Professional restoration of spark plug threads

Damaged spark plug threads can lead to loss of performance and further engine damage. With the V-COIL thread repair kit M14x1.25, you can quickly and efficiently restore the threads, ensuring your engine functions optimally again.

High-quality kit for durable repairs

This kit contains all the necessary tools to professionally repair damaged threads:

• STI combination tap (HSS-G, 14 x 1.25): For precise cutting of new threads.
• 15 stainless steel thread inserts: In lengths of 8.4 mm, 12.4 mm, and 16.4 mm, for various applications.
• Installation tool with locking ring (no. 17): For correct installation of the thread inserts.

Easy to use

Using the V-COIL repair kit is simple and requires no specialist knowledge. Follow these steps:

1. Preparation: Ensure the work area is clean and remove any remnants of the old thread.
2. Tapping: Use the STI combination tap to cut new threads in the damaged hole.
3. Installation: Place the thread insert on the installation tool and carefully screw it into the tapped opening.
4. Finishing: Remove the tang from the thread insert with the installation tool.

Advantages of the V-COIL repair kit

• Cost-effective: Prevents the need to replace expensive parts.
• Durable: The stainless steel thread inserts provide strong and corrosion-resistant threads.
• Versatile: Suitable for various applications, both in the automotive sector and other industries.

Technical specifications

• Thread size: M14 x 1.25
• Thread insert material: Stainless steel
• Number of thread inserts: 15 pieces (5 x 8.4 mm, 5 x 12.4 mm, 5 x 16.4 mm)
• Standards: DIN 8140, tolerance ISO 2 (6H), Type S

Areas of application

The V-COIL thread repair kit is ideal for:

• Automotive: Repairing spark plug threads in cylinder heads.
• Mechanical engineering: Repairing damaged threads in various metal components.
• Maintenance work: Reinforcing threads in materials with low shear strength, such as aluminum and magnesium alloys.

With the V-COIL thread repair kit M14x1.25, you have a reliable solution for restoring and strengthening threads, ensuring your equipment and vehicles last longer and continue to perform optimally.