Spark Plug Thread Repair Kit M14 Short Reach - Heli Coil Products

The Heli Coil R5326-14S Spark Plug Thread Repair Kit (M14 Short Reach) is designed for permanent repair of damaged spark plug threads in aluminum cylinder heads without pulling the head. This professional-grade kit restores correct thread engagement and sealing, helping technicians avoid costly head replacement while maintaining factory-level reliability.

Key Features

• M14 x 1.25 short reach repair
  Engineered specifically for short reach M14 spark plug applications commonly found in passenger cars, light trucks, powersports, and small engines.

• Permanent thread restoration
  Restores worn or stripped spark plug threads in aluminum heads to original size and pitch, providing a secure, blowout-resistant repair.

• Complete, shop-ready kit
  Includes the tap, installation tool, and inserts required for the repair, allowing technicians to complete the job with standard shop equipment.

• High-strength insert design
  Quality thread inserts provide strong, heat-resistant threads that stand up to combustion temperatures and repeated plug changes.

• Controlled, accurate installation
  Short reach configuration helps ensure proper plug depth and seat alignment, maintaining correct combustion chamber conditions.

Applications

Ideal for professional automotive and fleet repair shops, engine rebuilders, and experienced DIY technicians working on aluminum cylinder heads with M14 short reach spark plugs. Commonly used on passenger vehicles, motorcycles, ATVs, and small industrial engines where spark plug threads have been cross-threaded, stripped, or carbon-damaged but the head is otherwise serviceable.

Using this Heli Coil Sav-A-Thread kit allows you to return damaged heads to service quickly, reduce comebacks from failed thread repairs, and maintain consistent torque and sealing at the spark plug.

Specifications

• Manufacturer: Heli Coil Products
• Model: R5326-14S (Sav-A-Thread)
• Thread Size: M14 (short reach applications)
• Weight: 0.01 lb
• Package Dimensions: 2.6 x 2.5 x 0.5 in