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TIME-SERT® Spark Plug Thread Repair Kit – M14 x 1.25 (75 Piece Set)

£705.95

Ease of Fitment Guide: Beginner

For flat or conical sealing seat
  • Ensures reliable processing, even with weak walls
  • Compatible with thin-walled materials
  • Media-tight for added security
  • Self-locking for dependable use
  • Precisely positions in the workpiece for a perfect fit

Order your TIME-SERT kit today for a fast and secure solution to your thread repair needs!

Available on backorder

Brand:WÜRTH

Description

Würth TIME-SERT® Spark Plug Thread Repair Assortment – 75 Pieces

Experience unparalleled reliability and precision with the Würth TIME-SERT Spark Plug Thread Repair kit. Moreover, this professional 75-piece kit is engineered specifically for restoring M14 x 1.25 spark plug threads with flat sealing seats, ensuring long-lasting, factory-quality repairs. As a result, the set includes all necessary bushings and tools, making it ideal for both automotive workshops and advanced repair technicians. Furthermore, the copper-coated bushings provide excellent thermal conductivity and exceptional durability. For additional thread repair solutions and sizes, explore our full range of TIME-SERT® Copper Inserts.

Key Highlights

  • Complete 75-piece assortment – includes all required bushings and tools
  • M14 x 1.25 thread repair – perfect for spark plug applications with flat sealing seats
  • Six bushing lengths supplied – ranging from 7.0 to 16.8 mm
  • Excellent thermal conductivity – copper-coated bushings improve heat transfer
  • Compression-sealed design – bushings will not loosen and are pressed firmly into the workpiece

Key Features

  • Professional Thread Restoration – Restores damaged or stripped spark plug threads to OEM-level precision.
  • Copper-Coated Bushings – Enhances thermal conductivity for improved heat dissipation and stability.
  • Secure Press-Fit Installation – Bushings are mechanically pressed into the workpiece for maximum retention.
  • Wide Length Range – Six bushing lengths provide flexibility across multiple repair scenarios.
  • Fully Equipped Kit – Includes milling, countersinking, tapping, and insertion tools for complete repair workflow.

Why Choose This TIME-SERT® Kit?

  • Trusted Würth Engineering – German-manufactured components ensure superior longevity and reliability.
  • High-Temperature Performance – Designed to withstand heat cycling in spark plug environments.
  • Permanent Repair Solution – Compression sealing prevents inserts from backing out under vibration.
  • Ideal for Professional Workshops – Provides consistent, repeatable results across multiple engine types.

Application and Instructions

To begin, mill out the damaged thread, countersink the opening, and cut the new internal thread using the supplied cutter tap. Additionally, once the preparation is complete, insert and press the new bushing into place to achieve a secure, permanent repair. Furthermore, the TIME-SERT® system ensures precise positioning and a leak-free seal.

Need more copper inserts? Click here to browse the full range.

Contents

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M14 x 1.25 Insert – 7 mm 5 pcs
M14 x 1.25 Insert – 8 mm 5 pcs
M14 x 1.25 Insert – 9.4 mm 15 pcs
M14 x 1.25 Insert – 11 mm 15 pcs
M14 x 1.25 Insert – 15 mm 15 pcs
M14 x 1.25 Insert – 16.8 mm 15 pcs
Drill Tool 1
Countersink Tool 1
Thread Cutter Tap 1
Insertion Tool 1

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Technical Specifications

Specification Value
Brand TIME-SERT®
Kit Type Spark Plug Thread Repair Assortment
Number of Pieces 75 PCS
Material 9SMn/Pb28K Steel Inserts with Copper Coating
Applications Automotive / Engine Repair / Mechanical Workshops
Thread Sizes M14 x 1.25
Insert Finish Copper-Coated Steel

Need other thread sizes? Browse our complete selection of TIME-SERT products.

Check out customer reviews on Trustpilot for honest feedback.

Video Demo

Brand

WÜRTH

Würth: Trusted Tools, Equipment, and Consumables for Every Industry

Würth is a global leader in providing high-quality tools, equipment, and consumables across various industries. With a strong reputation for reliability and innovation, the company consistently delivers top-tier products. Whether you work in automotive, construction, or industrial sectors, they offer products that meet your specific needs. [show_more more="Read more" less="Read less"]

Why Choose Würth?

Würth offers a vast selection of tools, equipment, and consumables. For example, they provide everything from hand tools to industrial supplies, including essential consumables like cleaning products, aerosol sprays, greases, and lubricants. So, no matter how specialized your job is, you can find the right tool or consumable here.

Superior Quality

Wurth ensures that their tools and consumables deliver reliable performance. In fact, each product, whether a tool or a lubricant, undergoes rigorous testing to meet the highest standards. Consequently, this commitment to quality guarantees that you receive durable and effective solutions every time.

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Global Expertise with Local Support

With operations in over 80 countries, this global leader combines expertise with local knowledge. This ensures their supplies are trusted worldwide while being tailored to local needs. Moreover, you can always count on consistent support and service, no matter where you are.

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Würth prioritizes sustainability in their products and practices. They offer eco-friendly consumables, including cleaning agents and aerosols, which are designed with environmental responsibility in mind. As a result, by choosing these products, you contribute to reducing environmental impact while maintaining high performance.

Applications and Industries

Automotive: They supply a full range of automotive tools and consumables, including fasteners, greases, and aerosol sprays, ensuring your workshop is fully equipped. Construction: From hand tools to lubricants, their products help you manage any construction project, providing reliable solutions for tasks of all sizes. Industrial: Their equipment and consumables, such as industrial-grade lubricants and cleaning products, are specifically designed to meet the demands of heavy-duty industrial environments. They deliver high performance under pressure. In summary, Wurth stands out as the top choice for professionals seeking reliable tools, equipment, and consumables. Their blend of quality, innovation, and sustainability makes them a brand you can trust. Therefore, explore their products today and discover why they are the preferred choice for your tool, equipment, and consumable needs.[/show_more]
Wurth logo featuring the company name in red and white, known for high-quality tools and hardware

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