Spark Plug Series Bulk Insert, 14-1.25mm x 1/2 In - Heli Coil Products

The Heli-Coil 513-13 Spark Plug Series Bulk Insert is a professional-grade solution engineered for permanent repair of damaged spark plug threads. Manufactured from durable 18-8 stainless steel, these precision-formed thread liners provide reliable, conventional screw threads that restore integrity to compromised cylinder heads. This specific insert is designed for spark plug applications requiring a 14-1.25mm thread with a 1/2 inch reach.

Key Features

• Durable 18-8 Stainless Steel Construction: Provides exceptional strength, corrosion resistance, and longevity for demanding automotive and industrial environments.
• Precision-Formed Thread Liners: Ensures a perfect fit and creates new, permanent internal threads that meet original equipment specifications.
• Restores Conventional Screw Threads: Converts worn or stripped spark plug openings into robust, reusable threads, extending the life of components.
• Integrated Installation Tang: Facilitates quick and accurate installation, with a notched design for easy and clean removal after seating.
• Specific Spark Plug Sizing: Precisely sized at 14-1.25mm with a 1/2 inch reach, making it ideal for a wide range of spark plug thread repairs.

Applications

This Heli-Coil Spark Plug Series Bulk Insert is an indispensable tool for professional technicians and mechanics in various settings. It is primarily used for the permanent repair of stripped, worn, or cross-threaded spark plug holes in aluminum or cast iron cylinder heads. Implementing this insert prevents costly cylinder head replacement, ensuring a secure and leak-free spark plug connection critical for engine performance and reliability in automotive, marine, and industrial engines.

Specifications

• Manufacturer: Heli Coil Products
• Model Number: 513-13
• Thread Size: 14-1.25mm
• Reach: 1/2 Inch
• Material: 18-8 Stainless Steel