Spark Plug Thread Chaser, 14mm - 18mm - Mayhew Tools

Part #: 37900

Dual-Size Design: Efficiently services both 14mm and 18mm spark plug threads with a single tool.
Precision Threading: Engineered to meticulously clean and restore damaged or fouled spark plug threads.
Durable Construction: Built from robust materials to withstand demanding automotive repair environments.
Compact Form Factor: Its small dimensions allow for easy handling and access in tight engine compartments.
Corrosion Resistance: Designed for longevity and reliable performance even with repeated use.

Spark Plug Port Restoration: Cleans and repairs distorted threads within the cylinder head spark plug ports.
Engine Maintenance: Essential for proper maintenance during spark plug replacement or engine overhauls.
Automotive Repair Shops: A vital tool for professional mechanics addressing common spark plug thread issues.
DIY Auto Enthusiasts: Enables car owners to perform effective thread repairs, extending engine component life.
Preventive Care: Use to clean threads before installing new spark plugs, ensuring a secure fit.

Prevents Costly Damage: Restores compromised threads, eliminating the need for expensive cylinder head replacements.
Ensures Secure Spark Plug Seating: Guarantees proper torque and a leak-free seal, preventing spark plug blowouts and misfires.
Extends Component Lifespan: Cleans and revitalizes existing threads, prolonging the usability of cylinder heads and related parts.
Saves Time and Effort: Provides a quick, straightforward solution for a common automotive problem, simplifying repair tasks.
Improves Engine Performance: A correctly seated spark plug contributes to optimal combustion and engine efficiency.
Versatile Solution: Addresses two of the most common spark plug thread sizes, offering broad applicability with one tool.