread repair tool kit.
  • STAINLESS STEEL INSERT: These thread inserts are made of stainless steel, with galvanized technology, wear and resistant.
  • HIGH SPEED STEEL TAP: The thread tap is made of high speed steel material, which has high hardness and heat resistance.
  • STANDARD THREAD: These inserts and tap have standard thread, the general size is suitable for repairing 14mmx1.25mm spark plug.
  • APPLICABLE MACHINE: Tapping is efficient and labor saving, very suitable for gasoline engines, generators, engines, etc.
RANK 12.
Spark Plug Thread Repair Kit, M14x1.25 Spark Plug Thread Repair Tool Screw Tap Portable Carbon Steel Rethread Kit for Rethreading Cylinder Heads
  • High performance: High quality carbon steel construction ensures durability and strength for long-lasting use, making it the perfect tool for repairing damaged spark plug threads.
  • Efficiency: Efficiently clean and modify spark plug ports with ease, offering high working efficiency and simplicity of operation to get your vehicle running smoothly again.
  • Easy to carry: Includes a convenient tool box for easy organization and portability, keeping all necessary tools in one place for quick and hassle- repairs on-the-go.
  • Practical to use: Comes with two repair tool options with 0.4in and 0.7in thread lengths, as well as an M16 x 1.25 screw tap, providing versatility and adaptability for different spark plug sizes.
  • Convenient choice: Restore spark plug threads effortlessly with the Spark Plug Rethread kit, featuring a spark plug tap, M14x1.25 thread repair tool, and spark plug thread reamer for comprehensive repair solutions.
SaleRANK 13.
28 PCS Spark Plug Thread Repair Kit, High Speed Steel Tap and Insert with M12x1, M12x1.25, M14x1.25, M16x1.25, All in One Repair Set with Portable Case for Most Trucks Cars Engines Cylinders Repair
  • 【Highest Versatility】PONEYA spark plug restoration kit has the most complete range of taps and inserts in sizes. It is not only suitable for Ford, but also for most of the cylinder restoration work of vans, trucks and cars.
  • 【Highest Quality】The quality of the tapping greatly affects the success of the cylinder repair work. Unlike most carbon steel taps on the market, PONEYA's taps are made of high speed steel (HSS), which is hard and sharp, greatly improving the success rate of cylinder repair work.
  • 【Multiple Size Options】PONEYA spark plug repair kits are available in 5 sizes of inserts: M12x1x12.7, M12x1x17, M12x1.25x17, M14x1.25x17, M16x1.25x17. No matter what brand of engine you have, you can easily find the right size insert for it.
  • 【All In One Set】In addition to the tap and insert, the PONEYA spark plug repair kit comes with a detailed repair instruction manual, which will give you clear guidance whether you are experienced in repairing spark plugs or not. The kit also includes a free bottle of metal bonding glue to make the repaired inserts even stronger.
  • 【100% Satisfied Customer Service】If you have any suggestions or if you run into any problems, don't hesitate to contact our support. We are there for you 24 hours a day, 7 days a week, 365 days a year! We promise FREE REPLACEMENT or FULL REFUND for all defective products, solving your worries in all aspects. 100% guarantee for the after-sale service!
RANK 14.
Camrusic Spark Plug Thread Repair kit, M10x1.0 Bolt, M12x1.0 Tap Stainless Steel Repair kit for Automotive Engine
  • Professional & Universal: This is a professional universal reamer cylinder spark plug thread repair tool, and which is a comprehensive kit
  • For Engines and Generators: Can make your maintenance work easier, effective and convenient, especially suitable for gasoline engines, generators, diesel engines and other machines
  • Practical And Efficient: This is a very practical and efficient spark plug thread repair tool set, designed to help quickly and effectively repair damaged spark plug threads and prolong the service life
  • Useful And Convenient: Universal size, suitable for repairing spark plug thread M10x1.0, very useful and convenient
  • Stainless Steel Material: Good quality stainless steel material and galvanizing process ensure that the products you buy are durable
RANK 15.
Lisle 65200 Pro 14mm Plug Hole Repair Kit
  • Installs a new solid steel spark plug thread insert in original thread location.
  • Set includes one-piece drill tap, long tap holder, short tap holder, insert installer, swedger and handle.
  • Includes four insert sizes: 5-16", 7/16", 11/16" and 1" (new size).
  • Package Weight: 1.708 kilograms
RANK 16.
Hihaha Outer/Universal Spark Plug Thread Repair Tools with M14x1.25 Inner Inserts and M16x1.25 Tap/High Speed Steel Tap Spark Plug/Durable/Metal / 1 Set/Gold Tone
  • UNIVERSAL: The Spark Plug Thread Repair Tools Kit are suitable for most car, gasoline engines, generators, and diesel engines, etc
  • PRODUCT INFORMATION: The Spark Plug Thread Repair Tools Kit are made of stainless steel, which is strong, and sturdy.
  • DESIGN: Designed to make the car work well and improve work performance. The design is beautiful and elegant.
  • INSTALLATION GUIDE:1. Match the intended thread repair kit; 2. Check the size on the tap and Inserts; 3. Drill out the damaged bore or thread for the thread you are intended to restore; 4. Clean the hole with cleaning cloth; 5. Slightly run the tap into the hole, from the bottom tapered cutting edge, to the correct depth by hand or on a machine tool of 3/8"" square drive; 6. Clean the thread; 7. Check the size of inserts, then screw in the threaded repair insert using the insertion tool.
  • PACKAGE LIST: 10 Pcs M14 x 1.25 inner thread inserts ,1 Pc M16 x 1.25 thread tap and 1 Pc Plastic Storage Case, a vocational spark plug thread repair tools.
RANK 17.
