Spark Plug Rethread Tool - 12mm - KD Tools

The KD Tools 3689 Spark Plug Rethread Tool is engineered for professional technicians and mechanics to precisely repair damaged spark plug port threads. This specialized tool rethreads ports from the inside out, utilizing the existing good threads at the base of the port to ensure accurate alignment and a proper fit. It offers a reliable solution for restoring damaged spark plug threads without removing the cylinder head.

Key Features

• Inside-Out Rethreading: Engages with the undamaged threads at the bottom of the spark plug port, guiding the tap for precise and concentric thread repair.
• Minimizes Contamination: Designed to reduce the amount of dirt and metal shavings driven into the cylinder during the rethreading process, protecting critical engine components.
• Durable Construction: Manufactured by KD Tools, this rethreading tool is built for professional-grade use, ensuring longevity and consistent performance in demanding workshop environments.
• 12mm Specific Application: Tailored for 12mm spark plug threads, providing a dedicated solution for a common spark plug size.
• Efficient Operation: Applying light grease to the tool's end effectively traps filings, further mitigating contamination and streamlining the cleanup process.

Applications

This spark plug thread repair tool is essential for automotive service centers, engine rebuild shops, and industrial maintenance facilities. It is ideally suited for repairing stripped or damaged 12mm spark plug threads in various gasoline engines. The KD Tools 3689 prevents the need for more extensive and costly cylinder head repairs or replacement, making it an invaluable asset for maintaining engine integrity and performance.