AUTOLITE 5143 Spark Plug - 14 mm Thread, 0.708 in Reach, Tapered Seat

Spark Plug Enhance your engine's performance with the AUTOLITE 5143 spark plug, designed for optimal efficiency and durability. This high-quality spark plug features a 14 mm thread and a 0.708 inch reach, making it a perfect fit for a variety of vehicles. The tapered seat design ensures a secure fit, reducing the risk of leaks and improving combustion efficiency. Crafted with a built-in resistor, the AUTOLITE 5143 spark plug helps minimize engine noise while providing reliable starts and smooth operation. Whether you're a DIYer or a professional mechanic, this spark plug is an essential component for maintaining your vehicle's performance and longevity. Upgrade your ignition system today with the trusted quality of AUTOLITE. Features: * Thread Size: 14 mm for compatibility with various engines * Reach: 0.708 inches to ensure optimal performance * Seat Type: Tapered seat design for a secure fit * Resistor: Built-in resistor reduces engine noise and improves performance