Helicoil Thread Repair Tool Kit: 320-Piece Metric SAE Heli Coil Rethreading Insert Drill Bits Spark Plug Automotive Engine Motor Stud Bolt Tap Universal Threaded Restorer Restoring Rethread
  • DURABLE CONSTRUCTION - Experience the resilience of this master restorer set. Every tool within our helicoil kit is crafted from premium steel, heat-treated for enhanced strength. Whether it's an automotive engine stud or a bolt tap, this kit ensures long-lasting durability.
  • EFFICIENT OPERATION - Dive into easy use and optimal results. The 135° drill bits adeptly prep space for the installation tools, allowing smooth insert placements. Repair your old threading with the install tools, and employ the break-off instruments to tidy up for immediate utilization.
  • COMPREHENSIVE SET - The helicoil thread repair tool kit by SEDY boasts a robust 320-piece collection, housing drill bits, screw taps, wire thread inserts, and more. It's meticulously designed for both metric and SAE sizes: 1/4", 5/16", 3/8", 7/16", 1/2", M5, M6, M8, M10, and M12, ensuring diverse applications.
  • VERSATILE UTILITY - Our universal rethreading tool kit isn't just for repair. Restore stripped or damaged internal threads, or maintain your threaded motor parts to shield against wear and tear. Whether for spark plug, bearing inserts, or metal hole restorations, this set is your heli coil solution.
  • HANDY PORTABILITY - Beyond the internal workings, the helicoil thread repair tool kit's superior portability shines. A tailor-made carrying case houses this metric sae set, streamlining storage and transport. Whether you're an automotive enthusiast or a professional, this rethread kit is your mobile companion.
SaleRANK 18.
Powerbuilt 14mm Back Tap Thread Repair Tool - 640811
  • Back-Tap's patented collapsible design allows it to engage be placed through the spark plug hole and into the chamber
  • The Back tap repairs the damaged thread as it is drawn up through the spark plug hole
  • Made in USA. Meets or exceeds ANSI standards.
  • Back-Tap 14 millimeter thread straightening tool for spark plug fouled threads
  • Collapsible design allows it to engage be placed through the spark plug hole and into the chamber
  • Expands the tool's threaded area and threading into the clean threads
  • Backtap repairs the damaged threads as it is drawn up through the spark plug hole
RANK 19.
ZKTOOL 14mm Cylinder Head Rethreaded Kit, Spark Plug Thread Repair Kit,14mm Reamer Cylinder Thread Repair Tool,Spark Plug Rethreader Kit,4 Thread Insert. M14 x 1.25
  • Choice: The thread repair tool kit is a tool for spark plug repair. This tool does not require any difficult operation and is suitable for everyone. For the convenience of use, you can add some thread locking agent, (Rethread Aluminum Heads Only).
  • Advantages: Chrome vanadium steel (CR-V) 14mm 12-point threaded reamer with a total length of 2.5 inches and four 3/8-inch, 7/16-inch, 1/2-inch and 3/4-inch carbon steel blades. Compared with similar products, we have optimized the quality. Will not be easily damaged.
  • Operation: Repair and repair the chrome vanadium steel (CR-V) M14 x 1.25 internal thread size on the sleeve by cutting the thread, and repair the plug in the aluminum head. The socket includes a metal retainer for fixing the plug inside during installation and removal.
  • Packaging: The re-threading kit includes a tapping reamer and 4 blades of different sizes and depths for your convenience.
  • Service: We provide product package return and exchange service for a better customer experience. If you have any questions, please contact us, we are online 24 hours
RANK 20.
Camrusic Spark Plug Thread Repair kit, M12x1.25 Inserts and M14x1.25 Tap Stainless Steel Thread Repair Tool for Automotive Engine
  • Practical Insets and Taps Set: Professional spark plug thread repair tools, including 10pcs M12 x 1.25 thread inserts and a M14 x 1.25 thread tap
  • Thread Standard: These repair tools have standard thread sizes, suitable for repairing spark plugs with 14mm x 1.25mm threads
  • Excellent Material: These threaded inserts are made of stainless steel, with galvanized treatment, corrosion resistant and durable.
  • Scope of Application: This is a great practical Spark Plug Thread Repair Kit, has great stable performance, standard size perfect fitment and reliable quality, can be widely used for gasoline engines, generators, diesel engines, etc. Saving labor and time
  • Quality Reliable: Spark Plug and Inserts set is made of quality thick high speed steel and stainless steel material, which has high hardness and strength, great stable performance for easy drilling and repairing, high wear and heat resistance that is hard to break or damage, durable and reliable to be used for a long life.
Sunny Daze
Sunny Daze

Hey there, I'm Sunny Daze! My friends say I'm the most cheerful person they know. I created this lifestyle blog to share my upbeat perspective on living joyfully.

Fashion and style are a huge passion of mine. I love wearing vibrant, funky clothes that make me stand out. My diet is full of delicious smoothies, salads, and natural foods that nourish me. Staying active with yoga and self-care keeps me feeling as bright as my outfits!

Travel allows me to explore new cultures and appreciate the beauty of our world. I seek out the most colorful, happy destinations to ignite my sense of adventure.

Capturing radiant images through photography is my jam! I get giddy sharing pics of awesome experiences, landscapes, and foods with my readers. Spreading smiles is what it's all about!

I started this blog to uplift others with my positive outlook on life. Join me in seeing the bright side of any situation! There's enough darkness in this world - let's shine a light together!

XO,
Sunny