Thread Repair Insert 3 4 10inch External 14mm X 1.25 Pitch Internal Carbon Steel Spark Plug Port Insert for Cylinder

Feature: 1. HIGH PERFORMANCE INSERT TOOL: This thread repair insert is made with SAE coarse threads and will be anchored deeper to the head than the metric fine threads. This bushing will not screw in completely and fall into the cylinder. 2. LONG DURABILITY: Thread failed repair insert is made of carbon steel for high temperature and pressure resistant, high stability, ensuring long lasting use. 3. THREAD TYPE: This repair insert with 3 4 10inch external thread and 14mm x 1.25 internal thread is designed to accurately fit 4.6 and 5.4 engines, providing a secure connection. 4. PRACTICAL DESIGN: By drilling out the spark plug hole and tapping it to 3 4 10inch, then applying for jb weld on the outer thread of the adapter, allowing 24 hours to set before starting the engine. 5. IDEAL REPAIRING SOLUTION: If you repaired the spark plug threads with a thread repair kit and blew out the adapter, this large, sturdy adapter can repair the threads again. Specification: Item Type: Thread Repair Insert Material: Carbon Steel Function: If you have used a thread repair kit to repair spark plug threads and blown out the adapter, the adapter can repair the thread again. Size: External thread 3 4 10inch Internal 14mm x 1.25 pitch Length: 7 8 inch Fitment: For Cylinder Head 4.6 5.4 2 valve engine. Package List: 1 x Thread Repair Insert